Abbreviations used in National Bridge Scour Database

Abut   – abutment

Avg     – average

C         – degrees Celsius

cfs      – cubic feet per second

deg     – degrees

DS      – downstream

dy       – day

ft          – feet

ft/s      – feet per second

mm     – millimeters

mo      – month

SP       – specific gravity

sq mi – square miles

US      – upstream

Vel      – velocity

yr        – year