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HomeMy WebLinkAboutZ-08752-1 Map 9----------I I I I I I )0 - - I I / � (IilIII111111II IIII IIIII 11' IIIIIIIIIIII} Iliililllll I�/Irirrrlliii ((!IlIII((rl1( ( INLET PROTECTION SILT FENCE (TYPICAL ld)�i I DISCHARGE TO LITTLE ROCKM 1+00 - - 2+00 3+00 4+OOI I 1 I 1 ASPHALT PAVEMENT 5+00 1 \ fp \ >D I I / / TOP 4a1.78 n 4WOR I _ . / IT I- —� I I 6+00 I I Es SEQUENCE OF CONSTRUCTION 1. INSTALL CONSTRUCTION ENTRANCE WITH INLET PROTECTIONS, PERIMETER SILT FENCE. CONTRACTOR SHALL INSTALL WHATEVER DIVERSIONSISWALES ARE NECESSARY TO ROUTE ALL SEDIMENT LADEN WATER TO SILT FENCING OR CHECK DAMS 2. AFTER CLEARING, INSTALL STORM DRAINAGE SYSTEM. ONCE STORM DRAIN LINES ARE OPERATIONAL, INSTALL INLET PROTECTION AT ALL INLETS AND ROUTE WATER TO THE STORM WATER DETENTION BASIN. 3. BEGIN GRADING OPERATION 4. BEGIN UTILITY CONSTRUCTION. MAINTAIN ANY DIVERSIONS TO ROUTE ALL UPSTREAM WATER AWAY FROM THE EXISTING STREETS THROUGHOUT CONSTRUCTION. 5. INSTALL CURB AND GUTTER AND SIDEWALKS 6. FINE GRADE ENTIRE SITE, AND COMPLETE PAVING OPERATIONS. 7. INSTALL SOD, VEGETATION, AND PROCEED WITH FINAL SITE STABILIZATION. WATER ALL GRASSED AREAS. 8. INSPECT AND RESOD ALL DISTURBED AREAS AS NECESSARY. UPON FINAL SITE STABILIZATION, CLEAN SILT FROM BEHIND ALL SEDIMENT FENCES AND INLET PROTECTION, AND REMOVE ALL TEMPORARY EROSION CONTROL DEVICES. EROSION CONTROL NOTES 1. SEDIMENT CONTROL MEASURES MUST BE INSPECTED AND MAINTAINED REGULARLY IN ORDER TO INSURE THAT THE INTENDED PURPOSES ARE ACCOMPLISHED. 2. ALL DISTURBED AREAS NOT INTENDED FOR PAVING SHALL BE SEEDED OR SODDED AS PER SPECIFICATIONS. 3. STABILIZATION REQUIREMENTS: (NOT NECESSARILY VEGETATION) ALL PERIMETER CONTROLS ARE TO BE STABILIZED WITHIN 7 DAYS OF INSTALLATION. ALL OTHER DISTURBED AREAS ARE TO BE STABILIZED WITHIN 14 DAYS. 4. TEMPORARY SEDIMENT CONTROL MEASURES SHALL BE MAINTAINED UNTIL ALL CONTRIBUTING AREAS ARE GRADED AND STABILIZED. 5. EXCAVATED EARTH SHALL BE PILED ON THE HIGH SIDE OF EXCAVATIONS. 6. EROSION CONTROL MEASURES WILL BE MAINTAINED AT ALL TIMES. IF FULL IMPLEMENTATION OF THE APPROVED PLAN DOES NOT PROVIDE FOR EFFECTIVE EROSION CONTROL, ADDITIONAL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE IMPLEMENTED TO CONTROL OR TREAT THE SEDIMENT SOURCE. 7. THE ESCAPE OF SEDIMENT FROM THE SITE SHALL BE PREVENTED BY THE INSTALLATION OF EROSION AND SEDIMENT CONTROL MEASURES AND PRACTICES PRIOR TO, OR CONCURRENT WITH, LAND -DISTURBING ACTIVITIES. TOTAL SOIL DISTURBANCE ACREAGE= 4.2 AC.i TOTAL PROJECT ACREAGE (PHASE 2)= 5.1 AC.* LEGEND ----- SHOWS SILT FENCE qM jM SHOWS ROCK CHECK DAM 13 8 SHOWS DROP INLET SILT FENCE SHOWS UNDISTURBED BUFFER GRAPHIC SCALE 15 ]0 50 ( 1N FEET ) 1 Lnch = 30 tt. 120 IleTHOMAS ENGINEERING COMPANY 3810 LOOKOUT ROAD, TEL: 501-753-4463 N. LITTLE ROCK, AR. 72116 FAX: 501-753-6814 ,,0�ST E t�A,IpF ARI A—f REGISTERED PROFESSIONAL ENGINEER =� S� No,ti643 =.�1lgs R \P11{pl Il l llblll/„� P4,� OF gV�yo,, THCIL4AS w: 00-- v No.94 2 ARKANSPS "11111111111111,00 RID SET NOT FOR CONSTRUCTION EROSION CONTROL PLAN CHENAL KANIS STORAGE PHASE 2 APPROVED DRAWN BY DATE SHEET NO. TRp 8/16/13 5 OF 7 SCALE 1"=30'