Charles River Bridge progress on pier foundation #10 Charles River Bridge foundation Pier #4 looking s. Charles River Bridge foundation Pier #4 excavation to grade pile heads Looking northerly from near pier #4 Looking southerly form near pier #4 Pier #3 Pier #3 Charles River Bridge excavation for Pier 10 Charles River Bridge excavation for Pier 10 Charles River Bridge looking down into #10 Excavation for pier #9 Charles river Bridge Charles River Bridge foundation Pier #3 Charles River Bridge looking southerly Pier 4 Charles River Bridge looking w. over Pier #3 Charles River Bridge looking s. across #3 Looking n. across foundation #9 Looking down into foundation #10 Charles River Bridge Foundation #3 Charles River Bridge Foundation #3 Charles River Bridge Foundation #4 Charles River Bridge Foundation #9 Charles River Bridge progress on pier 3 looking northerly Charles River Bridge progress on pier 4 Charles River Bridge, foundation 3, looking n. Charles River Bridge, progress on foundation 4 looking northerly Charles River Bridge, progress on foundation 4 looking s. Charles River Bridge, progress on foundation 9 laying concrete in farther end Charles River Bridge, progress on pier foundation 4 Charles River Bridge, concreting on Pier #3 Charles River Bridge, progress on masonry Charles River Bridge, general view toward Boston Charles River Bridge Charles River Bridge general view Charles River Bridge laying stone work in pier 9 Charles River Bridge progress on foundation #10 Charles River Bridge progress on foundation #10 Charles River Bridge progress on foundation #8 Charles River Bridge progress on foundation #3 Charles River Bridge general progress Charles River Bridge progress on 8+9+10 Charles River Bridge progress Charles River Bridge progression Charles River Bridge Charles River Bridge Charles River Bridge, looking across River from Boston Shore Charles River Bridge Charles River Bridge Pier #9 general view looking s.e. Charles River Bridge Pier #2 layiing 2nd corse of stone Charles River Bridge Pier 2+3 Washington Street Line (WD)