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DAM NAME: San Luis Taiiinit Dam DATE OF REPORT: 0612111 <br /> TAILING DAM INSPECTION FORM <br /> ITEMS REQUIRING ACTION BY OWNER TO IMPROVE THE SAFETY OF THE DAM <br /> MAINTENANCE • MINOR REPAIR ! MONITORING <br /> El(1)PROVIDE ADDITIONAL EROSION PROTECTION To improve right groin repair area erosion control <br /> ❑(2)CLEAR BRUSH FROM <br /> 0(3)INITIATE RODENT CONTROL PROGRAM AND PROPERLY BACKFILL EXISTING HOLES <br /> 0(4)GRADE CREST TO A UNIFORM ELEVATION WITH DRAINAGE TO THE UPSTREAM SIOPE <br /> 0(5)PROVIDE SURFACE DRAINAGE FOR <br /> ❑(6)MONITOR _ — <br /> ❑(7)OTHER- <br /> -.1(8)OTHER Implementation of South Diversion Ditch Improvements per recent(2015-16)design will improve flood protection <br /> 0(9)OTHER. <br /> ENGINEERING• EMPLOY AN ENGINEER EXPERIENCED IN DESIGN AND CONSTRUCTION OF DAMS TO: <br /> (Plans and specifications to be approved by CDRMS prior to construction.) <br /> ❑(10)PREPARE PLANS AND SPECIFICATIONS FOR REHABILITATION OF THE DAM _ <br /> 0(11)PREPARE AS BUILT DRAWINGS OF: !� <br /> 0(12)PERFORM A GEOTECHNICAL INVESTIGATION TO EVALUATE THE STABILITY OF THE DAM• <br /> ❑(131 PERFORM A HYDROLOGIC STUDY TO DETERMINE REQUIRED SIZE OF FLOOD BYPASS/SPILLWAY _ <br /> ❑(14)PREPARE PLANS AND SPECIFICATIONS FOR AN ADEQUATE SPILLWAY _ <br /> 0(15)SET UP OR IMPROVE MONITORING SYSTEM- <br /> 0(16)OTHER: Implementation of South Diversion Ditch Imorovements per recent(201S-16)design will improve flood protection <br /> 0(17)OTHER <br /> Recommended schedule for upgrades/implementation of recommendations(please prioritize and note importance of each): <br /> 1) Right groin erosion protection: modify contour berms and rock-lined downdrains to prevent short-circuiting <br /> 2)South Diversion Ditch Improvements per engineered plans and specifications prepared Dec 2015 <br /> Attachments:Piezometer readings,Photo log <br /> I'd Photographs 0 Attachments <br /> ENGINEER'S INSTRUCTION: Instructed owner on the safety concerns with the structure and how to monitor and inspect the dam and <br /> appurtenant works in the interim period between the regulatory annual Inspections. 0 Yes 0 No <br /> Comment <br /> Professional Engineer's Signature 4 -- ' t_ Date. 6/21/2016 <br /> Reviewed by <br /> Owner/Owner's Representative <br /> Page 3 of 4 <br />