Vallecito Reservoir, Colorado
Showing
81 - 100
of 439
, query time: 0.01s
Format:
Image
Damsite after stripping - Looking along axis of dam toward left abutment from centerline of spillway. (Photographic point No. 1). Double line of stakes seen in foreground are slope stakes for outlet conduit excavation.
Format:
Image
View of dam looking downstream from a point on left side of reservoir, approximately 1/4 mile upstream.
Format:
Image
Looking along axis toward left abutment from centerline of spillway. (Photographic point No. 1). Excavation in foreground is for cut-off trench at right abutment. Large stakes define different sections of the embankment.
Format:
Image
View of dam looking downstream from a point on left side of reservoir, approximately 1/4 mile upstream.
Format:
Image
View of hand-tamping operations around outlet conduit, taken fro the top of the left bank opposite outlet works station 8+85. Note embankment cut-off wall in left background.
Format:
Image
Close-up of hand-tamping operations in backfilling along the outlet conduit from works station 9+25.
Format:
Image
Placing reinforcement steel in section of outlet conduit.
Format:
Image
Placing concrete in spiral stairway and air shaft from elevation 7641 to 7649.5.
Format:
Image
Dome of gate chamber and base of stair shaft after forms were stripped.
Format:
Image
Looking downstream in spillway channel from sta. 14+25. Excavation in foreground is too subgrade. Water appears to have been trapped by rock ridge seen in Pine R - 149.
Format:
Image
Looking upstream at excavation for spillway stilling basin. Taken from right side of spillway at sta. 30+50.
Format:
Image
Looking upstream at excavation for spillway stilling basin. Taken from right side of spillway at sta. 30+50.
Format:
Image
Looking upstream in spillway channel excavation. Shovel is working in stilling basin.
Format:
Image
Looking downstream in spillway channel from sta. 7+00. Le Tourneau in foreground is excavating material upstream from sta. 15+00. Placing of concrete walls can be seen below station 15+00.
Format:
Image
Placing dumped riprap on right side of spillway outlet channel. Darker colored rock was placed during 1939 season.
Format:
Image
Panorama looking upstream at spillway and river channels from spillway station 30+50. Placing of drains and fine grading for concrete on vertical curve and stilling basin floor can be seen at left.
Format:
Image
Looking upstream at spillway stilling basin from right side of channel at station 30+50. Backfill behind stilling basin walls has been completed. Refer to Pine R - 306
Format:
Image
Looking downstream at spillway stilling basin from left side of channel at sta. 26+30. Placing section of stilling basin wall in foreground. Refer to Pine R - 283.
Format:
Image
Panorama looking upstream at spillway and river channels from spillway station 30+50. Placing of drains and fine grading for concrete on vertical curve and stilling basin floor can be seen at left.
Format:
Image
Looking upstream at spillway from a point approximately 300 ft. downstream from end of structure. Discharge is estimated at 120-second feet.
