![]() ![]() Wall Height H 20 ft Backslope b 00 Batter w RFcreep x RFdurability x RFinstallation damage FS Long Term Design Strength Tal Tult/(RF) RF Of longitudinal bars x As, As - bar section area Tmax FS 0.55 for strip or 0.48 for grid A0 No Long Term Allowable Strength Ta FS x A0 x fy ? Variation of Internal Pressure Ratio with Depth Eccentricity at base e ? L/6 in soil e ? L/4Įxternal Stability - Force Diagram (Static)Ĭoefficient of External Active Earth Pressureįooting width, L-2e and no embedment effectĬoefficient of Internal Active Earth Pressure.Extensible - geosynthetic reinforcement.Inextensible - metal reinforcement (steel strips.This presentation will focus on FHWA DEMO 82 SRWall - NCMA Segmental Retaining Wall Software.NCMA - National Concrete Masonry Association.Demonstration Project 82 Manual (1997)/AASHTO. ![]() FHWA Demo 82 - Federal Highway Administration.Jie Han, Ph.D., PE The University of Kansas Title: Design of Mechanically Stabilized Earth Wallsĭesign of Mechanically Stabilized Earth Walls ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |