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HomeMy WebLinkAbout20160674E003 Bethany Corner 2022-11-01 TESC 097.pdf www.aesgeo.com This document is considered DRAFT until reviewed and initialed by an AESI Project Manager Temporary Erosion and Sediment Control Monitoring DATE PROJECT NAME AESI PROJECT NO. TESC REPORT NO. 11/01/2022 Bethany Corner 20160674E003 097 LOCATION CITY MUNICIPALITY CSWGP 16451 111th Ave SE Renton Renton WAR307077 PREVIOUS SITE VISIT CLIENT/OWNER WEATHER 24 HOUR RAINFALL PAST WEEK RAINFALL 10/25/2022 Mark Seek (Tiger Mountain Homes) Rain, 50's 0.44" 0.44" AESI FIELD REP Catherine Ikeda AESI PROJECT MANAGER Matthew A. Miller, P.E. Catherine Ikeda QUALITY/CONDITION (SEE SWPPP FOR BMP LOCATIONS) CONSTRUCTION ENTRANCE SITE RESTRICTED ACCESS Asphalt pavement No WHEEL WASH SEDIMENT TRACK OUT N/A Trace sediment trackout ROADWAY SURFACE CATCH BASIN Asphalt silt socks installed, along 165th St LIMITS BUFFER AREA STABILIZATION Silt fence Landscaping grass, bark SILT FENCING CONCRETE WORK (Sidewalks, curbing, foundation) Installed along N, S, and W perimeter None observed COVER MEARSURES OVERALL STRAW Exposed soils on lot N/A PLASTIC SHEETING HYDROSEED N/A Sidewalk planters CONVEYENCE CHANNEL CHECK DAMS N/A N/A STOCKPILE COVER PIPE SLOPE DRAINS N/A N/A LEVEL SPREADER LANDSCAPE/MULCH South side of site Sidewalk planters SEDIMENT POND TRAP SEDIMENT POND INLET/OUTLET Detention vault N/A SEDIMENT POND SIDE SLOPES SURFACE WATER OBSERVATION (Creek, Wetland, or Lake) (Clear, Turbid, Sheen) Concrete (detention vault) Clear puddles WATER QUALITY SAMPLE TURBIDITY (NTU) pH OVERALL Yes 25 7.0 BMPs adequate SAMPLE LOCATION AREAS OF CONCERN SE of site: 111th Ave swale outfall Repair silt fence and install additional silt socks in CBs CORRECTIVE ACTIONS Repair silt fence PAST CORRECTIVE ACTIONS Silt fence Is this site in compliance with the terms and conditions of the SWPP and CSWGP discharge Permit? Yes www.aesgeo.com TESC REPORT DATE CSWGP PROJECT NO. TESC REPORT NO. 11/01/2022 WAR307077 20130674E003 097 Sample Location Approximate Flow Turbidity NTU/Transparency pH Compliance SE of site: 111th Ave swale outfall 25 7.0 yes ADDITIONAL COMMENTS: No sediment was observed leaving the site. AESI took a water sample from the swale SE of the site. The turbidity and pH of the sample were 25 NTU and 7.0, this is in compliance with the SWPP. While onsite, AESI observed some silt fencing knocked down. AESI notified the client and recommended repairing the silt fencing around the perimeter of the site and adding additional silt socks in the catch basins off of 111th Ave.