“cHECK-RAS” means the program developed by FEMA to verify the validity of an assortment of parameters found in the U.S. Army Corps of Engineers (USACE) HEC-RAS hydraulic modeling program, which can be downloaded for free at https://www.fema.gov/check-ras-hec-ras-validation-tool.

Source. #9343, eff 1-1-09; ss by #12342, eff 8-15-17 (formerly Env-Wq 1502.09); ss by #14472, eff 1-19-26, EXPIRES: 1-19-36 (formerly Env-Wq 1502.11)