The URL can be used to link to this page

Home My WebLink About20160674E003 Bethany Corner 2023-03-30 TESC 118.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. 3/30/2023 Bethany Corner 20160674E003 118 LOCATION CITY MUNICIPALITY CSWGP 16451 111th Ave SE Renton Renton WAR307077 PREVIOUS SITE VISIT CLIENT/OWNER WEATHER 24 HOUR RAINFALL PAST WEEK RAINFALL 3/22/2023 Mark Seek (Tiger Mountain Homes) P/C, 40's 0.00" 0.10" 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 Some 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 Fair - some exposed soils 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 and yard landscaping 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) N/A WATER QUALITY SAMPLE TURBIDITY (NTU) pH OVERALL Yes 4.46 6.5 BMPs fair SAMPLE LOCATION AREAS OF CONCERN SE of site: 111th Ave swale outfall Exposed soils CORRECTIVE ACTIONS add straw or landscaping over exposed soils, clear sediment trackout PAST CORRECTIVE ACTIONS None 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. 3/30/2023 WAR307077 20130674E003 118 Sample Location Approximate Flow Turbidity NTU/Transparency pH Compliance 111th Ave Swale outfall 4.46 NTU 6.5 Yes ADDITIONAL COMMENTS: AESI was onsite for a weekly TESC visit. No discharge was observed at the time of visit. AESI took a water sample from the 111th Ave swale outfall. The turbidity of the water came back at 4.46 NTU. This is in compliance with the SWPP. AESI observed exposed soils and sediment trackout around the site. The contractor indicated they would work to resolve this issue.