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DWR_2726118
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DWR_2726118
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Last modified
8/22/2016 1:23:08 PM
Creation date
3/25/2015 9:45:01 AM
Metadata
Fields
Template:
Dam Safety
Document Date
1/23/2015
Document Type - Dam Safety
Report
Division
2
Dam ID
100469
Subject
UPPER EMERALD VALLEY RANCH DAM - FINAL DAM FAILURE FORENSIC INVESTIGATION REPORT
DWR Send/Recipient
JOHN HUNYADI, BILL McCORMICK - DSB
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92View of suspected low level outlet operator on D/S slope LEV <br />93View of left wall of LEV breach <br />94View of washed out drop inlet pipe below LEV breach <br />95View of erosion on downstream slope LEV <br />96View of Little Fountain Creek channel below LEV <br />97View of timber in right side of LEV breach, from crest facing upstream <br />98 View across LEV breach, from crest facing left <br />99View of left wall of LEV breach <br />100View of left wall of LEV breach <br />101View of upstream side LEV, right of breach <br />102Upstream basin of LEV, note suspected remnants of old steel low level pipe <br />103View of timber in right side of LEV breach <br />104 View of more erosion on downstream slope LEV <br />105View inside manhole on downstream slope <br />106View of upstream side of LEV, right of breach <br />107Surveying downstream slope, tying in manhole elevation <br />108View inside manhole on downstream slope <br />109View of suspected "foundation timbers", LEV <br />110View of right side of LEV Breach <br />111View of upstream slope/toe of LEV <br />112 View of right side of LEV breach, facing partially upstream <br />113Debris deposited by overtopping on downstream shoulder crest of LEV113Debris deposited by overtopping on downstream shoulder crest of LEV <br />114Surveying little fountain creek, downstream of LEV <br />115Right side of LEV breach <br />116Downstream slope of LEV <br />117Drop inlet pipe washed downstream of breach, LEV <br />118Drop inlet pipe washed downstream of breach, LEV <br />119View of downstream erosion, LEV, facing upstream <br />120Drop inlet pipe washed downstream of breach, LEV <br />121View of timber cutoff wall right side of LEV breach <br />122 View of timber cutoff wall right side of LEV breach <br />123View of timber cutoff wall right side of LEV breach <br />124View of timber cutoff wall right side of LEV breach <br />125View of timber cutoff wall right side of LEV breach <br />126View of timber cutoff wall right side of LEV breach <br />127View of timber cutoff wall right side of LEV breach <br />128 View of timber cutoff wall right side of LEV breach <br />129View of timber cutoff wall right side of LEV breach <br />130View of timber cutoff wall right side of LEV breach <br />131View of timber cutoff wall right side of LEV breach <br />132View of timber cutoff wall right side of LEV breach <br />133 Keeton Access Road, with LittleFountain Creek washed in due to bridge erosion <br />134Keeton RR Tie access road, right abutment washed out <br />135Keeton Access Road, with LittleFountain Creek washed in due to bridge erosion <br />136Keeton Access Road, with LittleFountain Creek washed in due to bridge erosion <br />137Debris in channel left overbank near outfall of Keeton Spillway Channel <br />138 Debris in channel left overbank near outfall of Keeton Spillway Channel
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