HY-8

• Distribution Memo 03/20/2007
• The Quick Start guide is intended to provide essential information for installing and running the new Windows based version of the HY-8 culvert hydraulic analysis and design program.
• Download HY-8

FHWA is currently incorporating Energy Dissipator, Hydraulic Jump, Broken Band and other features into HY-8. These are anticipated to be released in late spring 2008. For those wishing to use an energy dissipator program please download and install the old DOS version of HY-8. that includes and energy dissipator module.

HY-8 Archive

• FHWA Culvert Analysis (Version 6.2)