TY - RPRT TI - Hydraulic survey and scour assessment of Bridge 524, Tanana River at Big Delta, Alaska AU - Thomas A. Heinrichs AU - Dustin E. Langley AU - Robert L. Burrows AU - Jeffrey S. Conaway PY - 2007 DO - 10.3133/sir20065282 UR - https://pubs.usgs.gov/publication/sir20065282 ID - sir20065282 ER -