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GallowayUS.com

6162 S. Willow Drive, Suite 320

Greenwood Village, CO 80111

303.770.8884

CLIENT LOGO

KING SOOPERS #147

A PORTION OF SECTION 1, TOWNSHIP 13 SOUTH, RANGE 65 WESTOF THE 6TH P.M., EL PASO COUNTY, COLORADO

GRADING AND EROSION CONTROL PLAN

FALCON MARKETPLACE LOTS 2 & 3, BLOCK 1

SITE

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123,000 SF (BUILDING)

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GallowayUS.com

6162 S. Willow Drive, Suite 320

Greenwood Village, CO 80111

303.770.8884

CLIENT LOGO

KING SOOPERS #147

A PORTION OF SECTION 1, TOWNSHIP 13 SOUTH, RANGE 65 WESTOF THE 6TH P.M., EL PASO COUNTY, COLORADO

GRADING AND EROSION CONTROL PLAN

FALCON MARKETPLACE LOTS 2 & 3, BLOCK 1

FLOW ARROW

LIMITS OF DISTURBANCE (11.50 AC.)

CWA

SSA

SF

LOD

CONSTRUCTION VEHICLE ENTRY

SILT FENCE

CONCRETE WASHOUT

STABILIZED STAGING AREA

VTC

2.56%

IP-1

SP

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PT

IP-1 - AREA INLET PROTECTION

SITE POSTING (CONTACTS AND PERMITS)

WASHOUT POSTING

PORTABLE TOILET

IP-3 IP-3 - SUMP INLET PROTECTION

PROPOSED MAJOR CONTOUR

PROPOSED MINOR CONTOUR

EXISTING STORM SEWER

PROPOSED STORM SEWER (LESS THAN 12")

EXISTING STORM SEWER

PROPOSED STORM SEWER

IP-4 IP-4 - ON-GRADE INLET PROTECTION

SM

ECB EROSION CONTROL BLANKET

SEEDING AND MULCHING (SEE LANDSCAPE PLANS)

1. SEE OVERALL CD EROSION CONTROL DETAIL SHEE.2. STORMWATER DISCHARGES FROM CONSTRUCTION SITES SHALL NOT CAUSE OR THREATEN TO CAUSE

POLLUTION, CONTAMINATION, OR DEGRADATION OF STATE WATERS. ALL WORK AND EARTH DISTURBANCESHALL BE DONE IN A MANNER THAT MINIMIZES POLLUTION OF ANY ON-SITE OR OFF SITE WATERS,INCLUDING WETLANDS.

3. NOTWITHSTANDING ANYTHING DEPICTED IN THESE PLANS IN WORDS OR GRAPHIC REPRESENTATION, ALLDESIGN AND CONSTRUCTION RELATED TO ROADS, STORM DRAINAGE AND EROSION CONTROL SHALLCONFORM TO THE STANDARDS AND REQUIREMENTS OF THE MOST RECENT VERSION OF THE RELEVANTADOPTED EL PASO COUNTY STANDARDS, INCLUDING THE LAND DEVELOPMENT CODE, THE ENGINEERINGCRITERIA MANUAL, THE DRAINAGE CRITERIA MANUAL, AND THE DRAINAGE CRITERIA MANUAL VOLUME 2.ANY DEVIATIONS TO REGULATIONS AND STANDARDS MUST BE REQUESTED, AND APPROVED, IN WRITING.

4. A SEPARATE STORMWATER MANAGEMENT PLAN (SMWP) FOR THIS PROJECT SHALL BE COMPLETED AND ANEROSION AND STORMWATER QUALITY CONTROL PERMIT (ESQCP) ISSUED PRIOR TO COMMENCINGCONSTRUCTION. DURING CONSTRUCTION THE SWMP IS THE RESPONSIBILITY OF THE DESIGNATEDSTORMWATER MANAGER, SHALL BE LOCATED ON SITE AT ALL TIMES AND SHALL BE KEPT UP TO DATE WITHWORK PROGRESS AND CHANGES IN THE FIELD.

5. ONCE THE ESQCP HAS BEEN ISSUED, THE CONTRACTOR MAY INSTALL THE INITIAL STAGE EROSION ANDSEDIMENT CONTROL BMPS AS INDICATED ON THE GEC. A PRECONSTRUCTION MEETING BETWEEN THECONTRACTOR, ENGINEER, AND EL PASO COUNTY WILL BE HELD PRIOR TO ANY CONSTRUCTION. IT IS THERESPONSIBILITY OF THE APPLICANT TO COORDINATE THE MEETING TIME AND PLACE WITH COUNTY DSDINSPECTIONS STAFF.

6. SOIL EROSION CONTROL MEASURES FOR ALL SLOPES, CHANNELS, DITCHES, OR ANY DISTURBED LANDAREA SHALL BE COMPLETED WITHIN 21 CALENDAR DAYS AFTER FINAL GRADING, OR FINAL EARTHDISTURBANCE, HAS BEEN COMPLETED. DISTURBED AREAS AND STOCKPILES WHICH ARE NOT AT FINALGRADE BUT WILL REMAIN DORMANT FOR LONGER THAN 30 DAYS SHALL ALSO BE MULCHED WITHIN 21 DAYSAFTER INTERIM GRADING. AN AREA THAT IS GOING TO REMAIN IN AN INTERIM STATE FOR MORE THAN 60DAYS SHALL ALSO BE SEEDED. ALL TEMPORARY SOIL EROSION CONTROL MEASURES AND BMPS SHALL BEMAINTAINED UNTIL PERMANENT SOIL EROSION CONTROL MEASURES ARE IMPLEMENTED ANDESTABLISHED.

7. TEMPORARY SOIL EROSION CONTROL FACILITIES SHALL BE REMOVED AND EARTH DISTURBANCE AREASGRADED AND STABILIZED WITH PERMANENT SOIL EROSION CONTROL MEASURES PURSUANT TOSTANDARDS AND SPECIFICATION PRESCRIBED IN THE DCM VOLUME II AND THE ENGINEERING CRITERIAMANUAL APPENDIX I.

8. ALL PERSONS ENGAGED IN EARTH DISTURBANCE SHALL IMPLEMENT AND MAINTAIN ACCEPTABLE SOILEROSION AND SEDIMENT CONTROL MEASURES INCLUDING BMPS IN CONFORMANCE WITH THE EROSIONCONTROL TECHNICAL STANDARDS OF THE DRAINAGE CRITERIA MANUAL (DCM) VOLUME II AND INACCORDANCE WITH THE STORMWATER MANAGEMENT PLAN (SWMP).

9. ALL TEMPORARY EROSION CONTROL FACILITIES INCLUDING BMPS AND ALL PERMANENT FACILITIESINTENDED TO CONTROL EROSION OF ANY EARTH DISTURBANCE OPERATIONS, SHALL BE INSTALLED ASDEFINED IN THE APPROVED PLANS, THE SWMP AND THE DCM VOLUME II AND MAINTAINED THROUGHOUTTHE DURATION OF THE EARTH DISTURBANCE OPERATION.

10. ANY EARTH DISTURBANCE SHALL BE CONDUCTED IN SUCH A MANNER SO AS TO EFFECTIVELY REDUCEACCELERATED SOIL EROSION AND RESULTING SEDIMENTATION. ALL DISTURBANCES SHALL BE DESIGNED,CONSTRUCTED, AND COMPLETED SO THAT THE EXPOSED AREA OF ANY DISTURBED LAND SHALL BELIMITED TO THE SHORTEST PRACTICAL PERIOD OF TIME.

11. ANY TEMPORARY OR PERMANENT FACILITY DESIGNED AND CONSTRUCTED FOR THE CONVEYANCE OFSTORMWATER AROUND, THROUGH, OR FROM THE EARTH DISTURBANCE AREA SHALL BE DESIGNED TOLIMITTHE DISCHARGE TO A NON-EROSIVE VELOCITY.

12. CONCRETE WASH WATER SHALL BE CONTAINED AND DISPOSED OF IN ACCORDANCE WITH THE SWMP. NOWASH WATER SHALL BE DISCHARGED TO OR ALLOWED TO RUNOFF TO STATE WATERS, INCLUDING ANYSURFACE OR SUBSURFACE STORM DRAINAGE SYSTEM OR FACILITIES.

13. EROSION CONTROL BLANKETING IS TO BE USED ON SLOPES STEEPER THAN 3:1.14. BUILDING, CONSTRUCTION, EXCAVATION, OR OTHER WASTE MATERIALS SHALL NOT BE TEMPORARILY

PLACED OR STORED IN THE STREET, ALLEY, OR OTHER PUBLIC WAY, UNLESS IN ACCORDANCE WITH ANAPPROVED TRAFFIC CONTROL PLAN. BMP’S MAY BE REQUIRED BY EL PASO COUNTY ENGINEERING IFDEEMED NECESSARY, BASED ON SPECIFIC CONDITIONS AND CIRCUMSTANCES.

15. VEHICLE TRACKING OF SOILS AND CONSTRUCTION DEBRIS OFF-SITE SHALL BE MINIMIZED. MATERIALSTRACKED OFFSITE SHALL BE CLEANED UP AND PROPERLY DISPOSED OF IMMEDIATELY.

16. CONTRACTOR SHALL BE RESPONSIBLE FOR THE REMOVAL OF ALL WASTES FROM THE CONSTRUCTION SITEFOR DISPOSAL IN ACCORDANCE WITH LOCAL AND STATE REGULATORY REQUIREMENTS. NOCONSTRUCTION DEBRIS, TREE SLASH, BUILDING MATERIAL WASTES OR UNUSED BUILDING MATERIALSSHALL BE BURIED, DUMPED, OR DISCHARGED AT THE SITE.

17. THE OWNER, SITE DEVELOPER, CONTRACTOR, AND/OR THEIR AUTHORIZED AGENTS SHALL BERESPONSIBLE FOR THE REMOVAL OF ALL CONSTRUCTION DEBRIS, DIRT, TRASH, ROCK, SEDIMENT, ANDSAND THAT MAY ACCUMULATE IN THE STORM SEWER OR OTHER DRAINAGE CONVEYANCE SYSTEM ANDSTORMWATER APPURTENANCES AS A RESULT OF SITE DEVELOPMENT.

18. THE QUANTITY OF MATERIALS STORED ON THE PROJECT SITE SHALL BE LIMITED, AS MUCH AS PRACTICAL,TO THAT QUANTITY REQUIRED TO PERFORM THE WORK IN AN ORDERLY SEQUENCE. ALL MATERIALSSTORED ON-SITE SHALL BE STORED IN A NEAT, ORDERLY MANNER, IN THEIR ORIGINAL CONTAINERS, WITHORIGINAL MANUFACTURER’S LABELS.

19. NO CHEMICALS ARE TO BE USED BY THE CONTRACTOR, WHICH HAVE THE POTENTIAL TO BE RELEASED INSTORMWATER UNLESS PERMISSION FOR THE USE OF A SPECIFIC CHEMICAL IS GRANTED IN WRITING BYTHE ECM ADMINISTRATOR. IN GRANTING THE USE OF SUCH CHEMICALS, SPECIAL CONDITIONS ANDMONITORING MAY BE REQUIRED.

20. BULK STORAGE STRUCTURES FOR PETROLEUM PRODUCTS AND OTHER CHEMICALS SHALL HAVEADEQUATE PROTECTION SO AS TO CONTAIN ALL SPILLS AND PREVENT ANY SPILLED MATERIAL FROMENTERING STATE WATERS, INCLUDING ANY SURFACE OR SUBSURFACE STORM DRAINAGE SYSTEM ORFACILITIES.

21. NO PERSON SHALL CAUSE THE IMPEDIMENT OF STORMWATER FLOW IN THE FLOW LINE OF THE CURB ANDGUTTER OR IN THE DITCHLINE.

22. INDIVIDUALS SHALL COMPLY WITH THE “COLORADO WATER QUALITY CONTROL ACT” (TITLE 25, ARTICLE 8,CRS), AND THE “CLEAN WATER ACT” (33 USC 1344), IN ADDITION TO THE REQUIREMENTS INCLUDED IN THEDCM VOLUME II AND THE ECM APPENDIX I. ALL APPROPRIATE PERMITS MUST BE OBTAINED BY THECONTRACTOR PRIOR TO CONSTRUCTION (NPDES, FLOODPLAIN, 404, FUGITIVE DUST, ETC.). IN THE EVENTOF CONFLICTS BETWEEN THESE REQUIREMENTS AND LAWS, RULES, OR REGULATIONS OF OTHERFEDERAL, STATE, OR COUNTY AGENCIES, THE MORE RESTRICTIVE LAWS, RULES, OR REGULATIONS SHALLAPPLY.

23. ALL CONSTRUCTION TRAFFIC MUST ENTER/EXIT THE SITE AT APPROVED CONSTRUCTION ACCESS POINTS.24. PRIOR TO ACTUAL CONSTRUCTION THE PERMITEE SHALL VERIFY THE LOCATION OF EXISTING UTILITIES.25. A WATER SOURCE SHALL BE AVAILABLE ON SITE DURING EARTHWORK OPERATIONS AND UTILIZED AS

REQUIRED TO MINIMIZE DUST FROM EARTHWORK EQUIPMENT AND WIND.26. THE SOILS REPORT FOR THIS SITE HAS BEEN PREPARED BY GROUND AND SHALL BE CONSIDERED A PART

OF THESE PLANS.27. AT LEAST TEN DAYS PRIOR TO THE ANTICIPATED START OF CONSTRUCTION, FOR PROJECTS THAT WILL

DISTURB 1 ACRE OR MORE, THE OWNER OR OPERATOR OF CONSTRUCTION ACTIVITY SHALL SUBMIT APERMIT APPLICATION FOR STORMWATER DISCHARGE TO THE COLORADO DEPARTMENT OF PUBLIC HEALTHAND ENVIRONMENT, WATER QUALITY DIVISION. THE APPLICATION CONTAINS CERTIFICATION OFCOMPLETION OF A STORMWATER MANAGEMENT PLAN (SWMP), OF WHICH THIS GRADING AND EROSIONCONTROL PLAN MAY BE A PART. FOR INFORMATION OR APPLICATION MATERIALS CONTACT:COLORADODEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT WATER QUALITY CONTROL DIVISION

WQCD – PERMITS4300 CHERRY CREEK DRIVE SOUTHDENVER, CO 80246-1530

ATTN: PERMITS UNIT

THE PLAN SHALL NOT SUBSTANTIALLY CHANGE THE DEPTH OF COVER, OR ACCESS TO UTILITY FACILITIES.ADDITIONALLY, THE PLAN SHALL NOT INCREASE OR DIVERT WATER TOWARDS UTILITY FACILITIES. ANY CHANGES TOUTILITY FACILITIES TO ACCOMMODATE THE PLAN, MUST BE DISCUSSED AND AGREED TO BY THE AFFECTED UTILITYPRIOR TO IMPLEMENTING THE PLAN. THE RESULTING COST TO RELOCATE OR PROTECT UTILITIES, OR PROVIDEINTERIM ACCESS IS AT THE EXPENSE OF THE PLAN APPLICANT.

SCALE: 1"=60'

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GallowayUS.com

6162 S. Willow Drive, Suite 320

Greenwood Village, CO 80111

303.770.8884

CLIENT LOGO

KING SOOPERS #147

A PORTION OF SECTION 1, TOWNSHIP 13 SOUTH, RANGE 65 WESTOF THE 6TH P.M., EL PASO COUNTY, COLORADO

GRADING AND EROSION CONTROL PLAN

FALCON MARKETPLACE LOTS 2 & 3, BLOCK 1

1. AT ALL TIMES DURING CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR PREVENTING ANDCONTROLLING EROSION DUE TO WIND AND RUNOFF. THE CONTRACTOR SHALL ALSO BE RESPONSIBLE FORMAINTAINING EROSION CONTROL FACILITIES SHOWN.

2. ADDITIONAL EROSION CONTROL MEASURES MAY BE REQUIRED DUE TO UNFORESEEN PROBLEMS OR IF THE PLANDOES NOT FUNCTION AS INTENDED.

3. CONTRACTOR SHALL BE RESPONSIBLE FOR CLEANING DRAINAGE AND EROSION CONTROL FACILITIES ASREQUIRED. STREETS SHALL BE KEPT CLEAN OF DEBRIS FROM TRAFFIC FROM THIS SITE.

4. ALL AREAS DISTURBED DURING CONSTRUCTION SHALL BE PAVED, SEEDED WITH NATIVE VEGETATION, ORLANDSCAPED. REFER TO LANDSCAPE PLANS FOR PERMANENT SEED MIX AND PLANTING SPECIFICATIONS.

5. EROSION CONTROL STRUCTURES BELOW SODDED AREAS MAY BE REMOVED ONCE SOD AND FINAL LANDSCAPINGIS IN PLACE. EROSION CONTROL STRUCTURES BELOW SEEDED AREAS MUST REMAIN IN PLACE UNTIL THE ENTIREAREA HAS ESTABLISHED A MATURE COVERING OF HEALTHY VEGETATION. EROSION CONTROL IN PROPOSEDPAVED AREAS SHALL REMAIN IN PLACE UNTIL PAVEMENT IS COMPLETE.

6. THIS PLAN IS ONLY TO BE USED FOR INSTALLATION OF EROSION CONTROL FACILITIES. DO NOT USE THIS PLAN FORGRADING OR STORM SEWER CONSTRUCTION.

7. CONTRACTOR SHALL USE VEHICLE TRACKING CONTROL AT ALL LOCATIONS WHERE VEHICLES WILL EXIT THE SITE.CONTROL FACILITIES WILL BE MAINTAINED WHILE CONSTRUCTION IS IN PROGRESS, MOVED WHEN NECESSARY,AND REMOVED WHEN SITE IS PAVED.

THE GENERAL REQUIREMENTS FOR EROSION CONTROL WORK SHALL BE AS FOLLOWS:

1. ANY LAND DISTURBING ACTIVITY SHALL BE CONDUCTED IN SUCH A MANNER SO AS TO EFFECTIVELY REDUCEACCELERATED SOIL EROSION AND RESULTING SEDIMENTATION.

2. STRUCTURAL EROSION CONTROL MEASURES INCLUDED IN THE APPROVED PLAN ARE TO BE INSTALLED PRIOR TOSOIL DISTURBANCE. INSTALLATION WILL MEET SPECIFICATIONS SHOWN ON THE DETAIL SHEET. CONTROLMEASURES NECESSARY FOR CONTINUING PHASES OF CONSTRUCTION SHALL BE INSTALLED AS DETAILED IN THESUBMITTED CONSTRUCTION SCHEDULE OR AS NEEDED IN PROGRESSION TO THE FINAL EROSION CONTROL PLAN.

3. ALL LAND DISTURBING ACTIVITIES SHALL BE DESIGNED, CONSTRUCTED AND COMPLETED IN SUCH A MANNER THATTHE EXPOSURE TIME OF DISTURBED LAND SHALL BE LIMITED TO THE SHORTEST POSSIBLE PERIOD OF TIME.

4. SEDIMENT CAUSED BY ACCELERATED SOIL EROSION SHALL BE REMOVED FROM RUNOFF WATER BEFORE LEAVINGTHE SITE.

5. ANY TEMPORARY OR PERMANENT FACILITY DESIGNED AND CONSTRUCTED FOR THE CONVEYANCE OF WATERAROUND, THROUGH OR FROM THE LAND DISTURBING ACTIVITY SHALL BE DESIGNED TO LIMIT THE WATER FLOW TOA NON-EROSIVE VELOCITY.

6. TEMPORARY SOIL EROSION CONTROL FACILITIES SHALL BE REMOVED AND AREAS OF LAND DISTURBANCEGRADED AND STABILIZED WITH PERMANENT SOIL EROSION CONTROL MEASURES PURSUANT TO APPROVED PLANSAND SPECIFICATIONS.

7. THE PERMITEE IS RESPONSIBLE FOR MAINTENANCE OF ALL EROSION CONTROL STRUCTURES. THESESTRUCTURES ARE TO BE INSPECTED BY THE PERMITEE EVERY 14 DAYS AND AFTER EVERY PRECIPITATION EVENTTO INSURE THEIR EFFICIENCY AND TO EVALUATE MAINTENANCE NEEDS OR PER LOCAL INSPECTIONREQUIREMENTS. MAINTENANCE OF THESE STRUCTURES MAY BE DIRECTED AT ANY TIME BY A CITY OR STATEREPRESENTATIVE.

8. THESE STANDARDS DO NOT SUPPLANT ANY CITY, STATE OR FEDERAL REQUIREMENTS. CONTRACTOR SHALLALWAYS ADHERE TO THE STRICTER STANDARD SHOULD ANY DISCREPANCY ARISE.

IN GENERAL, ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CHECKED WEEKLY AND AFTER EACHSIGNIFICANT RAINFALL. THE FOLLOWING ITEMS WILL BE CHECKED IN PARTICULAR:1. THE CONSTRUCTION ENTRANCE SHALL BE MAINTAINED IN A CONDITION WHICH WILL PREVENT TRACKING AND

FLOW OF MUD ONTO PUBLIC RIGHTS-OF-WAY. ALL MATERIALS SPILLED, DROPPED, WASHED, OR TRACKED FROMVEHICLE OR SITE ONTO ROADWAY MUST BE REMOVED IMMEDIATELY.

2. GRAVEL FILTERS, GRAVEL SOCKS OR OTHER INLET PROTECTION WILL BE CHECKED REGULARLY FORSEDIMENTATION BUILDUP AND CLEANED AS REQUIRED.

1. VEHICLE TRACKING CONTROL SHALL BE PROVIDED AND MAINTAINED THROUGHOUT THE ENTIRE DURATION OF THEPROJECT.

2. THE INLET PROTECTION SHOWN ON THE ENCLOSED EROSION CONTROL PLAN SHALL BE SECURED AND PLACEDACCORDING TO THE DETAILS CONTAINED ON THIS PLAN.

3. THE CONSTRUCTION SUPERINTENDENT SHALL HAVE OVERALL RESPONSIBILITY FOR PLAN IMPLEMENTATION.SUPERINTENDENT RESPONSIBLE FOR SEEING THAT APPROPRIATE CONSTRUCTION WORKERS ANDSUBCONTRACTORS ARE AWARE OF ALL PROVISIONS OF THE PLAN.

4. CONTRACTOR SHALL ESTABLISH FINAL LANDSCAPING STABILIZATION PER THE LANDSCAPING PLANS & EROSIONCONTROL PLAN IN THIS SET AT THE COMPLETION OF THE PROJECT.

5. CLEAN-UP:A. TRANSPORT TRASH AND DEBRIS, AND SURPLUS AND UNACCEPTABLE SOIL MATERIALS FROM PROJECT SITE

AND LEGALLY DISPOSE OF THEM.B. REMOVE ALL TEMPORARY SHORING, BRACING, EROSION CONTROL, AND OTHER PROTECTION DEVICES WHEN

NO LONGER REQUIRED BY CITY.

PERFORMANCE STANDARDS

MANAGEMENT STRATEGIES

GENERAL NOTES

MAINTENANCE

GEC V_1 redlines.pdf Markup Summary

Subject: text boxPage Label: [1] 1 COVER SHEETAuthor: Steve KuehsterDate: 11/5/2019 11:48:49 AMStatus: Color: Layer: Space:

Provide with the next submittal. Instructions areprovided below the list of attachments. Checklistscan be found at:https://planningdevelopment.elpasoco.com/wp-content/uploads/Engineering/EngineeringDocuments/Copy-of-GEC-SWMP_Checklists.xlsx

[1] 1 COVER SHEET (7)

Subject: EPC ENG ReviewPage Label: [1] 1 COVER SHEETAuthor: Steve KuehsterDate: 11/5/2019 11:49:14 AMStatus: Color: Layer: Space:

Subject: PenPage Label: [1] 1 COVER SHEETAuthor: Steve KuehsterDate: 11/5/2019 11:52:00 AMStatus: Color: Layer: Space:

-

Subject: arrow & boxPage Label: [1] 1 COVER SHEETAuthor: Steve KuehsterDate: 11/5/2019 11:56:42 AMStatus: Color: Layer: Space:

In accordance with ECM Section 1.12, theseconstruction documents will be valid forconstruction for a period of 2 years from the datesigned by the El Paso County Engineer. Ifconstruction has not started within those 2 years,the plans will need to be resubmitted for approval,including payment of review fees at the Planningand Community Development Directors discretion.

Subject: text boxPage Label: [1] 1 COVER SHEETAuthor: Steve KuehsterDate: 11/5/2019 11:57:05 AMStatus: Color: Layer: Space:

Jennifer Irvine, P.E

Subject: text boxPage Label: [1] 1 COVER SHEETAuthor: Steve KuehsterDate: 11/5/2019 11:57:16 AMStatus: Color: Layer: Space:

Provide with the next submittal. Instructions are provided below the list of attachments. Checklistscan be found at:https://planningdevelopment.elpasoco.com/wp-content/uploads/Engineering/EngineeringDocuments/Copy-of-GEC-SWMP_Checklists.xlsx

11/05/2019 11:49:14 AM

EPC Planning & CommunityDevelopment Department

Engineering Review

dsdkuehsterstevekuehster@elpasoco.com

(719) 520-6813

In accordance with ECM Section 1.12,these construction documents will be validfor construction for a period of 2 years fromthe date signed by the El Paso CountyEngineer. If construction has not startedwithin those 2 years, the plans will need tobe resubmitted for approval, includingpayment of review fees at the Planning andCommunity Development Directorsdiscretion.

Jennifer Irvine, P.E

Subject: text boxPage Label: [1] 1 COVER SHEETAuthor: Steve KuehsterDate: 11/5/2019 12:37:19 PMStatus: Color: Layer: Space:

Further comments will be provided with a completesubmittal including the checklist, etc.

Subject: arrow & boxPage Label: [3] 3 GRADING AND EROSION CONTROL DETAILSAuthor: Steve KuehsterDate: 11/4/2019 1:03:03 PMStatus: Color: Layer: Space:

Complete title and date

[3] 3 GRADING AND EROSION CONTROL DETAILS (4)

Subject: text boxPage Label: [3] 3 GRADING AND EROSION CONTROL DETAILSAuthor: Steve KuehsterDate: 11/5/2019 12:00:18 PMStatus: Color: Layer: Space:

Ensure notes are per the checklist, websiteprovided on the cover sheet.

Subject: text boxPage Label: [3] 3 GRADING AND EROSION CONTROL DETAILSAuthor: Steve KuehsterDate: 11/5/2019 12:16:40 PMStatus: Color: Layer: Space:

1.) Provide flow arrows for the building pad area. 2.) Provide sediment traps for the rough gradedarea per the criteria recommendations. 3.) Provide a note that explains how the fullspectrum ponds will be used for sediment control. ( will the be completed and the outlet structureneeds to be protected or will the be used assediment traps and completed after the buildingand surfacing is in-place.

Subject: text boxPage Label: [3] 3 GRADING AND EROSION CONTROL DETAILSAuthor: Steve KuehsterDate: 11/5/2019 12:34:30 PMStatus: Color: Layer: Space:

b.) Show subdivision names g.) show existingutilities j.) Show FEMA floodplain p.) Identifyareas of cut and fill r.) Call out slopes of detentionponds and identify slope protection. cc.) identify alleasements. General; Identify all storm sewer facilities and labelsizes etc. Also label By others or part of the workwith this plan. Provide a note discussing the LOMR CLOMR andshow inundation area.

Further comments will beprovided with a completesubmittal including thechecklist, etc.

STM

STM

STORMWATER UNLESS PERMISSION FOR THE USE OF A SPECIFIC CHEMICAL IS GRANTHE ECM ADMINISTRATOR. IN GRANTING THE USE OF SUCH CHEMICALS, SPECIAL COMONITORING MAY BE REQUIRED.

20. BULK STORAGE STRUCTURES FOR PETROLEUM PRODUCTS AND OTHER CHEMICALS ADEQUATE PROTECTION SO AS TO CONTAIN ALL SPILLS AND PREVENT ANY SPILLEDENTERING STATE WATERS, INCLUDING ANY SURFACE OR SUBSURFACE STORM DRAIFACILITIES.

21. NO PERSON SHALL CAUSE THE IMPEDIMENT OF STORMWATER FLOW IN THE FLOW LIGUTTER OR IN THE DITCHLINE.

22. INDIVIDUALS SHALL COMPLY WITH THE “COLORADO WATER QUALITY CONTROL ACT”

CRS), AND THE “CLEAN WATER ACT” (33 USC 1344), IN ADDITION TO THE REQUIREMENDCM VOLUME II AND THE ECM APPENDIX I. ALL APPROPRIATE PERMITS MUST BE OBTCONTRACTOR PRIOR TO CONSTRUCTION (NPDES, FLOODPLAIN, 404, FUGITIVE DUST,OF CONFLICTS BETWEEN THESE REQUIREMENTS AND LAWS, RULES, OR REGULATIOFEDERAL, STATE, OR COUNTY AGENCIES, THE MORE RESTRICTIVE LAWS, RULES, ORAPPLY.

23. ALL CONSTRUCTION TRAFFIC MUST ENTER/EXIT THE SITE AT APPROVED CONSTRUC24. PRIOR TO ACTUAL CONSTRUCTION THE PERMITEE SHALL VERIFY THE LOCATION OF 25. A WATER SOURCE SHALL BE AVAILABLE ON SITE DURING EARTHWORK OPERATIONS

REQUIRED TO MINIMIZE DUST FROM EARTHWORK EQUIPMENT AND WIND.26. THE SOILS REPORT FOR THIS SITE HAS BEEN PREPARED BY GROUND AND SHALL BE

OF THESE PLANS.27. AT LEAST TEN DAYS PRIOR TO THE ANTICIPATED START OF CONSTRUCTION, FOR PR

DISTURB 1 ACRE OR MORE, THE OWNER OR OPERATOR OF CONSTRUCTION ACTIVITYPERMIT APPLICATION FOR STORMWATER DISCHARGE TO THE COLORADO DEPARTMEAND ENVIRONMENT, WATER QUALITY DIVISION. THE APPLICATION CONTAINS CERTIFCOMPLETION OF A STORMWATER MANAGEMENT PLAN (SWMP), OF WHICH THIS GRADCONTROL PLAN MAY BE A PART. FOR INFORMATION OR APPLICATION MATERIALS CODEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT WATER QUALITY CONTROL DIV

WQCD – PERMITS4300 CHERRY CREEK DRIVE SOUTHDENVER, CO 80246-1530

ATTN: PERMITS UNIT

Complete title and date

. SITES SHALL NOT CAUSE OR THREATEN TO CAUSE

F STATE WATERS. ALL WORK AND EARTH DISTURBANCELUTION OF ANY ON-SITE OR OFF SITE WATERS,

TH OF COVER, OR ACCESS TO UTILITY FACILITIES.ERT WATER TOWARDS UTILITY FACILITIES. ANY CHANGES TOBE DISCUSSED AND AGREED TO BY THE AFFECTED UTILITYST TO RELOCATE OR PROTECT UTILITIES, OR PROVIDEICANT. Ensure notes are per the

checklist, website provided onthe cover sheet.

00 SF (BUILDING)

PHONE

(DEMARC ONLY)

PLSV

P-1

1.) Provide flow arrows for the building pad area. 2.) Provide sediment traps for the rough gradedarea per the criteria recommendations. 3.) Provide a note that explains how the fullspectrum ponds will be used for sediment control. ( will the be completed and the outlet structureneeds to be protected or will the be used assediment traps and completed after the buildingand surfacing is in-place.

6''STM

6''STM

6''STM

6''STM 123,000 SF (BUILDING)

PLSV

IP-1

VTC

CWA

IP

SF

b.) Show subdivision names g.) show existing utilities j.) Show FEMA floodplain p.) Identify areasof cut and fill r.) Call out slopes of detention ponds and identify slope protection. cc.) identify alleasements. General; Identify all storm sewer facilities and label sizes etc. Also label By others or part of thework with this plan. Provide a note discussing the LOMR CLOMR and show inundation area.