NAACC Stream Crossing Survey
Field Form Page 1 Crossing Data & Structure 1 Data ~ 80% of surveys
Field Form Pages 2, 3, 4 Additional Structure Data ~ 98% of crossings have 3 or fewer structures
Field Form Page 5 Shape & Dimension Reference
Field Form Highlights *** Crossing Data Crossing Code GPS Coordinates Bankfull Width / Constriction Photos xy °(N), °(W)
Field Form Highlights *** Crossing Data Crossing Code GPS Coordinates Bankfull Width / Constriction Photos
Field Form Highlights *** Structure Data Shape Outlet Grade Outlet Dimensions Physical Barriers
Dimension A, Structure Width Dimension B, Structure Height Dimension C, Substrate/Water Width Dimension D, Water Depth Dimension E, Abutment Height – ONLY for Type 7 Bridges! Outlet Drop to Water Surface Outlet Drop to Stream Bottom Field Form Highlights *** Structure Data Shape Outlet Grade Outlet Dimensions Physical Barriers
Outlet Drop to Water Surface Outlet Drop to Stream Bottom Field Form Highlights *** Structure Data Shape Outlet Grade Outlet Dimensions Physical Barriers
NAACC Stream Crossing Survey Questions ? Practice Anyone ?