TY - RPRT TI - Physical modeling of river spanning rock structures: Evaluating interstitial flow, local hydraulics, downstream scour development, and structure stability AU - K.L. Collins AU - C.I. Thornton AU - B. Mefford AU - C. L. Holmquist-Johnson PY - 2012 DO - 10.1061/41036(342)345 UR - https://pubs.usgs.gov/publication/70037096 ID - 70037096 ER -