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WE&S Soil Exploration Report (2).pdfWESTERN ENGINEERS & SURVEYORS SURVEYORS • ENGINEERS • LAND USE CONSULTANTS 9740 Evergreen Way • Everett, WA 98204 P: (425) 356-2700 F: (425) 356-2708 W: WESI.CO SOIL EXPLORATION REPORT For Ta Short Plat 8616 —196TH STREET SW EDMONDS, WASHINGTON City of Edmonds Project # PLN20180038 Issue Date: July 31, 2019 Revision Date: PREPARED BY: TIMOTHY SARKELA, P.E. REVIEWED BY: JESSE JARRELL, P.E. v7-31-"I AUG 012019 i ENI SERVICES COUNTER CLIENT(S): DUNG "JOE" TA & WESTERN ENGINEERS, INC. HOA PHAN Job No. 17-1684-A 8616 196TH STREET SW EDMONDS, WA 98026 Ta — 2 Lot S.P. SOIL LOG INFO. Soil log investigation provided by Timothy Sarkela, E.I.T. of WESI on March 26, 2018. Weather: Cloudy with a temperature around 50°F. Soil Log Info: Soil Log 1 — Northeast Corner of Site 0"-12": Silty Loam w/ Organics @12": Very Dense Silty Loam (Glacial Till) Soil Log 2 — Southwest Corner of Site 0"-24": Silty Loam w/ Organics @ 24": Very Dense Silty Loam (Glacial Till) No ground water present in soil logs during excavation USDA SOIL MAP Sn.homb1, county.—, Wuhlnplan (wA—) Snohomish County Area, Washington 00 (WA661) N.P Acre, perc.nt Unit M.p Unn N.m. Fn 0 AOI cymb.l A- 5 Alderwood-Urban 0.7 100.09/. land complex, 2 to 0 percent slopes Totals for Area of 0.7 100.0% Interest WESIO PROJECT:17-1684-A Ta - 2 Lot S.P. USDA SOIL MAP LEGEND 5—Alderwood-Urban land complex, 2 to 8 percent slopes Map Unit Setting National map unit symbol: 2hz9 • Elevation: 50 to 800 feet • Mean annual precipitation: 25 to 60 inches • Mean annual air temperature: 48 to 52 degrees F Frost -free period: 180 to 220 days • Farmland classification: Not prime farmland Map Unit Composition • Alderwood and similar soils: 60 percent • Urban land: 25 percent • Minor components: 6 percent • Estimates are based on observations, descriptions, and transects of the mapunit. Description of Alderwood Setting • Landform: Till plains • Parent material: Basal till Typical profile • HI - 0 to 7 inches: gravelly ashy sandy loam • H2 - 7 to 35 inches: very gravelly ashy sandy loam • H3 - 35 to 60 inches: gravelly sandy loam Properties and qualities • Slope: 2 to 8 percent • Depth to restrictive feature: 20 to 40 inches to densic material • Natural drainage class: Moderately well drained • Capacity of the most limiting layer to transmit water (Ksat): Very low to moderately low (0.00 to 0.06 in/hr) • Depth to water table: About 18 to 36 inches • Frequency of flooding: None • Frequency of ponding: None • Available water storage in profile: Low (about 3.0 inches) Interpretive groups • Land capability classification (irrigated): None specified • Land capability classification (nonirrigated): 4s • Hydrologic Soil Group: B • Other vegetative classification: Limited Depth Soils (G002XN302WA) Minor Components Mckenna • Percent of map unit: 2 percent • Landform: Depressions Norma • Percent of map unit: 2 percent • Landform: Depressions Terric medisaprists • Percent of map unit: 2 percent • Landform: Depressions WESI© PROJECT:17-1684-A