Bridge replacement project. The results for a 2 yr and 100 yr discharge are 0.1 ft apart. 450 cfs compared to 1200 cfs. How reasonable can this be? The water does overtop the road in a sag. Any hec-ras users out there?
Gentlemen:
The site being developed has a rock buttress on sound bedrock which is retaining a public road. Just below I am making geotechnical recommendations for construction of a home. What objections should I have to applying topsoil over the buttress (for landscaping). Any? I am...