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Animas Glacier Gravel Pit M- 2011 -028 <br />Stormwater Containment & Retention <br />Pond <br />N - 30' - -►� <br />Slope: Hl- 1/2:V1 <br />10, <br />l ,.... <br />.................. O.G. <br />Isolation Berm Section <br />Figure A (design - typical) <br />Notes: 1. Berm constructed in 8 -10" lifts and keyed in at each lift and at original ground level (O.G.) <br />2. Earthmovers (scrapers), a dozer and grader were used in this construction providing substantial <br />compaction of fill materials with placement and grading of each lift <br />3. Small to medium sized boulders in place at the toe of the berm <br />The following figure depicts a cross - sectional view of the berm at the maximum dimensions <br />measured; the slope shown is the mean of 5 measurements: <br />10' <br />39' 01 <br />Slope: H1.7:V1 <br />.................... ... .... ".... \....... ...... O.G. <br />Isolation Berm Section <br />Figure B (as- built) <br />2 <br />