Browse Items (40 total)

View from the sky of the nearly finished Vallecito Dam, north of Bayfield, Colorado.

"Looking downstream in spillway channel from right side at station 8+10. Dragline is placing concrete in wall footing."

"Looking toward left abutment from right side of temporary diversion channel (135 feet upstream from axis at station 25+50). Placing compacted embankment in diversion channel in right foreground. Temporary cofferdam at left foreground."

"Looking along axis toward left abutment from right bank of spillway (Photographic Point No. 1) Average elevation of fill - 7660. Refer to Pine R-385."

"Looking along axis toward right abutment from station 0+00, (Photographic point No. 3). Average elevation of embankment in foreground is 7672. Refer to Pine R-383."