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Home My WebLink About7945.05 S 2026 0107 Geotechnical Engineering Environmental Services Earthwork Observation & Testing CESCL & Stormwater Services REDMOND 425-449-4704 PASCO 509-905-0275 SILVERDALE 360-722-5081 esnw.com FIELD REPORT Project No. 7945.05 Page 1 of 3 Report ID 7945.05 S 2026 0107 Date Wed 1/7/2026 Weather Cloudy, 39°F Arrival/Departure Time(s) 9:00 AM – 10:00 AM Travel Time (hr) 0.75 Project Name Lakeview Terrace Location 4130 Lincoln Ave NE, Renton ESNW Rep., CESCL No., Phone No. & Report Statement Hannah Huntington | ECO-3-1292408 | 206.496.2281 “This report is true, accurate, and complete to the best of my knowledge and belief.” Client Info/Contact Century Communities | Brian Monahan Permit No(s). WAR311273 Reviewed By JB Initials/Date N/A Field Supervisor Project Manager Initials/Date Limitations: The presence of our field representative at the site is to provide our client with a source of professional advice, opinions, and recommendations based upon the field representative’s observations and testing of the contractor’s work. Our services do not include supervision or direction of the contractor, their employees, or agents. Geotechnical recommendations for obtaining project objectives may be made by our representatives; however, direction of the actual work should come from the owner or contractor, as appropriate. The contractor is responsible for complying with the contract documents at all times, regardless of the presence of our field representative. Jobsite safety, including compliance with all applicable state or federal regulations, is the sole responsibility of the contractor. The observations, recommendations, and conclusions provided in this field report are preliminary until reviewed by the ESNW project manager. Type of visit:  Daily  Weekly  Monthly  Other Precipitation since last inspection (approximate): 2.49 inches Precipitation in last 24 hours (approximate): 0.49 inches Phase of active construction (check all that apply):  Pre-construction  Clearing, demolition, or grading  Infrastructure or roads  Concrete handling  Vertical construction  Utilities  Off-site improvements  Site temporarily stabilized  Final stabilization Was water quality sampling part of this inspection?  Yes  No If “Yes”: • Record results in the table below. • Hanna Turbidity Meter No. 021 | pH Meter No. 021 Monitoring Point Monitoring Location Turbidity (NTU) pH Description of Discharge Notes MP1 Beehive on Lincoln Ave NE 24.22 7.2 Some plant debris Discharge from vault to beehive along Lincoln Ave. MP2 Sheet flow at low point N/A N/A N/A Sheet runoff at low point near site entrance. No discharge at time of visit. 5 'M N' 3$ i 9 5 '$ esn w.com *HRWHFKQLFDO(QJLQHHULQJ (QYLURQPHQW DO6HUYLFHV (DUWKZRUN2EVHUYDWLRQ 7HVWLQJ &(6&/ 6WRUPZDWHU6HUYLFHV Report ID 7945.05 S 2026 0107 Page 2 of 3 Erosion Control BMPs (13 Elements) Overall Condition (Good; Fair; Poor) Needs Repair? (Yes; No) Comments 1. Preserve Vegetation; Mark Clearing Limits • Buffer zones around sensitive areas • Fence G N -Wall in at NE perimeter of site. -High visibility fencing at top of cut areas. 2. Establish Construction Access • Fabric; quarry spalls • Wheel wash • Sweeper truck G N -Paved construction entrance off of Lincoln Ave NE. -Streets observed to be relatively clean. 3. Control Flow Rates • Stormwater vault; facility • Straw wattles • Check dams G N -Stormwater vaults at NW corner of site are un- plugged. -Sandbags and silt fencing at key locations on site to control water flow on site roadways. -Straw wattles along roadways throughout site. 4. Install Sediment Controls • Silt fence • Vegetation • Sediment ponds; traps • Treatment G N -Silt fencing along roadway near active construction area. -Curbs throughout site; on-site roads paved with base lift. 5. Stabilize Soils • Nets and blankets • Mulch; bark; rock • Vegetation • Plastic covering • Water truck F Y -Lots 1 to 6 and 25 to 35 are final stabilized. -Vault and open spaces are final stabilized. -Piles on-site appear actively worked or covered with plastic and secured with sandbags. -Some exposed soil around active lots; stabilize exposed soil with straw. 6. Protect Slopes • Benching; track-walking • Pipe slope drains • Plastic covering G N -Slopes are hydroseeded, actively worked, or covered in plastic. 7. Protect Drain Inlets • Catch basin inserts G N -Catch basins inserts along site roads near active construction area. 8. Stabilize Channels and Outlets • Channel lining • Check dams • Outlet protection - - N/A 9. Control Pollutants • Chemical storage area covered • Concrete handling G N -Concrete washout lined with plastic and Eco-Pans on lot 41. 10. Control Dewatering G N -Vaults are installed and complete, discharge is monitored weekly at MP1. 11. Maintain BMPs F Y -See details below. 12. Maintain SWPPP & Site Logbook G N -Available upon request. 13. Protect Low-Impact Development (LID BMPs) • Bioretention rain garden facilities • Permeable pavement - - N/A Do existing BMPs need to be modified or removed, or do other BMPs need to be installed?  Yes  No List the action items in the table below: Element # Description and Location Action Required Completion Date 5 Some exposed soil around active lots Stabilize exposed soil with straw Report ID 7945.05 S 2026 0107 Page 3 of 3 BMP LEGEND CATCH BASIN INSERT CONCRETE WASHOUT FINAL STABILIZED GRAVEL HIGH VISIBILITY FENCE HYDROSEED JOB SHACK MONITORING POINT PLASTIC COVERING SANDBAG SILT FENCE STABILIZED CONSTRUCTION ACCESS STOCKPILE STORMWATER VAULT STRAW VERTICAL CONSTRUCTION WATTLE MP1 Stabilize exposed soil with straw MP2