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022309 & 102609 Ray Residence Remodel.pdfAssociated Earth Sciences, Inc. 911 Fifth Avenue, Suite 100 Kirkland, Washington 98033 425-827-7701 FAX 827-5424 Kyle and Juliann Ray 702 - 4"' Avenue South Edmonds, WA 98020 ATTN: Kyle Ray AS REQUESTED BY Scott Hoover THE FOLLOWING WAS NOTED: Permit No. BLD2008-037 Page I of 1 Date I Project Name Project No. 2-23-09 Ray Residence KE050550B Location Weather 15625 75`x' Place W Cloudy, 40's Municipality Report Number City of Edmonds 7 Engineer/Architect Donna Breske / Hanson Design Client/Owner Kyle and Juliann Ra General Contractor/Superintendent Hoover Premier Homes / Scott Hoover Grading Contractor/Superintendent Buchanan Land Construction / Duncan Buchanan AESI was onsite today to observe footing drain installation and to perform a TESC inspection. Footing Drain Installation: Since our previous site visit, the perimeter stem wall and the interior grid footings had been placed. Using a steel soil probe, the crushed rock over soil subgrade was penetrated approximately 1-2 inches under full body weight and it is our opinion that the footing subgrades are suitable for support at the design bearing capacity of 2,000 pounds per square foot. Buchanan Land Construction had installed footing drain pipe along the east, north and west side of the building. The footing drain had been backfilled along the west side, but was exposed along the north and east. A 4" perforated PVC pipe had been set at the base of the footing. At the northwest corner, the pipe had been set, it was bedded in washed rock to approximately 1 foot over the top of the pipe and filter fabric was placed over the washed rock. In our opinion, the footing drains that were observed today had been installed properly and where they were in progress, the steps taken so far were in accordance with the plans and our drainage recommendations. Based on a later conversation with Eric Lim (AESI), it is our opinion that on the east side of the house, the upper footing drain and drain rock on the north half of the house should be capped at the transition to the lower footing drain and should not be connected to the lower footing drain that serves the southern portion. Subgrade Observations: Since our last visit, the perimeter stem walls and interior footings had been placed in the northern portion of the house. While onsite, we spoke with Duncan Buchanan (Buchanan Land Construction). He asked about fill inside the crawlspace. We told him that compacted soil would be suitable for foundation backfill and the soil should be placed up to the top of the spread footings. TESC Inspection: While onsite we observed the condition of the site BMP's. Buchanan Land Construction was hauling off excess soil; loading dump trucks with soil. The construction entrance was covered with quarry spalls and there was no sediment track -out or runoff from the site. The adjacent catch basins had filter inserts and were not in need of maintenance. The interceptor swale along the east edge of the lot was in place and appeared to be working. The temporary Lock -Block shoring wall along the north side of the excavation was in place and there were no observed signs of caving or sloughing. Based on the field conditions observed, it is our opinion that the BMPs currently in place are perfonning properly and no additional erosion control measures are required at the time. AESI will return to observe subgrade conditions and construction progress at the request of Scott Hoover and to perform weekly TESC inspections. COPIES TO: City, Hoover, Hanson, Breske, file J FIELD REP,: �� I'- �rew Glandon, PEG, CPESC ,. DATE PRINCIPAL / PM: n , Aaron McMichael, PE, PEG MAILED: FEB 2 7200 Associated Earth Sciences, Inc. r 911 Fifth Avenue, Suite 100 Kirkland, Washington 98033 425-827-7701 FAX 827-5424 TO: Kyle and Juliann Ray 702 - 4"' Avenue South Edmonds, WA 98020 ATTN: Kyle Ray AS REQUESTED BY Scott Hoover THE FOL,L,OWING WAS NOTED: Permit No. BLD2008-037 Page I of 1 Date I Project Name Project No. 10/24/09 Ray Residence KE050550B Location Weather 15625 75`x' Place W Overcast, 60s F Municipality Report Number City of Edmonds 8 Engineer/Architect Donna Breske / Hanson Desi n Client/Owner Kyle and Juliann Ra General Contractor/Superintendent Hoover Premier Homes / Scott Hoover Grading Contractor/Superintendent Buchanan Land Construction / Duncan Buchanan We visited the site to observe final site conditions prior to occupancy and address City staff comments regarding the rockery along the south side of the driveway. On arrival, we observed that the exterior house construction was complete and that landscaping in the front yard was complete. The landscaping in the rear yard was nearly complete with sod being installed during our visit. We observed the rockery along the south side of the driveway. We measured the rockery to be approximately 12'8" long and approximately 3'10" in maximum height. The rockery extended west from the north foundation wall of the house and tapered down in height to match grade in the front yard. It appears that the rockery was necessary since a slope would have placed soil against the finished wood siding of the house. Mr. Hoover informed us that 2 rows of Lock -Blocks were left in-place along the south edge of the driveway and are directly behind the rockery. We hand -probed between the rockery stones and felt a block where we could penetrate the crushed rock backfill. In our opinion, the Lock -Blocks are alleviating surcharge on the rockery, and the short retaining structure is suitable for support of the driveway and anticipated vehicle loads. COPIES TO: City, Hoover, Hanson, Breske, file FIELD REP.: Eric Lim, PE DATE MAILED: PRINCIPAL / PM: Aaron McMichael, PE, PEG