NWP of 9 Enclosure

Transcription

1 A l b a n y Linn County Tax Lots S03W8BD0050 S03W8BA003 S03W8BA00700 Albany, OR 973 G e o R e s o u r c e s, L L C Feet Scale: :,000 FIGURE : LOCATION MAP Scale: " =,000' Source: Albany GIS database layers Drafted: 9//7 NWP Enclosure

2 Linn County Tax Lots S03W8BD0050 S03W8BA003 S03W8BA00700 Albany, OR 973 FIGURE : TOPO MAP Scale: " =,600' Source: USGS NWI, Tangent Quad Drafted: 9//7 Feet Scale: :9,00 Geo Resources, LLC NWP Enclosure

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4 NWP Enclosure

5 TL:60 NOT PART OF PROJECT TL:700 FOXWOOD SUBDIVISION EXISTING WETLS "C".96 ACRES SE LYONS ST. PROJECT LIMITS TL:0 TL:03 MAP:S03W8BD TL:50 UNDER SEPARATE SUBMITTAL EXISTING WETLS "B".08 ACRES EXISTING WETLS "A" 0.30 ACRES TL:05 EXISTING WETL DELINEATED BY ALLEN MARTIN:.3 ACRES TL:0 PROJECT LIMITS SW FERRY ROAD 30 EXISTING SURFACE DRAINAGE PATTERN EXISTING CONTOUR ELEVATION PROJECT LIMITS: 8.5 ACRES BARSCALE MAP TL AUGUST 9, TAX MAP TAX LOT VERTICAL DATUM -- NGVD 9 EXISTING CONTOUR ELEVATIONS L SURVEYING, LLC FIG 6 NWP Enclosure

6 PROJECT LIMITS TL:05 TL:0 A TL:0 TL:03 BUS PARKING MAINTENANCE BUILDING SUPPORT /OFFICE BUILDING TL:60 PLANTER EMPLOYEE PARKING DETENTION POND A SW FERRY RD. WATER QUALITY NOT PART OF PROJECT TL:700 PROJECT LIMITS DEVELOPMENT EARTHWORK SUMMARY TOTAL EXCAVATION IN WETL TOTAL FILL IN WETL =,0 C.Y. = 8,70 C.Y. TOTAL EXCAVATION IN DEVELOPMENT = 9,550 C.Y. TOTAL FILL IN DEVELOPMENT = 5,79 C.Y. PROPOSED WETL DISTURBANCE: 3.59 ACRES SE LYONS ST. EXISTING WETL DELINEATED BY ALLEN MARTIN:.3 ACRES PROJECT LIMITS: 8.5 ACRES BUS PARKING MAP:S03W8BD TL:50 UNDER SEPARATE SUBMITTAL COVERED BUS PARKING FOXWOOD SUBDIVISION MAP TL TAX MAP TAX LOT BARSCALE VERTICAL DATUM -- NGVD AUGUST 9, PROPOSED SITE PLAN L SURVEYING, LLC FIG 7a NWP Enclosure

7 ' ' ' ' ' TL:05 ' 3' ' PLANTER TL:60 SWALE DETENTION POND TL:03 TL:0 ' MAP:S03W8BD TL:50 UNDER SEPARATE SUBMITTAL (E) 5" SD LEGEND STORM WATER CONVEYANCE PIPE MAP TL BARSCALE TAX MAP TAX LOT PROPOSED WETL DISTURBANCE: 3.59 ACRES EXISTING WETL DELINEATED BY ALLEN MARTIN:.3 ACRES CB 7' 30 FLOW CONTROL MANHOLE CATCH BASIN CONTOUR ELEVATION, POST DEVELOPMENT EXISTING CONTOUR ELEVATION VERTICAL DATUM -- NGVD 9 AUGUST 9, PROPOSED GRADING/DRAINAGE L SURVEYING, LLC FIG 0a NWP Enclosure

8 OVERFLOW RIM SWALE DEPTH VARIES " FREEBOARD 3: MAX. SIDE SLOPES (TYP.) SEE PLAN WIDTH VARIES FLAT BOTOM '-6" GROWING MEDIUM ' DRAIN ROCK UNDERDRAIN DISCHARGE TO CITY STORM DRAIN SECTION A-A' TYPICAL SWALE CROSS SECTION AUGUST 9, PROPOSED GRADING/DRAINAGE SWALE L SURVEYING, LLC FIG 0b NWP Enclosure

9 TL:05 TL:03 TL:60 PLANTER DETENTION POND TL:0 5 MAP:S03W8BD TL:50 UNDER SEPARATE SUBMITTAL EROSION CONTROL NOTES BARSCALE CONSTRUCT GRAVEL ENTRANCE AS CONSTRUCTION ENTRANCE PER DETAIL 855. INSTALL SEDIMENT FENCE OR COIR LOG PER DETAIL 09. ADJUST LOCATION AS GRADING CONSTRUCTION ONSITE REQUIRES TO PREVENT SEDIMENT FROM LEAVING SITE. INSTALL INLET PROTECTION FOR CATCH BASINS/AREA DRAIN PER DETAIL 09. USE BIO-BAGS INSTALL SEDIMENT FILTER MATERIAL OR SILTSACK UNDER THE BASIN GRATE. INSTALL BIO-BAGS FOR EROSION PREVENTION AT DITCH/SWALE INLET/OUTLET. PER DETAIL 95. USE BIO-BAGS INSTALL LINED CONCRETE TRUCK WASH DOWN AREA. CONTRACTOR SHALL BE CAUTIOUS TO NOT OVER FILL CONTAINER. AUGUST 9, EROSION CONTROL PLAN L SURVEYING, LLC FIG a NWP Enclosure