Photo: Beau D.Tipsters Beau D. and Kapil K. report that a river of brown water has flooded Gough Street at Page, presumably from a water main busted by nearby construction crews. Expect delays as traffic on Gough is down to one lane.San Francisco/ Hayes Valley-Transportation & InfrastructureTransportation & Infrastructure in ...All CitiesSan FranciscoHayes Valley