1260700786-rule viii light&ventlatn(anotatd)

8/2/2019 1260700786-Rule VIII Light&Ventlatn(Anotatd)

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RULEVIII-LIGHTANDVENTILATIONSECTION801. GeneralRequirementsofLightandVentilation1. SubjecttotheprovisionsoftheCivilCodeofthePhilippinesonEasementsofLightandView,

andtothespecificprovisionsoftheCode,everybuildingshallbedesigned,constructed,andequippedtoprovideadequatelightandventilation. (RefertoGuidelinesonEasements,ViewCorridors/SightLinesandBasementsattheendofthisRule)

2. Allbuildingsshallfaceastreetorpublicalleyoraprivatestreetwhichhasbeendulyapproved.(RefertoGuidelinesonStreets/RROWandSidewalksattheendofthisRule)

3. NobuildingshallbealterednorarrangedsoastoreducethesizeofanyroomortherelativeareaofwindowstolessthanthatprovidedforbuildingsunderthisRule,ortocreateanadditionalroom,unlesssuchadditionalroomconformstotherequirementsofthisRule.

4. Nobuildingshallbeenlargedsothatthedimensionsoftherequiredcourtoryardwouldbelessthanwhatisprescribedforsuchbuildinglot.SECTION802. MeasurementofSiteOccupancy1. Themeasurementofsiteoccupancyorlotoccupancyshallbetakenatthegroundleveland

shallbeexclusiveofcourts,yards,andlightwells.2. Courts,yards,andlightwellsshallbemeasuredclearofallprojectionsfromthewallsenclosing

suchwellsoryardswiththeexceptionofroofleaders,wallcopings,sills,orsteelfireescapesnotexceeding1.20metersinwidth.

SECTION803. PercentageofSiteOccupancy1. Themeasurementofthepercentage(%)ofsiteoccupancy(orlotoccupancy)shallbetakenat

thegroundlevelandshallbeexclusiveofcourts,yardsandlightwells. Courts,yards,andlightwellsshallbemeasuredclearofallprojectionsfromthewallsenclosingsuchwellsoryardswiththeexceptionofroofleaders,wallcopings,sills,orsteelfireescapesnotexceeding1.20metersinwidth.

2. Incaseofproposedadditionalconstructiononalotonwhichanotherbuilding/structurealreadystands,thePercentageofSiteOccupancy(PSO)arisingoutofsuchexistingbuildings/structuresmust

be

included

in

the

computation

of

the

PSO

for

the

Total

Lot

Area

(TLA).

In

case

of

discrepancybetweenthespecifiedMaximumAllowablePSOandtheotherlightandventilationprovisionsunderthisRule,theresultinglesserbuilding/structurefootprintorgrossfloorareaatthegroundfloor(oratgradelevel)mustprevail.

3. Maximumsiteoccupancyshallbegovernedbyuse,typeofconstruction,andheightofthebuildingandtheuse,area,natureandlocationofthesite;andsubjecttotheprovisionsofthelocalzoningrequirementsandinaccordancewiththefollowingtypesofopenspaces:a. Publicopenspaces-streets,alleys,easementsofsea/lakeshores,rivers,creeks,esteros,

railroadtracks,parks/plazas,playgrounds,andthelike.b. Total Open Spaces within Lot (TOSL) - courts, yards, gardens, light wells, uncovered

driveways,accessroadsandparkingspacesconsistingoftwo(2)types:

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i. Paved or tiled (hardscaped areas); sub-classification of open space shall fall underMaximumAllowableImperviousSurfaceAreas(ISA)withintheTotalLotArea(TLA);and

ii. Unpavedareaswithinthelotthatarewithexposedsoilandplanted(softscaped),i.e.,theUnpavedSurfaceAreas(USA);thissub-classificationisthetrueopenspace.

4. ThefollowingTableillustratesthemannerindeterminingtheMaximumAllowablePercentageofSite Occupancy (PSO), Maximum Allowable Impervious Surface Area (ISA), MaximumAllowableConstructionArea(MACA),MinimumUnpavedSurfaceArea(USA),andtheTotalOpenSpacewithinLot(TOSL)withreferencetoTypeofLandUseZoningperLot.

TableVIII.1. ReferenceTableofMaximumAllowablePSO,MaximumAllowableISA,theMACA,theMinimumUSAandtheTOSLbyTypeofLandUseZoningperLot


Building/StructureUseor

Occupancy(orLandUse)a

%ofTotalLotArea(TLA)

Duly-ApprovedZoning

MaximumAllowablePSOc,d

MaximumAllowable

ISAc(PavedOpen

Spaces)

MinimumUSA

(UnpavedOpen

Spaces)

TOSLd(ISA+USA)

Residential BasicResidential2(R-2)/MediumDensityHousing[singlefamilydwellingunitwithaBuildingHeightLimit(BHL)of10.00meters]

55e 30 15 45

60f 30% 10 40

MaximumR-2/MediumDensityHousing(multiplefamilydwellingunitswithinonebuilding/structurewithaBHLof15.00meters)

60e 30 10 40

70f 20 10 30

BasicResidential3(R-3)/High

Density

Housing(singlefamilydwellingunitwith

65e 20 15 35

70f 20 10 30MaximumR-3/HighDensityHousing(multiplefamilydwellingunitswithinone

70e 20 10 30

80f 10 10 20Residential4(R-4)/Individual

Townhouse

Units

70e 20 10 3080f 10 10 20

Residential5(R-5)/Condominiums 70e 20 10 3080f 10 10 20

Commercial Commercial1 70e 20 10 30


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(Com-1) 80f 10 10 20

Notes:a) perduly-approvedCity/MunicipalComprehensiveLandUsePlan(CLUP)b) perduly-approvedCity/MunicipalZoningOrdinance(ZO)anditsIRRc) PSO+ISA=MACA(MaximumAllowableConstructionArea)d) PSO+TOSL=TLA(TotalLotArea).


Building/StructureUseor

Occupancy(orLandUse)a

%ofTotalLotArea(TLA)

Duly-ApprovedZoning

MaximumAllowablePSOc,d

MaximumAllowable

ISAc(PavedOpen

Spaces)

MinimumUSA

(UnpavedOpen

Spaces)

TOSLd(ISA+USA)

Commercial2(Com-2) 75e 20 5 2585f 10 5 15Commercial3(Com-3) 80e 15 5 2090f 5 5 10

Industrial Industrial1(Ind-1) 70e 20 10 3080f 10 10 20Industrial2(Ind-2)

70e 15 15 3080f 5 15 20

Industrial3(Ind-3) 70e 15 15 3080f 5 15 20

Institutional- 50e 20 30 50

60f 20 20 40Cultural

- 60e 20 20 4070f 20 10 30

Utility/Trans-portation/Services

- 50e 40 10 5060f 30 10 40

Sidewalks/ArcadesatRROW - -

22.22(oftotalwidthof

RROWasPaved

portionofsidewalk)

11.11(oftotalwidthof

RROWasUnpavedportionofsidewalk)

33.33(oftotalwidthofRROW)

ParksandOpenRecreationalSpaces

- 20 30 50 80

Planned UnitDevelopment

PUDatareclamationareaclosetoanoperatingairport

70 15 15 30PUDatareclamationarea 70 15 15 30PUDatacoastalarea 70 15 15 30PUDataninlandareaclosetoanoperatingairport

70 10 20 30PUDataninlandarea 70 10 20 30

Cemetery - 85 10 5 15


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e) withoutfirewallf) withfirewall

4. MinimumRequirementsforTotalOpenSpaceswithinLot(TOSL)a.

Total

Open

Spaces

within

Lot

(TOSL)

are

portions

of

the

Total

Lot

Area

(TLA)

not

occupied

bytheMaximumAllowablePSO.TheTOSLmayconsistofeithertheMaximumAllowableISA(hardscapedareas)ortheUSA(exposedandplanted/softscapedsoil)ormayalsobethecombinationofbothtypesofopenspaces.(FigureVIII.1.)

b. GroupAbuildingsorResidential1(R-1)uses/occupanciesshallfollowtheminimumyardstandardsinTableVIII.2.tocomplywiththeTOSLrequirement.

c. AbutmentsforBasicUses/OccupanciesformingpartofnewdevelopmentsshallbebasicallysimilartotherestrictionsprescribedforfirewallsunderRuleVII,towit:i. AbsolutelynoabutmentsareallowedatanypropertylineforanyR-1lottype/location.ii. Abutmentsshallbeallowedononlyone(1)sideforanyR-2lottype/location.Thereshall

benofirewalls/abutmentsonthefrontandrearpropertylinesforanyR-2lottype/location.

iii. Abutmentsshallbeallowedontwo(2)sidesonlyoronone(1)sideandtherearpropertyline/boundaryforanyR-3lottype/location.ThereshallbenoabutmentsonthefrontpropertylineforanyR-3lottype/location.

iv. Abutmentsshallbeallowedontwo(2)sidesonlyforanyR-4lottype/location.Thereshallbe no firewalls/abutments on the front and rearproperty line foranyR-4 lottype/location.

v. Abutmentsshallbeallowedontwo(2)sidesonlyoronone(1)sideandtherearpropertyline/boundaryforanyR-5lottype/location.ThereshallbenoabutmentsonthefrontpropertylineforanyR-5lottype/location.

vi. Abutmentsshallbeallowedontwo(2)sidesonlyoronone(1)sideandtherearpropertyline/boundaryforanyC-3lottype/location.ThereshallbenoabutmentsonthefrontpropertylineforanyC-3lottype/location.

d. LotType/Location.

Onlyseven(7)typesoflotsandtheirrespectivelocationsaredescribedunderthisRule.(FiguresVIII.2.throughVIII.8.)

e. VarianceWhenthelotsasdescribedinFiguresVIII.2.throughVIII.8.aretoonarrowortooshallowsuchthatthepublicopenspace,e.g.,RROW,alleyorthelikeonwhichtheyabutcanadequatelysupplylightandventilationtoeveryroomthereinsubjecttotherequirementsonwindowopening,therequirementsontheminimumTotalOpenSpacewithinLot(TOSL)above may be waived (Figures VIII.9. through VIII.11.), provided however, that forlotsabuttingononlyone(1)publicopenspace,thedepthoftheopenspacetobeprovidedshallnotbemorethan8.00meters;andforthoselotsabuttingtwo(2)ormorepublicopenspaces,thedepthoftheopenspacetobeprovidedshallnotbemorethan12.00meters.



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FigureVIII.1.Annotation.Spacesforcarportshavetobeintroducedwithinthebuildingfootprint.Ifnoroofisintroducedovertheproposedcarport(thatmaybepartlysituatedatthefrontyardoranyofthe2sideyards),thespacemaythenserveasopencarparking.Tomaintainthesingle-detachedqualityofthebuilding,onlyalowfenceorlowwall(notaallwallorafirewall)shouldbeallowedalongtheentireproperty

perimeter.

Firewalls

are

absolutely

prohibited

for

R-1

lots.



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FigureVIII.2. FigureVIII.3.FigureVIII.4. FigureVIII.5.

FigureVIII.6. FigureVIII.7.FigureVIII.8.LOTTYPES



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Annotation:Thelast2lot types are recommendedforlowdensityresidential (R-1)developments.

FigureVIII.9.

FigureVIII.10.



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FigureVIII.11.LOTTYPES

Annotation:Thelast2lotconfigurationsmaybebettersuitedfornon-residentialdevelopments.

SECTION804. SizesandDimensionsofCourts1. Minimumsizesofcourtsandyardsandtheirleastdimensionsshallbegovernedbytheuse,type

ofconstruction,andheightofthebuildingasprovidedhereunder,providedthattheminimumhorizontaldimensionofsaidcourtsandyardsshallbenotlessthan2.00meters. Allinnercourtsshall

be

connected

to

a

street

or

yard,

either

by

a

passageway

with

a

minimum

width

of

1.20

metersorbyadoorthrougharoomorrooms.

2. Therequiredopenspaceshallbelocatedtotallyordistributedanywherewithinthelotinsuchamannerastoprovidemaximumlightandventilationintothebuilding.(FiguresVIII.12.throughVIII.15.)

3. YARD-therequiredopenspaceleftbetweentheoutermostfaceofthebuilding/structureandthepropertylines,e.g.,front,rear,rightandleftsideyards. The width of the yard is the setback.YardsprescribedforCommercial,Industrial,InstitutionalandRecreationalBuildingsareshowninTableVIII.3.hereafter.

TableVIII.2. MinimumSetbacksforResidentialBuildings/Structures

Notes:a) ThesetbackrequirementsinTableVIII.2.abovearefornewly-developedsubdivisions.b) * Totalsetbackonlyatgrade(ornaturalground)level,i.e.,3.00meters+5.00meters=8.00meters(to

accommodatepartoftheminimumparkingrequirementoutsidethedesignatedareaforthefrontyard).The second and upper floors and mezzanine level shall thereafter comply with the minimum 3.00meterssetbackunlessotherwiseprovidedundertheCode.

c) ** Setbackrequiredforonlyone(1)side. Setbacksontwosidesshallbeoptional.d) *** Abutmentsontwosidesandrearpropertylinesmaybeallowedwithconditionsasenumeratedunder

Section804,Subsection10ofthisRule.e)**** Mixed-Use Buildings/Structures in R-5 lots shall be considered a commercial use or occupancy if a

substantialpercentage,i.e.,55%oftheGrossFloorArea(GFA)iscommercial.f) In cases where yards/setbacks are impossible to attain or where frontage and depth of lots are similar

to that of Open Market or Medium Cost Housing Projects, abutments on the sides and rear property lines may be allowed and 1.50 meters front yard is left open as transition area.

TableVIII.3. SetbacksforCommercial*,Industrial,InstitutionalandRecreationalBuildingsRoadRight-of-Way(RROW)

Width(meters)

Front(meters)

Side(meters)

Rear(meters)

_________________________________________________________________________________________The2004RevisedIRRofP.D.No.1096(aspublishedbytheDPWHon01,08&15April2005)page137of255

YARDTypeofResidentialUse/Occupancy

R1(meters)

R-2 R-3 R-4(individual

lot/unit)(meters)

R-5****(meters)Basic

(meters)Maximum(meters)

Basic(meters)

Maximum(meters)

Front 4.50 3.00 8.00* 3.00 8.00* 4.50 6.00Side 2.00 2.00** 2.00** *** 2.00

(optional) 2.00(optional) 3.00Rear 2.00 2.00 2.00 *** 2.00 2.00 3.00


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30.00 &above25.00to29.0020.00to24.0010.00to19.00Below

10.00

8.006.005.005.005.00

5.003.003.002.002.00

5.003.003.002.002.00

Note:

* Mixed-UseBuildings/StructuresinR-5lotsmaybeconsideredacommercialdevelopmentifasubstantialpercentageoftheGFAiscommercial.

FigureVIII.12. FigureVIII.13.

a - OPENSPACEb - ALTERNATELOCATIONS

FigureVIII.14. FigureVIII.15.REQUIREDOPENSPACELOCATIONS



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Annotation:Forallfirewalls(particularlythoseabove3.0minheight),greatcareshouldbetakenwhensuchfirewallsfacethesouthorsouthwesti.e.facingthesouthwestmonsoon(habagat)windswhicharewetanddestructivei.e.thefirewallsmayalsobegenerallysubjectedtorainforuptosixtoeight(6-8)monthsannually.Insuchasituation,firewallguttersarestronglysuggestedtopreventthefirewallwater

from

flooding

the

adjoining

properties.

A

better

option

is

to

set

back

the

firewall

by

up

to

0.60

m

to

createadrainagechannelaswellasafirewallmaintenancespacei.e.forpaintingandgeneralrepairwork.Whenthelattersolutionisadopted,anendwalliscreatedinstead.

4. ThesetbackrequirementsinTableVIII.3.abovearefornewly-developedthoroughfares.Forhighlybuilt-upurbanareaswithdulyestablishedlinesandgradesreflectingthereinproposedroadwideningandelevation,therequirementsinTableVIII.3.abovemaynotbeimposedandthefaceofthebuildingmayabutonthesideand/orrearpropertylinesprovidedthatalltherequirementsonopenspace,windowopening,artificialventilation,ifany,andfirewalls(RuleVII)arefirstfullycomplied

with.

5. Everycourtshallhaveawidthofnotlessthan2.00metersforone(1)ortwo(2)storeybuildings.

However,ifthecourtistreatedasayardorviceversa,thismaybereducedtonotlessthan1.50metersinclusterlivingunitssuchasquadruplexes,rowhousesandthelike,withadjacentcourtswithanareaofnotlessthan3.00sq.meters. Providedfurther,thattheseparationwallsorfences,ifany,shallnotbehigherthan2.00meters.Irregularlyshapedlotssuchastriangularlotsandthelike,whosecourtsmaybealsotriangularinshapemaybeexemptedfromhavingaminimumwidthofnotlessthanwhatisrequiredinTableVIII.3.andasshowninFiguresVIII.16.,VIII.17.,VIII.18.andVIII.19.

6. Forbuildingsofmorethantwo(2)storeysinheight,theminimumwidthoftherearorsidecourtshallbeincreasedattherateof300millimetersforeachadditionalstoreyuptothefourteenth(14th)storey(FigureVIII.20.showingincrementalsetbacks). Forbuildingsexceedingfourteen(14)storeysinheight,therequiredwidthofthecourtshallbecomputedonthebasisoffourteen(14)storeys.

7. UncoveredDriveways,AccessRoadsandParkingSpacesmaybeconsideredpartoftheopenspaceprovidedthattheyareopenandunobstructedfromthegroundupwardasincourtsandyards.

8. AcarportshallnotbeconsideredpartoftheTotalOpenSpacewithinLot(TOSL)particularlyifitisentirelyroofedorroofedwithoverhangs. Insuchacase,itmustbecountedasanintegralcomponentoftheAllowableMaximumBuildingFootprint(AMBF).

9. Afrontyardmaybepartlypaved/hardscaped(convertedintoacourtyard)toserveasacarportbutonlyforabasicR-2orbasicR-3orR-4(individuallot)useoroccupancy,i.e.,allforsingle-familydwellingunitsonly. Allotheruses/occupanciesshallnotbeallowedtousethefrontyardforacarportnorforparking.

10.ForBasicR-3,abutmentsontwosidesandrearpropertylinesmaybeallowedprovidedthefollowingrequirementsarefirstcompliedwith:a. OpenspaceasprescribedinReferenceTableforMaximumPSO,TOSL,andTableVIII.2.of

thisRulearesatisfied.b. WindowopeningasprescribedinSection808ofthisRulearesatisfied.



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c. Firewallwithaminimumoftwo-hourfire-resistiveratingconstructedwithaminimumheightclearanceof400millimetersabovetheroof.(FigureVIII.21)

11.IncaseofconflictintheprovisionsonlightingandventilationunderthisRuleorundertheCode,themorestringentrestrictionsmustprevail.

FigureVIII.16.

FigureVIII.17. FigureVIII.18.



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_________________________________________________________________________________________

FigureVIII.19.OPENCOURT/YARD

Annotation:Theseparationwallsareactuallyfirewalls(particularlyiftheseareabove3.0minheightorabovetherooflinesofthebuildings).Abetteroptionistosetbackthefirewallbyupto0.60mtocreateadrainagechannelaswellasafirewallmaintenancespacei.e.forpaintingandgeneralrepairwork. When the saidsolution is adopted, endwallsarecreated instead.

NOTE:FORRECOMMENDEDINCREMENTALFRONTYARDSETBACKOFC-3BUILDINGS/STRUCTURESALONGA14.00mRROW,REFERTOFIG.VIII.G.13.,GUIDELINESONRROW

The2004RevisedIRRofP.D.No.1096(aspublishedbytheDPWHon01,08&15April2005) page141of255


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FigureVIII.20.Annotation: The incremental setbacks are not intended for adoption as architectural designstandards.Theseareonlytoolstolimitfloorareagenerationusingclimaticconditionsasbases.Theactualdesignsolutionmayactuallyhaveadifferentconfigurationthatmusthowevermatchthelimitprescribedbytheincrementalsetbacks.

ABUTMENTS(FIREWALLS)ONTHESIDE&REARPROPERTYLINESFigureVIII.21.

Annotation:The0.40mheightofthefirewallabovetherooflinesofthebuildingsisanabsoluteminimum.Onlytheflashingmaybeallowedtocrossovertotheothersideofthefirewallforanchoragepurposes._________________________________________________________________________________________The2004RevisedIRRofP.D.No.1096(aspublishedbytheDPWHon01,08&15April2005) page142of255


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SECTION805. CeilingHeights1. Habitable rooms provided with artificial ventilation shall have ceiling heights not less than

2.40 meters measured from the floor to the ceiling;providedthatforbuildingsofmorethanone(1)storey,theminimumceilingheightofthefirststoreyshallbe2.70metersandthatforthesecondstory2.40metersandthesucceedingstoriesshallhaveanunobstructedtypicalhead-roomclearanceofnotlessthan2.10metersabovethefinishedfloor. Above-stated rooms with natural ventilation shall have ceiling heights of not less than 2.70 meters.

2. Mezzaninefloorsshallhaveaclearceilingheightnot less than 1.80 metersaboveandbelowit.

SECTION806. SizesandDimensionsofRooms1. Minimumsizesofroomsandtheirleasthorizontaldimensionsshallbeasfollows:

a. RoomsforHumanHabitations-6.00sq.meterswithaleastdimensionof2.00meters;b. Kitchen-3.00sq.meterswithaleastdimensionof1.50meters;andc. Bathandtoilet-1.20sq.meterswithaleastdimensionof900millimeters.

SECTION807. AirSpaceRequirementsinDeterminingtheSizeofRooms1. Minimumairspaceshallbeprovidedasfollows:

a. SchoolRooms-3.00cu.meterswith1.00sq.meteroffloorareaperperson;b. Workshop,Factories,andOffices-12.00cu.metersofairspaceperperson;andc. HabitableRooms-14.00cu.metersofairspaceperperson.

SECTION808. WindowOpenings1. Rooms intended for any use, not provided with artificial ventilation system, shall be

provided with a window or windows with a total free area of openings equal to at least 10%of the floor area of the room,providedthatsuchopeningshallbenot less than 1.00 sq. meter.However,toiletandbathrooms,laundryroomsandsimilarroomsshallbeprovidedwithwindoworwindowswithanareanotlessthan1/20ofthefloorareaofsuchrooms,providedthatsuchopeningshallnotbelessthan240sq.millimeters. Suchwindoworwindowsshallopendirectlytoacourt,yard,publicstreetoralley,oropenwatercourse.



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2. Requiredwindowsmayopenintoaroofedporchwheretheporch:a. Abutsacourt,yard,publicstreetoralley,oropenwatercourseandotherpublicopenspaces;b.

Has

a

ceiling

height

of

not

less

than

2.70

meters;

c. Hasoneofthelongersidesatleast65%openandunobstructed.

3. Eaves,canopies,awnings(ormediaagua)overrequiredwindowsshallnotbelessthan750millimetersfromthesideandrearpropertylines.

4. There shall absolutely be no openings on/at/within/through all types of abutments (such as firewalls) erected along property lines except for permitted vent wells. This Rule strictlyapplies to all new and existing developments.

5. Inlocatingwindowopeningsitshouldbeborneinmindthatincasesofextremeemergencieswindowsmustserveasemergencyegresstovacatethepremisesoraccessforrescueoperations.Suchwindowsshallmeetthefollowingrequirements:a. Theycanbeopenedfromtheinsidewithouttheuseofanytools;b. Theminimumclearopeningshallhaveawidthnotlessthan820millimetersandaheightof1

meter;c. Thebottomoftheopeningshouldnotbemorethan820millimetersfromthefloor;d. Wherestormshutters,screensorirongrillesareused,theseshallbeprovidedwithquick

openingmechanismsothattheycanbereadilyopenedfromtheinsideforemergencyegressandshallbesodesignedthatwhenopenedtheywillnotdroptotheground;

e. Allareasimmediatelyoutsideafireexitwindow/grillemustbefreeofobstaclesandmustleadtoadirectaccessdownintothegroundorstreetlevel.

SECTION809. VentShafts1. Ventilationorventshaftsshallhaveahorizontalcross-sectionalareaofnotlessthan1.00sq.

meterforeverymeterofheightofshaftbutinnocaseshalltheareabelessthan1.00sq.meter.Noventshaftshallhaveitsleastdimensionlessthan600millimeters.

2. Unlessopentotheouterairatthetopforitsfullarea,ventshaftsshallbecoveredbyaskylighthavinganetfreeareaorfixedlouveropeningsequaltothemaximumrequiredshaftarea.

3. Airductsshallopentoastreetorcourtbyahorizontalductorintake.Suchductorintakeshallhaveaminimumunobstructedcross-sectionalareaofnotlessthan0.30sq.meterwithaminimumdimensionof300millimeters. Theopeningstotheductorintakeshallbenotlessthan300millimetersabovethestreetsurfaceorlevelofcourt.

SECTION810. VentilationSkylights1. Ventilationskylightsshallhaveaglassareanotlessthanthatrequiredforthewindowsthatare

replaced.Theyshallbeequippedwithmovablesashesorlouverswithanaggregatenetfreeareanotlessthanthepartsinthereplacedwindowthatcanbeopened,orelseprovideartificialventilationofequivalenteffectiveness.



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SECTION811. ArtificialVentilation1. Roomsorspaceshousingindustrialorheatingequipmentshallbeprovidedwithartificialmeansof

ventilationtopreventexcessiveaccumulationofhotand/orpollutedair.2.

Whenever

artificial

ventilation

is

required,

the

equipment

shall

be

designed

to

meet

the

following

minimumrequirementsinairchangesasshowninTableVIII.4.hereafter.

TableVIII.4. MinimumRequirementsforAirChanges

3. ForotherroomsorspacesnotspecificallycoveredunderthisSection,seeapplicableprovisionsofthepertinentreferralcode/s.

EXCEPTION:1. Variances,exceptionordeviationsfromtheprovisionoflightandventilationmaybeallowedonly

whenthefollowingtermandconditionsarefullycompliedwith:a. Incaseofvariances

Whenthepropertyisuniqueanddifferentfromotherpropertiesandbecauseofitsuniquenesssuchtheownercannotcomplywiththeopenspacerequirements,variancesshallbeappliedtorelaxtheapplicationofthefollowingprovisions:


CubicMeterPerMinutePer

Person

AirChangesPerHour

CeilingHeight(meters)

Min. Max. 2.40 3.00 3.70 4.90 6.10

Apartment 0.29 0.43 3 2 1- 1 BankingSpace 0.22 0.29 3 2 1- 1 BarberShop 0.22 0.29 3 2 1- 1 BeautyParlor 0.22 0.29 3 2 1- 1 BrokersBoardRoom 0.57 0.85 8 6 4- 3 2-Cafeteria 0.43 0.57 6 4- 3- 2- 1-CocktailBar 0.57 0.85 8 6 4- 3 2-Churches 0.14 0.22 3 2 1- 1 DepartmentStores 0.22 0.43 3 2 1- 1 DirectorsRoom 0.85 0.14 8 6 4- 3 2-Drugstore(nocounter) 0.22 0.29 3 2 1- 1 Drugstore(w/counter) 0.29 0.43 5 3- 3 2 1-FuneralParlor 0.14 0.22 3 2 1- 1 GamblingRooms 0.57 0.85 6 6 4- 3 2-HospitalRoom 0.29 0.43 3 2 1- 1 HotelRoom 0.29 0.43 3 2 1- 1 Laboratories 0.43 0.57 6 4- 3- 2- 1-Office 0.29 0.43 4 3 2- 1- 1RestaurantKitchen 0.34 0.43 5 3- 3 2 1-Shop,Retail 0.22 0.29 3 2 1- 1 Theaters 0.14 0.22 - - - - -


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i. setback;ii. ventilationandwindowopeningrequirements;iii. percentageofsiteoccupancy;iv. floorarearatio;andv. buildingheightlimit(BHL).At

least

two

(2)

conditions

must

be

satisfied

for

exception

to

be

granted.

b. Incaseofexceptions

i. Theexceptionmustnotadverselyaffectpublichealth,safetyandwelfareandmustbeinkeepingwiththegeneralpatternofdevelopmentinthecommunity.

ii. Theexceptionmustnotaltertheessentialcharacterofthedistrictwheretheexceptionsoughtislocated,andwillbeinharmonywiththegeneralpurposeofthisIRR.



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GUIDELINESONEASEMENTS,VIEWCORRIDORS/SIGHTLINES,STREETS/ROADRIGHT-OF-WAY (RROW), SIDEWALKS, ARCADES, BASEMENTS, LOTS, AND PUBLICBUILDINGS/STRUCTURES

A.EASEMENTS

1. Asitissituatedoutsideofprivatepropertylimits,theeasement is public land,i.e.,public

domain,thatshouldbeequallyenjoyedbyallmembersofthecommunity.Theeasementis not to be used for any form of building/structure that may go against its publicrecreational character and as such, the following uses and others similar thereto areabsolutelyprohibited:a. Residentialandlikeuseswhethertemporaryorpermanent;b. Long-termorovernightvehicleparking,i.e.,unlessdulydesignatedasdayand/ornight

pay-parkingzones;c.

As

a

depository

of

stalled,

wrecked

or

abandoned

vehicles,

mechanical

devices

and

the

like;

d. Theconductofspecificcommercial,institutionaland/orindustrialactivitiesnotcompatiblewithitsstatedcharacter;

e. Unauthorizedrecreationalorentertainmentusageandthelikewhichwillonlybenefitcertainentitiesandwhichwillultimatelyresultininconvenience/nuisance/safetyproblemstothegeneralpublic;nor

f. Anyotherformofprivateuse,gain,enjoymentorprofitattheexpenseofthemotoringorwalkingpublic.

2. AllowedorEncouragedStructures/DevelopmentsWithinEasementsa. Ifwiderthan9.00meters,theeasementmayincludearoadway/carriagewaycomponenton

whichvehiclescanpassoronwhichthesamemaytemporarilypark,e.g.,anesplanadeandthelike.(Fig.VIII.G.1.)

b. Pedestrianaccess-waysandthelikeandtobelocatedat/above/belowtheeasementmayalsobedevelopedforpublicuse,e.g.,apromenadeandthelike.(Fig.VIII.G.2.)

TableVIII.G.1. Easement*AlongWaterBodies/WaybyLocation

* Source:WaterCodeofthePhilippinesc. Theallowedstructures/developmentsinclude:

i. Hardscaped(paved)pedestrianaccess-wayssuchaswalks,footpathsorarcades(covered or roofed sidewalks without any habitable structures above or below it);temporaryormovablehardscapeelementssuchasgazebos,sheds,fountainsandlikestructureswithlargefootprintsmustnotencroachontheeasement;

ii. Softscaped(paved)developmentssuchasparkstrips,linearparksandthelikeaswellas small tree farms are encouraged for recreational, livelihood and soilstabilization/protectionpurposes;


LocationofWaterBody/Way EasementUrbanAreasAgriculturalAreasForestAreas

3.00meterspersideofwaterway(Fig.VIII.G.3.)20.00meterspersideofwaterway40.00meterspersideofwaterway


19/47

FigureVIII.G.1.

Annotation: ThelevelofthewaterlinesurfacemustbeestablishedbytheDPWHRegionalorDistrictOffice,notbytheOfficeoftheMunicipal/CityEngineernorbytheOfficeoftheBuildingOfficial(OBO).Notealsothatthetreesalongthepromenadearestaggeredi.e.thetreesdonotfaceeachotherbutaresuggestedtobepositionedinazigzagpattern.Incasethewidthfortheesplanadeisinsufficient,theleftsidewalkcouldalsobedispensedwith._________________________________________________________________________________________The2004RevisedIRRofP.D.No.1096(aspublishedbytheDPWHon01,08&15April2005) page148of255


20/47

FigureVIII.G.2.

FigureVIII.G.3.Annotation: ThelevelofthewaterlinesurfacemustbeestablishedbytheDPWHRegionalorDistrictOffice,notbytheOfficeoftheMunicipal/CityEngineernorbytheOfficeoftheBuildingOfficial(OBO).Notealsothatthetreesalongthepromenadearestaggeredi.e.thetreesdonotfaceeachotherbutaresuggestedtobepositionedinazigzagpattern._________________________________________________________________________________________The2004RevisedIRRofP.D.No.1096(aspublishedbytheDPWHon01,08&15April2005) page149of255


21/47

iii. Concretestepsleadingdowntothewaterorwoodenboardwalksareallowed,providedthatallnecessarysafetyprecautionsaretaken,e.g.,non-slipfinishingforsurfaces,handrailsandrailings;

iv. Other forms of soil stabilization/protection including anti-erosion/scouringmeasures/structures

within

the

easement

are

allowed,

e.g.,

rip-rapping,

embankment

protection,etc.,providedthatnoenclosed/semi-enclosedhabitablestructuresarebuilton,aboveorbelowsuchstructures;and

v. Permanentutility/servicelines(power,water,telecommunications,gas,etc.)areallowedwithintheeasementprovidedthattheseareeitherbelowgrade(underground)orabovegrade(overhead).

3. DisallowedandProhibitedStructures/DevelopmentsWithinEasementsa. Noportionoftheeasementwhetheratgrade(ontheground),belowgradeorabove

grademay

be

leased

or

developed

by

the

government

or

by

private

entities

for

purposes

inconsistent with its characterand intended function. In particular, anyformofsemi-permanent/permanent or semi-enclosed/enclosed residential, commercial, industrial,institutionalorgovernmentstructure/useandlike,structures/usesatanyportionofthepubliceasementisprohibited;

b. All semi-enclosed or enclosed, semi-permanent or permanent habitable buildingprojections(particularlyarcadestructures)oranyotherbuildingprojectionorstructuralelement(eaves,roof,cantileveredbeams,foundationsandthelike)locatedaboveorbelowtheeasementareabsolutelyprohibited;and

c. Allformsofenclosuressuchasfences,perimeterwallsandthelike,intendedtolimittheuseoftheeasementforprivateenjoyment/benefitortorestrictfullaccesstothepubliceasementareabsolutelyprohibitedunlessthesameareerectedforreasonofpublicsafety.

B. VIEW CORRIDORS AND/OR SIGHT LINES1. PreservationofViewCorridorsand/orSightLines

a. Thecarriageway/roadwayportionoftheRROWshallbefreeofstructures,particularlycommercialsignsthatwillimpedetheviewcorridorandsightlineswithintheRROW.(SeeFig.VIII.G.4)

b. To dignify very important public or historical/culture buildings/structures, all forms ofcommercialsignsintrudingintoRROWleadingtoorawayfromsuchbuildings/structuresshallnotbe allowed. Specifically disallowed from such RROWare commercialsignssupportedfromanybuildingprojection(suchasarcades).

c. Viewcorridorsorsightlinesfrombuildings/structuresonahigherorlowerlotshallnotbeentirelyblockedbytheinterveningpropertytoallowsomesightlinestoexist.

d. IncaseofallowedstructureswithintheRROWfortransportation,e.g.,elevatedramps,flyovers,tracks,stations,terminalsandthelike,theappropriatedesignsshallbeadoptedtomaximizelight,ventilationandview.

C. STREETS/ROAD RIGHT-OF-WAY (RROW)1. General. Nobuildingshallbeconstructedunlessitadjoinsorhasdirectaccesstopublic

space,yardorstreet/roadonatleastone(1)ofitssides. Allbuildingsshallfaceapublicstreet,alleyoraroad,whichhasbeendulyapprovedbytheproperauthoritiesforresidential,institutional,commercialandindustrialgroups.



22/47

Figu

reVIII.G.4.

Annotation:Billboardstructuresthatblocktheviewareparticularlyprohibitedunderthisguideline._________________________________________________________________________________________The2004RevisedIRRofP.D.No.1096(aspublishedbytheDPWHon01,08&15April2005) page151of255


23/47

a. AllowedorEncouragedStructures/DevelopmentsWithintheRROWi. TheRROWatallitsphysicallevelsmayonlybeusedforthefollowingtypesof

structures/usesorotherssimilartothem,towit:(a)

Transportation

structures

and

like

uses

whether

temporary

or

permanent,

e.g.,

masstransitalignments(particularlylightandheavyrail)atgrade,masstransitstationsandterminalfacilitiesabovegrade(RROWairrightsutilization)orbelowgradeandthelike;thesealsoincludewaitingsheds,trafficoutpostsandthelike;

(b) Limitedcommercialstructures/usesabovegrade(RROWairrightsutilization)orbelowgradeprovidedthattheseareancillaryorsupplementary/complementarytothetransportationstructures/usesallowedinthepreviousparagraph,andthelike;commercialsignagesontheexteriorofthecommercialstructurearedisallowedandprohibited;

(c) ImprovementsontheRROWandonallitscomponents/elementsfoundatallitsphysicallevels,e.g.,sidewalks,arcades,roadway/carriageway,medians,plantingstrips,streetfurniture,elevatedorundergroundcrossingsoraccess-ways,non-commercialtrafficanddirectionalsignagesandthelike;and

(d) Public utility/service structures/uses (power, water, drainage, sewerage,telecommunications,gas,etc.)atallphysicallevelsoftheRROWprovidedthatthese do not restrict nor impede the movement of people and vehicles andprovidedfurtherthattherightstoutilizetheRROWareproperlysecuredandpermitted.

b. DisallowedandProhibitedStructures/DevelopmentsatRROWi. Ifsituatedoutsideofprivatepropertylimits,theRROWispublicland,i.e.,public

domain,whichshouldbeequallyenjoyedbyallmembersofthecommunity.TheRROWisnottobeusedforthefollowingtypesofbuildings/structures/occupanciesorotherssimilartothem:(a) Anyformofsemi-permanent/permanentorsemi-enclosed/enclosedcommercial

structure/useandlikestructures/uses;(b) Anyformoftemporary,semi-permanent/permanentorsemi-enclosed/enclosed

residentialstructure/useandlikestructures/uses;(c) Governmentstructures/useunlessthesamearelocatedbeloworabovegrade;in

such cases, the proposed structure must be properly planned/designed andconstructed;

(d) Long-termorovernightvehicleparking,i.e.,unlessdulydesignatedasdayand/ornightpay-parkingzones;

(e) Asadepositoryofstalled,wreckedorabandonedvehicles,mechanicaldevicesandthelike;

(f) Theconductofothercommercial/business/industrial activitiesincompatiblewiththecharacteroftheRROW;



24/47

(g) Unauthorizedrecreationalorentertainmentusageandthelikewhichwillonlybenefit certain entities and which will ultimately result in inconvenience/nuisance/safetyproblemstothegeneralpublic;nor

(h) Anyotherformofprivateuse,gain,enjoymentorprofitattheexpenseofthemotoring

or

walking

public.

TableVIII.G.2. SuggestedMedianandLaneWidthsWithinAlleys/Roadways/Carriagewaysby

MinimumRROWWidthandbySuggestedVehicleSpeeds

c. MinimumAccessRequirementsi. RROW/accessstreetsoralleysshallhavethefollowingwidths:

(a) InteriororrearlotsshallhaveaRROW/accessstreetwithaminimumwidthdepending

upon

the

number

of

buildings

or

units

which

it

serves

provided,

however,thatsaidRROW/accessstreetshallnotbelessthan3.00metersinwidthandprovidedfurtherthatsuchRROWshallbeprovidedwithaminimum4.00meterswidechaflanatitsintersectwiththemainRROWandprovided,finally,thatsuchRROWshallnotbeusedforanyformofparking.


RangeofTotalAlleyorRROWWidth

(meters)

SuggestedMinimumRequiredWidthofAlleyor

Roadway/Carriageway

(meters)

RangeofSuggested

MinimumtoMaximum

VehicleSpeedsAlongAlleyor

Roadway(kilometers/hour)

SuggestedMinimumtoMaximum

MedianWidths(meters)

SuggestedMinimumtoMaximum

LaneWidths(meters)

3.00to6.002.00(for3.00metersAlleyROW) 1.00

to15.00

None 2.00onewaycarpassage

4.00(for 6.00 metersRROW)

None 2.10eachway

6.10to

20.00

4.81(for 6.01 metersRROW)

16.00to

30.00

None 2.40Eachway

13.40(for20.00metersRROW)

1.20to2.00 2.80to3.00

20.10to40.0013.50(for20.10metersRROW) 31.00

to60.00

1.20to4.50 1.20to4.8026.80(for 40.00 metersRROW)

3.00to3.30 3.3to3.50

40.10to60.00andabove

26.90(for

40.10

meters

RROW) 61.00

andabove

1.50to5.00 1.50to5.5040.00(for60.00metersRROW)

3.50to3.80 3.80to4.00


25/47

(b) Multiplelivingunitsonsamelotonwhichapartments,rowhousesoraccessoriasor a group of single-detached buildings are built be provided with aRROW/access street directly connecting said buildings or units to a publicstreet/roadoralleyfollowingthescheduleasshowninTableVIII.G.3.

(c) For commercial or industrial areas, sufficient lane widths, shoulders andmaneuvering

spaces

for

long-bodied/articulated

vehicles

should

be

considered

withintheRROW.

(d) Privately-ownedRROW/accessstreetsshallbedulyregisteredandannotatedinthelottitleassuchforaslongastheapartments,rowhouses,etc.,usingsaidRROW/accessstreets,stillexist.

(e) AlignmentofRROW/accessstreetsshallbeintegratedintotheexistingstreet/roadnetwork,particularlywiththeprovisionofchaflansoftheappropriatewidth.

(f) NoobstructionshouldexistwithintheRROW/accessstreetsservicingmultiplehousingofmorethan75units.

(g) AllkindsofsubdivisionsandresidentialcondominiumsmaygenerallyrefertothisGuideline concerning access streets/roadways. (Figs. VIII.G.5. throughVIII.G.10.)

TableVIII.G.3. MinimumRoadRight-of-Way(RROW)ProvisionsforDevelopments with

MultipleDwellingUnits

d. TheRROWconsistsofthree(3)differentphysicallevelsasfollows:i. RROWABOVEGRADE-referstotheportionoftheRROWreckonedfromthe

finishedsurface

of

the

roadway/carriageway

and/or

the

sidewalk/arcade

all

the

way

up

totheair.IfthisleveloftheRROWisutilizedforwhateverpurpose,theAirRightsortherighttodevelop,benefitandprofitfromtheuseoftheRROWabovegradeisgiven up by the government/general public and should therefore becompensated,i.e.,leasedandpaidforbytheproponent/end-user/beneficiary oftheproposed building/structure (Figs. VIII.G.11. and VIII.G.12.). The minimum clearheightfortheutilizationofairrightsaboveRROWshallbe4.27metersfromthefinishedcrownelevationoftheroadway/carriageway.

ii. RROWATGRADE-referstotheportionoftheRROWreckonedfromthenaturalgrade line up to the finished surface of the roadway/carriageway and/ or thesidewalk/arcade.ThisportionoftheRROWisgenerallyutilizedforthemovementofthegeneralpublic(motoristsandpedestrians).IfthisleveloftheRROWisutilizedforwhateverpurpose,therighttodevelop,benefitandprofitfromtheuseoftheRROWatgrade is given up by the government/general public and should therefore becompensated, i.e., leased and paid for by the development proponent/end-user/beneficiary.(Figs.VIII.G.11.andVIII.G.12.)


NumberofDwellingUnits

MinimumWidthof

Carriageway/Roadway(meters)

MinimumWidthofSidewalk

oneachside(meters)

MinimumTotalWidthofthe

RROW(meters)

Uptosix(6)units 3.00 0.60 4.20Seven

(7)

up

to

fifteen

(15)

units

4.00

1.00

6.00

Sixteen(16)uptoTwenty-five(25)units 5.00 1.00 7.00Twenty-six(26)uptoThirty-five(35)units 6.00 1.00 8.00Morethanthirty-five(35)units 6.70 1.00 8.70


26/47

iii. RROWBELOWGRADE-referstotheportionoftheRROWreckonedfromthefinishedsurfaceoftheroadwayand/orthesidewalkallthewaydownintotheground.IfthisleveloftheRROWisutilizedforwhateverpurpose,therighttodevelop,benefitand profit from the use of the RROW below grade is given up by thegovernment/general

public

and

should

therefore

be

compensated,

i.e.,

leased

and

paid forby the development proponent/end-user/beneficiary. (Figs. VIII.G.11.andVIII.G.12.)

NOTE: WHEN NUMBER OF INDEPENDENTLIVING UNITS WITH INDIVIDUAL ENTRANCESIS INCREASED AS IN MULTI-STOREYAPARTMENTS, THE WIDTH OF THE ACCESSROAD SHALL BE INCREASEDCORRESPONDINGLYASPERTABLEVIII.14.2PARKING SPACE SHALL BE PROVIDEDEXCLUSIVEOFACCESSROADREQUIREMENT.

FigureVIII.G.5.

FigureVIII.G.6.Annotation:Theminimum3.0mwideaccessroadnecessarilyincludesallprovisionsfordrainageandforutilitylines.Itmustbemaintainedfreeofallformsofobstructionsatalltimes,particularlyparkedorabandonedvehiclesthatmayimpederescue/emergencyresponse.Treesorplantsshouldnotbesitedwithinanypartoftheminimum3.0mwideaccessroadi.e.suggestedforplantingwithinthepropertylimitsinstead.



27/47

FigureVIII.G.7.

FigureVIII.G.8.

FigureVIII.G.10.ALL PRIVATE ROADS OR ACCESS TOINTERIORLOTSSHALLBEACCESSIBLETOSTREETORPUBLICSPACEORYARDANDSUCH SHALL CONFORM TO SUCHPROVISIONS AS TO YARDS AND TABLEVIII.G.3.

FigureVIII.G.9.Annotation:Theminimum3.0mwideaccessroadnecessarilyincludesallprovisionsfordrainageandforutilitylines.Itmustbemaintainedfreeofallformsofobstructionsatalltimes,particularlyparkedorabandonedvehiclesthatmayimpederescue/emergencyresponse.Treesorplantsshouldnotbesitedwithinanypartoftheminimum3.0mwideaccessroadi.e.suggestedforplantingwithinthepropertylimitsinstead._________________________________________________________________________________________The2004RevisedIRRofP.D.No.1096(aspublishedbytheDPWHon01,08&15April2005) page156of255


28/47

Figu

reVIII.G.1

1.

Annotation:Carriagewaywidthsmustalsobemeasuredintermsofstandard-widthlanesbasedonlegal/allowedvehiclespeedsonthethoroughfare._________________________________________________________________________________________The2004RevisedIRRofP.D.No.1096(aspublishedbytheDPWHon01,08&15April2005) page157of255


29/47

FigureVIII.G.1

2.

Annotation:Assumingthenecessarypermitsand/orrequiredleasingarrangementsfortheuseofairrights and below-grade rights are perfected, all three levels of RROW development could beintroduced/integrated.



30/47

NOTE: SEE FIGURE VIII.20. RULE VIII FOR RELATED REAR AND SIDEINCREMENTAL SETBACK AND OFB OF C-3 BUILDINGS/STRUCTURES.

FigureVIII.G.13.Annotation: The incremental setbacks are not intended for adoption as architectural designstandards.Theseareonlytoolstolimitfloorareagenerationusingclimaticconditionsasbases.Theactualdesignsolutionmayactuallyhaveadifferentconfigurationthatmusthowevermatchthelimitprescribedbytheincrementalsetbacks.



31/47

D. SIDEWALKS1. Subjecttoexistinglawsandregulations,thelocal planning authorityshalldeterminewhich

streetshall

have

an

open

sidewalk

or

an

arcaded

(covered)

sidewalk,

or

a

combination

of

both.

2. TheminimumwidthofthesidewalkforaRROWwidthof9.00metersormoreshallbe1.20metersoneachsideoftheRROWoratotalof2.40metersonbothsidesoftheRROW(Fig.VIII.G.14.). FortheminimumwidthofsidewalkforRROWoflessthan9.00meterswide,refertoTableVIII.G.3.

3. Sidewalkwidthsshallbebasedonthefollowingconsiderations:a. Volumeofpedestrians(end-users,visitorsandthelike)whowillusethesidewalkona

regularbasis;

b. Type,intensityorlevelofoperationandsize/expanseofthealloweduses/occupancies

alongtheRROW;c. Thetypesandvolumeofstreetfurniture,e.g.,streetlightingandtrafficsigns/signal

supports,pedestrianbarriers/aids,etc.,andotherurbandesignelementsthatwillbeallowedaspermanentdevelopmentsdesignelementsthatwillbeallowedaspermanentdevelopmentswithinthewidthofthesidewalk;

d. Thewidthoftheplantingstrips;e. Thespatialneedsforservicingutility/servicelinesunderneaththesidewalkandfor

utility/servicepoles;f. CompliancewithaccessibilityrequirementsasstipulatedunderBatasPambansaBlg.

344(AccessibilityLaw);g. Provisionsforcommuters,e.g.,waitingsheds,loading/unloadingareasandthelike;h. Provisionsforvehiclecrossings/drivewaysbetweentheroadway/carriagewayandthe

frontyardsoflotsorbuildings/structuresorprovisionsforloading/unloadingplatformsifallowed;

i. Needforintroductionofalloweduses/elementswithinthesidewalkareaonlyifthereissufficientsidewalkwidth,e.g.,bicyclelanes,jogginglanesandthelike;and

j. Climate,light,ventilation,safety,securityandoverallmaintenanceofthesidewalkandallitssurfaceareas.

4. Sidewalksshallbeofuniformwidththroughouttheentirelengthofthestreet. Thesidewalkwidthgradeandfinishofthedominantuse/occupancyalongtheRROWshallbegenerallyobserved.

5. Thewidthofthesidewalkshallbeasfollows:TableVIII.G.4. RangeofRequiredSidewalkandPlantingStripWidths

(totalatbothsidesofRROW)byRROWWidthRoadRight-Of-Way

(RROW)Width RangeofRequiredSidewalkWidths(TotalatbothsidesofRROW)



32/47

30.00meters&above25.00-29.00meters20.00-24.00meters10.00-19.00metersBelow

10.00

meters

From1/6upto1/4ofRROWWidthFrom1/6upto1/3ofRROWWidthFrom1/6upto1/3ofRROWWidthFrom1/4upto1/3ofRROWWidthFrom

1/4

up

to

1/3

of

RROW

Width

6. Thewidthofthesidewalkshallincludeboththepavedandunpaved(planted)portions.(seeTableVIII.G.5.)

Table VIII.G.5. MinimumPlantingStripWidthsbyRROWWidth

Note:* Minimumwidthofplantingstrip(forgrassandshrubs)is200millimetersforeachsideofthe

RROW. Theminimumwidthofplantingstrip(fortrees)is300millimetersforeachsideoftheRROW.

7. Forallowed,disallowedandprohibitedstructures/developmentsatRROW,refertoSectionsC.1.(a)andC.1.(b)ofthisGuideline.

8. Thesidewalkpavementshallhaveanon-slipsurfaceandshallslopedownfromthebuildinglinetowardsthecurblineatnotmorethan1/50andshallleveloffwiththecurb. (Fig.VIII.G.14.)

9. Sidewalksof2.00metersormoreinwidthshallincludeonitsoutersideaplantingstripofnotlessthan800millimetersinwidthuptoamaximumof1/3oftheallowedsidewalkwidth,separatingthecurbfromthesidewalkpavement. Theplantingstripmustalwaysbenearthecurbline. (Fig.VIII.G.15.)

10. Combinedopenandarcadedsidewalksshallbeprovidedwithaplantingstripofnotlessthan800 millimeters in width up to a maximum of 1/3 of the allowed sidewalk width, as aseparatingstripbetweenthearcadedportionandtheopenportionofthesidewalk. (Fig.VIII.G.16.)

11. GradeofSidewalks

a. Sidewalksshall,asmuchaspossible,belevelandofuniformgradethroughouttheentirelengthofthestreet.


RoadRight-Of-Way(RROW)Width

TotalMinimumWidthsofPlantingStripwithin RROW*(widthpersidesofRROW)

(meters)30.00meters&above 1.20

(0.60)25.00-29.00meters 0.60

(0.30)20.00-24.00meters 0.60

(0.30)10.00-19.00meters 0.40

(0.20)

Below10.00meters Optional


33/47

b. Whenevertheslopeofthestreetdoesnotexceed1/12thesidewalkgradeshallfollowthelevelorslopeofthestreet. (Fig.VIII.G.17.)

c. Whenevertheslopeofthestreetis1/10,thesidewalkshallbemaintainedlevelforevery20.00to40.00metersofrun(Fig.VIII.G.18.). Sidewalksofdifferentlevelsshallbejoinedbymeansofaramphavinganyconvenientslopenotexceeding1/6. (Fig.VIII.G.18.)

d. Whenthegradeoftwo(2)connectingsidewalksarebetween1/10and1/8,thetwo

sidewalks shall bejoined by means of a ramp having any convenient slope notexceeding1/10.

FigureVIII.G.14.

FigureVIII.G.15.SIDEWALKS&PLANTINGSTRIPS



34/47

FigureVIII.G.16.SIDEWALKS&PLANTINGSTRIPS

Annotation:ThearcadesshownabovewereoriginallyforwidenedRROWswherepropertyrecoverywasnecessarythroughairrightsutilization.Ifnoroadwideningoccurs,arcadestructuresabovesidewalksrepresenttheuseofpublicdomain,forwhichleasesneedtobepaidtotheLGUortheDPWHasthecasemaybe.Arcadesandarcadestructuresarebestsitedwithinthepropertylimits.

FigureVIII.G.17.

FigureVIII.G.18.GRADEOFSIDEWALKS

Annotation:Rampedorinclinedsectionsofthesidewalkshouldhaveheavilytexturedsurfacesfortractionandbettersurfacedrainage.Severinclinesforsidewalksshouldbeaccompaniedbyrailingsorguidesforadditionalsafetyoftheend-users.



35/47

12. Driveways,EntrancesandExitsa. DrivewaysAcrossSidewalks

i. Tomaximizetheuseofthesidewalkarea,thesurfaceofthesidewalkandthedriveway

shall

as

much

as

possible,

be

at

the

same

plane.

The

entry

ramp

of

the

drivewayconnectingtheroadwaysurfacetothesidewalksurfaceshallhaveasloperangingfrom1/3to1/4.(Figs.VIII.G.19.andVIII.G.20.)

ii. Whenevertheheightofthecurbismorethan200millimeters,drivewaysmaybeconstructedacrosstheentirewidthofthesidewalk,providedthatthedrivewayshallbejoinedtothesidewalkbymeansofarampofroughfinishhaveaslopeofnotmorethan1/8. Thedrivewayandtherampshallbemadeofthesamematerialsasthatofthesidewalk. (Figs.VIII.G.19.,VIII.G.20.,andVIII.G.21.)

iii. Entrancesandexitsofbuildingsabuttingsidewalksshallbemadeofeitherrampsorsteps.

iv. Entranceandexitsrampsshallhaveaslopenotexceeding1/10.(Fig.VIII.G.22.)v. Entranceorexitstepsshallhavetreadsofnotlessthan300millimeters. The

minimum number of steps shall be two (2) with risers not exceeding 100millimeters.

vi. No portion of either entrance or exit ramps or steps shall intrude into the sidewalk pavement.

13. ObstructiononSidewalksa. Undernocircumstancesshallobstructionofanykindbeallowedonsidewalks,whether

openorarcaded.Thisspecificallyreferstoallformsofcommercialsignsandcommercialstructuresthatimpedesightlinesorpedestriantrafficalongthesidewalk.

b. Plantedareasformingpartofthesidewalkorarcadeshallnotbefencedintoallowpassageofpedestriansanddisabledintransit.

14. CurbConfigurationsa. MountablecurbsshallonlybeallowedifthesidewalkwidthoneachsideoftheRROW

isataminimumof5.00meterswide.b. Forgreaterprotectionofpedestriansandthedisabled,raisedcurbsareencouragedfor

usealongsidewalksthatarelessthan5.00metersinwidth._________________________________________________________________________________________The2004RevisedIRRofP.D.No.1096(aspublishedbytheDPWHon01,08&15April2005) page164of255


36/47

FigureVIII.G.19.

FigureVIII.G.20.

FigureVIII.G.21.



37/47

FigureVIII.G.22.DRIVEWAYSACROSSSIDEWALKS

Annotation:Theforegoingexamplesareparticularlyimportantforbasement/belowgradeandabovegradeentrances/exitstocoveredparkingareasE.TOTAL OPEN SPACE REQUIREMENTS ON LOTS BY USE/OCCUPANCY, TYPE/LOCATION

AND SUGGESTED MINIMUM LOT SIZES, LOT DIMENSIONS & TYPES BY USE/OCCUPANCYTableVIII.G.6. MinimumTOSLRequirementsbyLotType/LocationNote: HigherPercentages(%)mayapplyforlotswithMinimumTotalLotArea (TLA).


LOTTYPE/LOCATION*

MINIMUM

PERCENTAGEOFOPENSPACEBYOCCUPANCYTYPE**

(forProposedDevelopmentswithoutFirewallsorAbutments)

MINIMUM

PERCENTAGEOFOPENSPACEBYOCCUPANCYTYPE**

(forProposedDevelopmentswithPermittedFirewallsorAllowed

Abutments)A&B

(Residentialor

Institution-al)&C,D,E-2

andH

H-1,H-2,H-4andI

(Cultural)andE-1andE-3(Transportat-

ion/Utility)

AllOtherUses/Occu-pancy

A&B(Residential

orInstitutional)&C,D,E-2

andH(Institutional

H-1,H-2,H-4andI(Cultural)

andE-1andE-3

(Transportat-ion/Utility)

AllOtherUses/Occu-pancy


38/47


InteriororRearLot(Lot locatedintheinteriorof

a

block

madeaccessiblefromapublicstreetoralleyby meansofaprivateaccessroad);seeFigureVIII.2.

40%(forR-1use

oroccupancy

only),

30%(forR-2use

oroccupancy

only)and30%

(forotherresidential

usesor

occupancy);and50%

(forallclassesofinstitutional

usesoroccupancy)

40%(forall

classesofculturaluse

or

occupancy)and50%

(forallclassesof

transportat-ion/utilityuse

or

occupancy)

20% *

25%**(for

R-2)

20%***(forother

residential)

40%****(forall

institutional)

30%#(forall

cultural)

40%##(forall

transportat-ion/utility/services)

15%

InsideLototherwisereferredtoasaRegularLot(Non-cornerorsinglefrontagelot);seeFigureVIII.3.

50%(forR-1use

oroccupancy

only),40%

(forR-2useor

occupancyonly)and30%


usesoroccupancy);

and50%


usesoroccupancy)

40%(forall


oroccupancy)

and50%

(forallclassesoftransport-ation/utility

useoroccupancy)

25% *

30%**(forR-2)

20%***(forother

residential)

40%****(forall

institutional)

30%#(forall

cultural)

40%##(forall

transportation

/utility/services)

15%


39/47


CornerLot+orThroughLot;seeFiguresVIII.4.

and

VIII.5.+Note:Forcornerlots,thelargestsetbackrequirementshallapplytothetwo(2)sidesservicedby

the

RROW.

30%(forR-1and

allotherresidential

usesor

occupancy);

and40%


usesoroccupancy)

35%(forall


or

occupancy)and40%

(forallclassesoftransport-

ation/utilityuseor

occupancy)

20% *25%**

(forR-2)20%***

(forother

residential)

30%****(forall

institutional)

30%#(forall

cultural)

30%##(forall

transportation

/utility/services)

10%

EndLotsboundedontwo(2)ormoresidesbythepropertylineofthesubdivisionorbypublicopenspacessuchaseasementsoflake/sea-shores,rivers,esteros,etc.andaccessibleonlythroughone(1)sideofthelot;seeFigureVIII.8.

40%(forR-1use

oroccupancy

only),30%

(forR-2useor

occupancyonly)and30%


usesoroccupancy)

and50%


usesoroccupancy)

40%(forall


oroccupancy)

and50%

(forallclassesof


oroccupancy)

20% *

25%**(forR-2)

20%***(forother

residential)

40%****(forall

institutional)

30%#(forall

cultural)

40%##(forall

transportation

/utility/services)

15%


40/47

Corner-ThroughLotsorCornerLots+abutting

three(3)or

30%(forR-1and

allotherresidential

and

commercial

35%(forall


or

occupancy)

10% *25%**

(forR-2)20%***

(forother

30%#(forall

cultural)5%

morepublic usesor residentialopenspacessuchasstreets,alleys,ease-

occupancy)and

and40%

(forall

andcommercial)

30%##(forall

mentof classesof 30%**** transportat-lake/sea-shores,rivers,esteros,etc.;see

Figures

40%(forall

classesofinstitutional


oroccupancy)

(forallinstitutional) ion/utility/services)

VIII.6.andVIII.7. usesoroccupancy)+Note:Forcornerlots,thelargestsetbackrequirementshallapplytothetwo(2)sidesservicedbytheRROW.Notes:

* withabsolutely no firewalls/abutments allowedforR-1use.** with firewall/abutment allowed on only one (1) side property line and absolutely no

firewall/abutment at front and rear property linesforR-2use.*** withfirewalls/abutmentsallowed on two (2) side property lines only or on one (1) side property

line and the rear property lineandabsolutelyno firewall/abutment at front property linesforR-3andR-5uses;andwithfirewalls/abutmentsallowedontwo(2)sidepropertylinesonlyandabsolutelynofirewall/abutmentatthefrontandrearpropertylinesforR-4use.

**** withfirewalls/abutmentsforallclassesofinstitutionaluses.# withfirewall/abutmentallowedononly one (1) sideforallclassesofculturaluses.

## withfirewalls/abutmentsallowed on two (2) sides only or on one (1) side and rear boundaryforallclassesoftransportation/utilityuses.

+ RefertoRuleVIII-FiguresVIII.2.throughVIII.8.forlottype/location.++ RefertoRuleVIIforoccupancygrouping.



41/47

TableVIII.G.7. SuggestedMinimumLotSizes,LotDimensionsandTypesbyUseorOccupancy


UseorOccupancy(preferably

basedonDuly-ApprovedLocal

ZoningOrdinance)

LotLocation/Type

Interior(orRear)

Lot

(SeeRuleVIII-Figure

VIII.2.)

Inside(orRegular)

Lot

(SeeRuleVIII-Figure

VIII.3.)

CornerLotor

ThroughLot(SeeRule

VIII-Figures

VIII.4.&VIII.5.)

EndLot

(SeeRuleVIII-Figure

VIII.8.)

Corner-ThroughLotorCornerLot

Abutting3orMoreStreets,etc.

Rivers,etc.(SeeRuleVIII-Figs.

VIII.6.

&

VIII.7.)

Residential1(R-1)

301.00sq.meters

21.50meterswide(w)x

14.00metersdeep(d)

301.00sq.meters

14.00meters(w)

x21.50meters(d)

365.00sq.meters

17.00meters(w)

x21.50meters(d)

548.00sq.meters

25.50meters(w)

x21.50meters(d)

365.00sq.meters17.00meters(w)x21.50meters(d)

BasicResidential2(R-2)MediumDensityHousing(singlefamilydwellingunitwithaBHLof10.00meters)

NotAllowed

80.00sq.meters

8.00meters(w)

x10.00meters(d)

96.00sq.meters

9.60meters(w)

x10.00meters(d)

140.00sq.meters

14.00meters(w)

x10.00meters(d)

96.00sq.meters

9.60meters(w)x10.00meters(d)

MaximumR-2MediumDensityHousing(multiplefamilydwellingunitswithinonebuilding/structurewithaBHLof15.00meters)

NotAllowed

192.00sq.meters

12.00meters(w)

x16.00meters(d)

261.00sq.meters

14.50meters(w)

x18.00meters(d)

378.00sq.meters

21.00meters(w)

x18.00meters(d)



42/47

Note:* Suggestedminimumlotsizes,lotdimensions,typesandrestrictionsforCommercial3(C-3)lots

mayalsoapplytoIndustrial(I),GeneralInstitutional(GI)andCultural(C)UsesorOccupancies._________________________________________________________________________________________The2004RevisedIRRofP.D.No.1096(aspublishedbytheDPWHon01,08&15April2005) page171of255

BasicResidential3(R-3)HighDensityHousing

(single

familydwellingunitwithaBHLof10.00meters)

NotAllowed

50.00sq.meters

4.00meters(w)

x12.50meters(d)

75.00sq.meters

6.00meters(w)

x12.50meters(d)

200.00sq.meters

16.00meters(w)

x12.50meters(d)

75.00sq.meters

6.00meters(w)x

12.50

meters

(d)

MaximumR-3HighDensityHousing(multipleFamily dwellingunits within onebuilding/structure

NotAllowed 400.00sq.meters

16.00meters(w)

x25.00meters(d)

475.00sq.meters

19.00meters(w)

x25.00meters(d)

700.00sq.meters

28.00meters(w)

x25.00meters(d)


Residential4(R-4)IndividualTownhouseLots


8.00meters(w)

x12.00meters(d)

120.00sq.meters

10.00meters(w)

x12.00meters(d)

180.00sqmeters

15.00meters(w)

x12.00meters(d)


Residential5(R-5) NotAllowed 500.00sq.meters

18.50meters(w)

x27.00meters(d)

540.00sq.meters

20.00meters(w)

x27.00meters(d)

945.00sq.meters

35.00meters(w)

x27.00meters(d)


Commercial1(Com-1) NotAllowed 204.00sq.meters

12.00meters(w)

x17.00meters(d)

238.00sq.meters

14.00meters(w)

x17.00meters(d)



Commercial2(Com-2)

NotAllowed

301.00sq.meters

14.00meters(w)

x21.50meters(d)

365.00sq.meters

17.00meters(w)

x21.50meters(d)

NotAllowed


Commercial3*(Com-3) NotAllowed 600.00sq.meters

20.00meters(w)

x30.00meters(d)

813.00sq.meters

25.00meters(w)

x32.50meters(d)




43/47

F. BASEMENTS1. MaximumConfigurationofBasementLevels

Whilebasementsmaybedevelopedformediumtoveryhighdensityresidential,commercial,institutional

and

mixed-use

developments,

its

planning,

design

and

construction

shall

observe

thefollowinglimitations:a. The minimum road right-of-way (RROW) width that services the lot on which the

basementcanbeconstructedshouldbeatleast10.00meterswide;b. Forbasementstobeallowed,theprescribedsetbacksandyardsmustbesatisfiedforthe

building/structureabovegradeinasmuchastheverysamesetbacksshallapplybelowgradetodeterminethemaximumdepthorwidthofthebasementlevel;

c. IftheCodeprescriptionsforintroducingnaturallightandventilationintoallbasementlevels

are

first

satisfied

(refer

to

Fig.

VIII.G.23.),

the

maximum

depth

of

the

basement

can

then be made equal to one-half of the height of the building above grade; if theprescriptionsfornaturallightingandventilationaresatisfied,thebasementdepthcanthereforebeasmuchasone-thirdofthecombinedheightofthebuildingtobeconstructedabovegradeandbelowgrade;

d. Thecenterportionofallbasementlevelsshallbereservedforthesatisfactionofthebasement level may extend by a minimum clear distance of 1.40 meters from theoutermostfaceofthebuilding(OFB)atgradelevel;

e. TheOFBatthesecondandlowerbasementlevelsshallfollowthelineoftheOFBatgradelevel;and

f. AlldrainagestructuresbelowgradeshallnotexceedtheOFBbelowgrade.2. MinimumProvisionsforNaturalLightingandVentilationatBasementLevels

Ifbasementsaretobedeveloped,thefollowingminimumprovisionsfornaturallightandventilationshallbesatisfied:a. Aprimaryormainnaturallightandventilationshaft(vertical)withacleardistanceofat

least3.00metersshallbelocatedatthecenterofthebuildingandshalltraversetheentirecombinedheightofthebuildingaboveandbelowgrade;(refertoFig.VIII.G.23)

b. Secondaryorsupportnaturallightandventilationshaft/s(angular)withacleardistanceofatleast1.20metersshallemanatefromthefrontandrearperimetersofthebuildingandshalltraversetheentiredepthofthebasement;theangularshaft/sshallbeatanangleof60fromthehorizontal,consistentwiththemaximumPhilippinesolarangle;separateangularshaftsemanatingfromthesideperimetersofthebuildingareencouraged;and

c. Boththeverticalandangularshaftsshallonlybeusedfornaturalairandlightintakeandshallnotbeusedforanyformofexhaustorairexchangetokeepthetemperatureinsidetheshaftsataminimum.



44/47

FigureVIII.G.23.Annotation: The diagonal light shafts through the basement levels consist of imaginary lines ofavailablenaturallighti.e.notanactualdiagonallightshaft.Thediagonallinespartlyrepresentnaturallight-connectedgratedopeningsonthebasementfloors.



45/47

G. DESIGN OF PUBLIC BUILDINGS/STRUCTURES1. General

a. Publicbuildings/structuresarepermanentedificesownedbythegovernment,whethernational

or

local,

its

agencies,

including

government-owned

and/or

controlled

corporations.

b. Designofpublicbuildings/structuresshallconformtotheapplicableprovisionsofthe

preceding rules andregulations.Aside frombeing logically functionalandstructurallysound,shouldpromote,enhanceandexpresstheaestheticpresentability,customsandtraditions,socio-economicvaluesenvironmentalqualityandculturalheritageoftheregionconcernedtowardsevolvingadistinctFilipinoArchitecture.

c. Thearchitecturalcharacterofpublicbuildings/structuresmustfullyexpressthenatureoftheir function, use or occupancy and should reflect their identity as publicbuildings/structurescompatiblewiththeirtotalmacroandmicroenvironment.

d. Public buildings/structures should be designed for permanence but with maximizedflexibilitytoallowforfutureadjustmentsintheiruses/occupancies.

e. Useofindigenousand/orlocallymanufactured/producedmaterialssuchasmarble,stone,adobe, clay tiles, wood, coco wood, kapis shells, should be maximized unless theirproductionorusagearebannedorregulatedbythegovernmenttopromotetheeffortstoconservenaturalresources.

f. Use ofnaturallightand ventilationby meansofproperorientation, cross ventilation,convection,suncontroldevicesandthelikeshouldbemaximized.

g. Choiceoffinishesshouldaimtominimizemaintenancecosts.h. Thearchitecturalplananddesignmustbasicallyreflectthefunctionalmannerorspatial

utilizationand/ortheevolvingFilipino,AsianorInternationalusageofspacesthatneedtobeprojectedifrequiredorused,morethanjustattentiontopureforms/images.

i. Only the use of good to high quality materials, labor, technologies and constructionmethodswithintheapprovedbudget,mustbespecifiedbyitsplannersanddesignerstoensurepermanence,longcontinueduseandlowmaintenancecostofpublicbuildingsorstructures.

j. Plansanddesignsofallpublicbuildingsmustfullycomplywithalloftheplanninganddesign requirements under the Code and this IRR including the Fire Code of thePhilippines(PDNo.1185)andtheAccessibilityLaw(BPBlg.344).

k. Strictlyconsiderproperlandscapinganalysisanddesignnotonlyforaestheticsbutmoresoforthepreventionoferosionofitssiteandimmediatevicinity,andforecologicalbalance.

l. TheserequirementsarenotintendedtolimitthecreativityofthedesignernorprecludetheuseofadvancedorinnovativetechnologyparticularlyininstanceswhereinmandatedcomplianceunderthisGuidelineshallpresentamajordifficultyinorhampertheproperexecutionoftheplan,designorarchitecturalconcept.



46/47

2. SiteSelectiona. Whereaprojectsiteisyettobeselected,thepotentialsitemustbecompatiblewiththe

projectusage. Thesiteshouldbeaccessible,andnearpower,water,sewerage,drainageas well as transportation, communication and solid waste management system forpractical

and

economic

considerations.

b. Siteanalysisshouldshowanaccurateandthoroughunderstandingofthesite. Itshould

include, but not limited to, consideration of topography, point of access, existingbuildings/structures/utilities/services,trees,soilcharacteristics,existingandapprovedlanduses,viewsandvulnerabilitiestoflooding,erosion,seismicactivityorotherthreats.

c. The site must be properly and completely described, clearly defining its technicalboundaries, showing access thereto such as highway, road or alley and indicatingeasements,encroachments,approvedbuildinglines,proposedroadwidening,existingbuildings/structures,utilities/servicesandtrees. Forsiteonrollinggroundsorsteepslope,its

contour

lines

must

be

shown

at

convenient

intervals.

3. SiteDevelopment

a. LocationandOrientation - Locateandorientthebuildingstomaximizetheuseofnaturalventilationandlightingandminimizeenergyconsumptionwithintheconstraintsofthefunctionalrequirements,thetopographyandsiteconfiguration. North-southexposureofbuildingshastheadvantageofmaximizingthecoolingeffectofprevailingwindscomingfromthesoutheasterlyandsouthwesterlydirections. Suchexposuresminimizetheeffectofafternoonsolarheatatthesametime.

b. SiteDrainage - Drainageisabasicsitedesignconsiderationandmustbedoneinconjunctionwithsitingandorientationofbuildings,locationofparkinglotsandroads,considerationoftopographyandcompliancewithfunctionalsiterequirements. Parkinglots,roadsandwalksmustbegradedtoassurepositivedrainageforeachmajorsiteelementandmustbecoordinatedintoatotaldrainagesystem. Existingdrainageways,ifany,shouldbeutilizedtoretaintheoriginalcharacterofthesiteandtoavoidunnecessaryearthwork.

c. GradingDesign - Balancethecutandfillfortheentiresiteascloselyaspossibletoeliminatetheneedforhaulingearthonoroffthesite. Iftopographyforareasrequiredforparking, roadways and other site features require cut and fill, selection of finishedelevationsforbackfillingoftheentiresiteshouldbewellstudiedandappropriate.

d. VehicularandPedestrianAccessandCirculation-Accessandcirculationpatternstoandwithinthesitemustbestudiedintheprocessofsiteplanning. Easyanddirectaccessandsmoothcirculationshouldbeprovidedforvehiclesandpedestriansincludingfordisabledpersons.

e. SiteUtilitiesandServices - Provideadequateundergroundutilitiesandservicessuchasconcreteormasonrytrenchwithretractablecoversformaintenanceandavoiddiggingsofnew roads. The trench alignments shall be coordinated with paving of roads andlandscape, including future extensions, to avoid conflicts with these site elements.Providemosteconomicalrun,andminimizethepossibilityofutilityrelocation. Coordinatethe location of underground site utilities and services such as power, water supply,seweragecommunicationsanddrainagesystemstoreducethepossibilityofutility/servicecrossingandcontamination.

(emphases,underscoringandannotationssupplied)_________________________________________________________________________________________The2004RevisedIRRofP.D.No.1096(aspublishedbytheDPWHon01,08&15April2005) page175of255


47/47

RuleIXfollows


1260700786-rule viii light&ventlatn(anotatd)

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