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8503 0 100 200 300 400 500 600 700 800 900 1000 1100 STATIONING, IN FEET FIGURE 61.-Fall River crOBS section at river mile 5.36. 8514 Left bank 8512 8511.421HWMI 0 Right bank 8510.7 level 8510.2 8510 240 Ju, 15. 1982 1117 8509.4 1115 8508.47IHWM) 8508 n = 0.080 n=O.045 1112 ~ 8505.9 8506 EXPLANATION 867 1085 ~ Water level 8504,97 . GROUND POINT 948 August 13, 1085 8507.1 ELEVATION 8504.81 1982 Brush 8504 867 94il STATION Dense brush MANNING'S ROUGHNESS 6503.1 n To85 COEFFICIENT 8502 HWM HIGH WATER MARK 8501.0 948 6500 1200 0 100 200 300 400 500 600 700 800 900 1000 1100 1300 STATIONING, IN FEET FIGURE 62,-Fall River cross section at river mile 5.78. 72 8519 8518.8 ~ 8517 9515 :::; w > w ~ '" ~ 8513 z '" w .;; lu 8511 w ~ ;;; z o 8509.6 ~ 8509--as > w ~ w 8506.60 75 8507 8504.9 8505 75' :::; w > w ~ '" w U> Z '" w ~ w I- '" ~ x o a: .. .. ~ I- w w ~ ;;; z o f' '" > w ~ w LAWN LAKE DAM AND CASCADE LAKE DAM FAILURES, COLORADO EXPLANATION Left bank . GROUND POINT 8510.9 ELEVATION 45 STATION n MANNING'S ROUGHNESS COEFFICIENT HWM HIGH WATER MARK Right bank 6513.961HWMI 28 n 0.060 !. In 0.045 I I Water level July 15 , 1982 n 0.080 8508.7 216 Brush 6501.90 100 Water level July 20, 1983 Dense brush and debris 8504.9 ---,00 Silt Rough banks