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Sedcad Notes: <br />. Laydown area at the southwest corner of the Haul Road -County Road 65 intersection. <br />Soils - Forelle loam, hydrologic soils group B, K = 0.28 per Table I-2 page II.I-18. <br />Structure #1 <br />CN = 62 Herbaceous -mixture of grass, weed, &low-growing brush the minor element - <br />good condition. Based on 03/14/2001 survey (73% ground cover, 27% baze <br />ground. This is following heary deer/elk winter use.) <br />C = 0.005 From RUSLE 1.06 <br />^ Time invariant <br />^ Veg. information based on (1) plant community & site potential <br />^ Desert grasslands <br />^ 7501b/ac annual production -dry basis (from NRCS). <br />^ 25% canopy cover. <br />^ 0.5' fall height <br />^ 17 yeazs since last disturbance <br />^ 1.0"roughness <br />^ 70% cover . Site inspected 03/14/01 showed 73%. <br />^ Land use - (8) disturbed fill, topsoil, no rock cover <br />• P = 0.521 From RUSLE 1.06 <br />^ Infrequent disturbance (it hasn't been disturbed in 17 yeazs). <br />^ Other mechanical disturbance <br />^ City code 6099 - Rangely <br />^ Equivalent slope 4% <br />^ Soil hydrologic class 2 <br />^ % cover: <br />1) at time of disturbance - 5% (for rock) <br />2) at consolidation - 70% for rock and vegetation. <br />^ Roughness (in): <br />1) at disturbance - 1.0 <br />2) at consolidation - 0.4 <br />^ # of yeazs to consolidation - 20 <br />^ # of years since last disturbance - 17 <br />L = 290 Measured <br />S = 3.95 Measured <br />Notes: No indication of runoff or sediment deposition. <br />Well established reclamation. <br />• <br />