WAYNE KINNEYS REALLY TALL ENGINEERED ROCKED RIFFLES ERR
- Slides: 14
WAYNE KINNEY’S REALLY TALL ENGINEERED ROCKED RIFFLES (ERR) CASE STUDY: ERR #12, WHICH IS A 4. 7 FT TALL STRUCTURE
STABILIZE HEADCUTS FIRST, THEN WORRY ABOUT BANK INSTABILITY SECOND
Mini case study: 1 of 10 DESIGN & CONSTRUCTION OVERSIGHT BY WAYNE KINNEY, PREZ, MIDWEST STREAMS, INC. OAKDALE, IL.
A 4. 7 ft tall ERR, Big Creek, Union County, IL. {rural, sand-gravel, poolriffle-pool, meandering, incised} Designed by Wayne Kinney Looking DS at the 4. 7 ft tall Engineered Rocked Riffle in the proper location in the crossing between two bends Mini case study: 2 of 10 Photo by Derrick 2/7/2007
Pool ERR Bank protection Key Glide Key Bank protection Pool
A 4. 7 ft tall ERR, Big Creek, Union County, IL. Designed by Wayne Kinney Mini case study: 3 of 10 Photo by Derrick 2/7/2007 Looking at the key, flow right to left. US ERR slope is angle of repose, DS ERR slope is 20 to 1.
A 4. 7 ft tall ERR, Big Creek, Union County, IL. Designed by Wayne Kinney Mini case study: 4 of 10 Key is dug 3 ft deep into substrate & up each bank. Stone is IL-DOT RR 5 -wellgraded stone with a top size of 400 pounds. Photo by Derrick 2/7/2007
A 4. 7 ft tall ERR, Big Creek, Union County, IL. Designed by Wayne Kinney Looking DS. Uniform 20 to 1 slope, roughness dissipates energy & assists in fish passage. Mini case study: 5 of 10 Photo by Derrick 2/7/2007
A 4. 7 ft tall ERR, Big Creek, Union County, IL. Designed by Wayne Kinney Mini case study: 6 of 10 Photo by Derrick 2/7/2007 Flood flow crested 5 ft above banks (30 ft over the crest of the ERR) with no damage
A 4. 7 ft tall ERR, Big Creek, Union County, IL. Designed by Wayne Kinney Looking US at the 4. 7 ft tall Engineered Rocked Riffle Mini case study: 7 of 10 Photo by Derrick 2/7/2007
A 4. 7 ft tall ERR, Big Creek, Union County, IL. Designed by Wayne Kinney Mini case study: 8 of 10 Photo by Derrick 2/7/2007
Mini case study: 9 of 10 Looking US. A thing of beauty!! Stone was track-walked to increase stability Photo by Derrick 2/7/2007
A 4. 7 ft tall ERR, Big Creek, Union County, IL. Designed by Wayne Kinney Looking US, note riprap bank protection. Mini case study: 10 of 10 Photo by Derrick 2/7/2007
This Power. Point presentation was developed & built by Dave Derrick. Any questions or comments, call my personal cell @ 601 -218 -7717, or email @ d_derrick@r 2 d-eng. com Enjoy the information!!
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