BROWN DUCK LAKE and DAM
Stabilization and HAER Photos

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02-Brown Duck Lake Stabilization, UCC crew that assisted work 03-Brown Duck Lake Stabilization, crew gathers rock for gabions 04-Brown Duck Lake Stabilizatoin, skid steer begins cutting breach through Dam after riprap was removed 05-Brown Duck Lake Stabilization, view of breach completed prior to placing cut-off walls and riprap 06-Brown Duck Lake Stabilization, installing gabion baskets at downstream cut-off wall
02-Brown Duck Lake Stabilization, UCC crew that assisted work.jpg 03-Brown Duck Lake Stabilization, crew gathers rock for gabions.jpg 04-Brown Duck Lake Stabilizatoin, skid steer begins cutting breach through Dam after riprap was removed.jpg 05-Brown Duck Lake Stabilization, view of breach completed prior to placing cut-off walls and riprap.jpg 06-Brown Duck Lake Stabilization, installing gabion baskets at downstream cut-off wall.jpg
07-Brown Duck Lake Stabilization, installing a middle cut-off wall 08-Brown Duck Lake Stabilization, logs removed from shoreline are burned to create heat to crack the concrete, crews breakup materials with hand tools 09-Brown Duck Lake Stabilization, placing riprap in new channel 10-Brown Duck Lake Stabilization, fines are washed down to fill voids in bottom of rock riprap channel 11-Brown Duck Lake Stabilization, demolition of inlet structure using stinger attached to trackhoe
07-Brown Duck Lake Stabilization, installing a middle cut-off wall.jpg 08-Brown Duck Lake Stabilization, logs removed from shoreline are burned to create heat to crack the concrete, crews breakup materials with hand tools.jpg 09-Brown Duck Lake Stabilization, placing riprap in new channel.jpg 10-Brown Duck Lake Stabilization, fines are washed down to fill voids in bottom of rock riprap channel.jpg 11-Brown Duck Lake Stabilization, demolition of inlet structure using stinger attached to trackhoe.jpg
12-Brown Duck Lake Stabilization, gabion basket installed at each end of outlet pipe to be filled with rock and grout 13-Brown Duck Lake Stabilization, grouted outlet pipe with sand filter at downstream end 14-Brown Duck Lake Stabilization, looking upstream to completed breach channel 15-Brown Duck Lake Stabilization, equipment and supplies bundled for fly-out Brown Duck Lake Dam field photos (15)
12-Brown Duck Lake Stabilization, gabion basket installed at each end of outlet pipe to be filled with rock and grout.jpg 13-Brown Duck Lake Stabilization, grouted outlet pipe with sand filter at downstream end.jpg 14-Brown Duck Lake Stabilization, looking upstream to completed breach channel.jpg 15-Brown Duck Lake Stabilization, equipment and supplies bundled for fly-out.jpg Brown Duck Lake Dam field photos (15).jpg
Brown Duck Lake before stabilization Brown Duck Lake field photos (10) Brown Duck Lake field photos (11) Brown Duck Lake field photos (12) Brown Duck Lake field photos (15)
Brown Duck Lake before stabilization.jpg Brown Duck Lake field photos (10).jpg Brown Duck Lake field photos (11).jpg Brown Duck Lake field photos (12).jpg Brown Duck Lake field photos (15).jpg
Brown Duck Lake field photos (16) Brown Duck Lake field photos (17) Brown Duck Lake field photos (20) Brown Duck Lake field photos (21) Brown Duck Lake field photos (4)
Brown Duck Lake field photos (16).jpg Brown Duck Lake field photos (17).jpg Brown Duck Lake field photos (20).jpg Brown Duck Lake field photos (21).jpg Brown Duck Lake field photos (4).jpg
Brown Duck Lake field photos (6) Brown Duck Lake field photos (7) Brown Duck Lake field photos (8) Brown Duck Lake field photos (9) Brown Duck Lake outlet control photos (1)
Brown Duck Lake field photos (6).jpg Brown Duck Lake field photos (7).jpg Brown Duck Lake field photos (8).jpg Brown Duck Lake field photos (9).jpg Brown Duck Lake outlet control photos (1).jpg
HAER photo of Brown Duck Lake looking southwest, July 1984 HAER photo of Brown Duck Lake looking west, July 1985 HAER photo of crest and upstream face of Dam, looking south, July 1985 HAER photo of downstream face and dam and outlet channel, looking east, July 1985 HAER photo of downstream outlet pipe and collar, looking west, July 1985
HAER photo of Brown Duck Lake looking southwest, July 1984.jpg HAER photo of Brown Duck Lake looking west, July 1985.jpg HAER photo of crest and upstream face of Dam, looking south, July 1985.jpg HAER photo of downstream face and dam and outlet channel, looking east, July 1985.jpg HAER photo of downstream outlet pipe and collar, looking west, July 1985.jpg
HAER photo of inclined outlet gate wheel and stem, looking northwest, July 1985        
HAER photo of inclined outlet gate wheel and stem, looking northwest, July 1985.jpg