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Explore advanced hydrotechnical considerations, including pier scour inspection, RPW inspection, and case studies. Learn about channel capacity, historic highwater data, runoff potential, and more. Dive into guidelines for designing channels and managing erosion. Discover real-world examples like the McLeod River case study near Peers Hwy 32.
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Overview • Hydrotechnical Review • Pier Scour Inspection • RPW Inspection • Case Study
Hydrotechnical Review • Area • Shape • Slope • Channel • Storage • Density • Vegetation • Soil Type • Initial Moisture
Hydrotechnical Design Guidelines : • Channel Capacity • Historic Highwater Data • Drift, debris • Scars, erosion • Locals, photos • Runoff Potential
A Q Water Surface V = Q A Y Thalweg
Bridge Culvert
Flow Parallel to Pier Flow on Skew to Pier
Dam Aggradation Degradation QsD50 ~ QS
High 1 2 3a Relative Stability 3b 4 Low 5 Relative Stability Low High
Spurs Guidebank Dyke RPW Inspection Embankment Spurs
1 2 Typical Rock Riprap Section
1951 1972 1989 2008
Case Study BF78104 McLeod River near Peers Hwy 32