ppt - seminar road protection
TRANSCRIPT
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REGIONAL SEMINAR ON THEREGIONAL SEMINAR ON THETHEME:THEME:
INFRINGEMENTS OF THE ROAD HERITAGE INFRINGEMENTS OF THE ROAD HERITAGE AND THE DRAWING UP OF THE AND THE DRAWING UP OF THE
INFRINGEMENT REPORTINFRINGEMENT REPORT
Organised by:Organised by:
THE REGIONAL DELEGATION OF PUBLIC WORKSTHE REGIONAL DELEGATION OF PUBLIC WORKS
SOUTHSOUTH--WESTWEST
LIMBE, 8LIMBE, 8 thth –– 99thth April 2015April 2015 11
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PRESENTATION NPRESENTATION N°°33
General Overview of the Situation in General Overview of the Situation in the Souththe South--West RegionWest Region
Presented by:Presented by:HRH Chief TAMBE John BITAHRH Chief TAMBE John BITA
Regional SubRegional Sub--Director for Other Director for Other Infrastructural WorksInfrastructural Works
(PWD (PWD -- LIMBE)LIMBE)
LIMBE, 8LIMBE, 8 thth April 2015April 2015 22
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GeneralitiesGeneralitiesGeneralitiesGeneralities
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ROADMAP
REPUBLIC
OF
44
MAPOF
CAMEROON
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DESCRIPTIONLENGTH
(km)PERCENTAGE
PAVED
Classified RoadsNational Roads 7 055 50 %
Regional Roads 5 717 15 %
Divisional Roads 7 662 7 %
Roads pending Up-grading 295 44 %
Sub TOTAL: CR 20 729 (Approx. 25 % of CR)
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Sub TOTAL: CR 20 729 (Approx. 25 % of CR)
Rural Roads 80 299
Sub TOTAL: RR 80 299 (Less than 2 % of RR)
TOTAL(CLASSIFIED + RURAL)
101 028From this Study :
(Approx. 7 % of Total)
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EARTH ROADS
PAVED ROADS
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WHY DO EARTH ROADS DETERIORATE ?WHY DO EARTH ROADS DETERIORATE ?
� EXCESSIVE RAINFALL MAKES THE MOISTURE CONTENT OF THESOIL TOO SATURATED FOR OPTIMUM COMPACTION.
� INCREASING SCARCITY OF GOOD QUALITY LATERITE FOR THEWEARING COURSE.
� DIFFICULT CONDITIONS IMPOSED BY THE VILLAGERS BEFOREEXTRACTION OF LATERITE AT THE BORROW PIT.EXTRACTION OF LATERITE AT THE BORROW PIT.
� POOR ATTITUDE OF THE POPULATION AND ROAD USERS TOWARDSPROPER ROAD USAGE (E.G. DIGGING, OBSTRUCTION OF DITCHESFOR PATH-WAYS, ETC.).
� NON-RESPECT OF RAIN-GATES AND CONTINUOUS CIRCULATIONDURING RAINS BY TRUCK DRIVERS.
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WHY DO EARTH ROADS DETERIORATE ?WHY DO EARTH ROADS DETERIORATE ?
� ABUSIVE OVERLOADING (NO WEIGHING STATIONS INSTALLED ONEARTH ROADS).
� POOR PERFORMANCE OF SOME ROAD MAINTENANCECONTRACTORS (e.g. LACK OF FUNDS, EQUIPMENT).
� INADEQUATE MONITORING & EVALUATION DURING THE EXECUTION� INADEQUATE MONITORING & EVALUATION DURING THE EXECUTIONOF WORKS (e.g. INSUFFICIENT LOGISTICS, PERSONNEL).
� SURFACE RUNOFF WATER CROSSING THE ROAD.
� LACK OF A SPOT MAINTENANCE POLICY [A STITCH IN TIME SAVESNINE].
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� DURING THE DRY SEASON:� MANY HEALTH HAZARDS OF DUSTY GRAVEL ROADS,
(EX. RESPIRATORY INFECTIONS).� REDUCED VISIBILITY IS A FREQUENT CAUSE OF ACCIDENTS.
� DURING THE RAINY SEASON:� CRITICAL “BAD SPOTS” ON EARTH ROADS ARE A ROAD
ROAD SAFETY CONCERNS FOR EARTH ROADSROAD SAFETY CONCERNS FOR EARTH ROADS
� CRITICAL “BAD SPOTS” ON EARTH ROADS ARE A ROADSAFETY NUISSANCE TO TRAVELLERS WHO OFTEN SPEND THENIGHT THERE AND ARE EXPOSED TO THIEVES.
� TRAVEL TIME IS GREATLY INCREASED.� VERY HIGH IMPOSED TRANSPORT FARES.� INFLATED PRICES FOR HINTERLAND GOODS.� DIFFICULTIES IN EVACUATING PATIENTS.� OVER-LOADING OF TRANSPORT VEHICLES.� HIGH VEHICLE OPERATING COSTS.
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2020
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SOME TECHNICAL SOME TECHNICAL TERMINOLOGYTERMINOLOGY
FRENCH & ENGLISH EQUIVALENTS
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N°°°° FRENCH ENGLISH1 EMPRISE RIGHT-OF-WAY
2 CHAUSSEE ROADWAY, CARRIAGEWAY
3 ACCOTEMENT SHOULDER, PAVEMENT
4 FOSSE DITCH
5 OUVRAGES D’ASSAINISSEMENT HYDRAULIC STRUCTURES
6 OUVRAGES D’ART ENGINEERING STRUCTURES
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6 OUVRAGES D’ART ENGINEERING STRUCTURES
7 STATION DE PEAGE TOLL-GATE
8 STATION DE PESAGE WEIGHING STATION
9 BARRIERE DE PLUIE RAIN-GATE
10 PLATELAGE EN BOIS WOODEN DECKING
11 PANNEAU DE SIGNALISATION ROAD SIGN, TRAFFIC SIGN
12 BALISES EN BOIS WOODEN BEACONS
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N°°°° FRENCH ENGLISH13 BALISES EN BETON CONCRETE BEACONS
14 BUSE MATALLIQUE METALLIC CULVERT
15 BUSE EN BETON CONCRETE CULVERT
16 TETE DE BUSE CULVERT HEAD
17 BORDURES DE TROTTOIR KERBS, CURBSTONES
18 GARDE CORPS HAND RAILS
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18 GARDE CORPS HAND RAILS
19 FOSSES MAÇONNE MASONRY DITCHES
20 FOSSES BETONNE CONCRETE DITCHES
21 DALLETTE EN BETON ARME REINFORCED CONCRETE SLAB
22GLISSIERE DE SECURITE
METALLIQUE METALLIC CRASH BARRIER
23 MURETTE EN BETON ARMEDWARF REINFORCED CONCRETE
WALL
24GLISSIERE EN BETON ARME
(GBA)REINFORCED CONCRETE CRASH
BARRIER
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WHY DO PAVED ROADS DETERIORATE ?WHY DO PAVED ROADS DETERIORATE ?
� OVERLOADING OF HEAVY DUTY VEHICLES.
� ROAD TRAFFIC ACCIDENTS.
� SPILLING OF FUEL AND LUBRICANTS ON THE CARRIAGEWAYAND/OR SIDEWALKS.AND/OR SIDEWALKS.
� BURNING OF TYRES ON THE CARRIAGEWAY/SIDEWALKS DURINGSTRIKE ACTIONS.
� POOR ATTITUDE OF THE POPULATION AND ROAD USERS TOWARDSPROPER ROAD USAGE (E.G. SCOOPING OF AGGREGATES,OBSTRUCTION OF DITCHES FOR PATH-WAYS, ETC.).
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WHY DO PAVED ROADS DETERIORATE ?WHY DO PAVED ROADS DETERIORATE ?
� CONTINUOUS SURFACE RUNOFF WATER CROSSING THE ROAD.
� POOR PERFORMANCE OF SOME ROAD MAINTENANCECONTRACTORS (e.g. LACK OF FUNDS, EQUIPMENT).
� INADEQUATE MONITORING & EVALUATION DURING THE EXECUTION� INADEQUATE MONITORING & EVALUATION DURING THE EXECUTIONOF WORKS (e.g. INSUFFICIENT LOGISTICS, PERSONNEL).
� LACK OF A SPOT MAINTENANCE POLICY [A STITCH IN TIME SAVESNINE].
� AGING OF THE ROAD.
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PHOTOGRAPHS
General Overview of the General Overview of the General Overview of the General Overview of the Situation in SWRSituation in SWR
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PHOTOGRAPHSROAD SAFETY CONCERNSROAD SAFETY CONCERNS
(Accident Cases )
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FOR MORE INFORMATIONFOR MORE INFORMATION
CONTACT
HRH Chief TAMBE John BITA
Mobile:Mobile:
+(237) 699 98 62 56
E-mail:
REPUBLIC OF CAMEROON
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