HEC RAS Lesson 44 - Geometric Data - Lids and Obstructions

Modeling Pressurized Pipe Flow with XS and Lids (HEC RAS User's Manual) https://www.hec.usace.army.mil/conflu... Pressurized Pipe Flow (HEC RAS Hydraulic Reference Manual) https://www.hec.usace.army.mil/conflu...