Search

You searched for: Start Over Photos Remove constraint Photos Author United States. Bureau of Reclamation Remove constraint Author: United States. Bureau of Reclamation
| 3,381 - 3,390 of 3,876 |
Number of results to display per page

Search Results

  • 3381. [Image] Clear Lake Spillway Rehabilitation - Specs. 200C-889 -Roy D. Garren Corp., Contractor
    5116
    CN-12-201-572NA Klamath Project - Oregon-California. View of spillway under construction. The reinforcing steel is part of the concrete wall which will be con­structed at right end of spillway; June 1974; ...
    Citation
  • 3382. [Image] Sealing, Repair and Modification of Gerber Dam -Specs. 200C-888 - Dante Engineers & Contractors
    5117
    CN-12-201-578NA Klamath Project - Oregon-California. View of downstream face of Gerber Dam. Note new foot­bridge in foreground. Note water flowing over rock weir which was constructed under this specification ...
    Citation
  • 3383. [Image] Sealing, Repair and Modification of Gerber Dam -Specs. 200C-888 - Dante Engineers & Contractors
    5118
    CN-12-201-579NA Klamath Project - Oregon-California. View of polyurethane coating peeling off of ogee spillway crest of Gerber Dam; June 1974; USBR photo by T. J. Rosten
    Citation
  • 3384. [Image] Clear Lake Spillway Rehabilitation - Specs. 200C-889 - Roy D. Garren Corp., Contractor
    5119
    CN-12-201-577NA Klamath Project - Oregon-California. View of newly constructed Clear Lake dike. Dike was constructed under Specifications No. 200C-889. Note road ramp over dike; June 1974; USBR photo ...
    Citation
  • 3385. [Image] Sealing, Repair and Modification of Gerber Dam -Specs. 200C-888 - Dante Engineers & Contractors
    5120
    CN-12-201-580NA Klamath Project - Oregon-California. View of polyurethane coating on ogee spillway crest of Gerber Dam. Note that coating is separating from concrete in center of picture; June 1974; USBR ...
    Citation
  • 3386. [Image] View of high sealer drilling anchor bolt holes with jack hammer in downstream face of Gerber Dam
    5121
    CN-12-201-581NA Klamath Project - Oregon-California. Anchor bolts were embedded in holes to secure drilling platform to face of dam as part of core drilling operations; September 1969; USBR photo by T. ...
    Citation
  • 3387. [Image] View of right abutment of Gerber Dam
    5124
    CN-12-201-584NA Klamath Project - Oregon-California. Note tripod used by drill crew in obtaining core samples of foundation material. Samples were obtained as part of Safety of Dams review; September ...
    Citation
  • 3388. [Image] View of temporary access road to downstream toe of Gerber Dam
    5127
    CN-12-201-587NA Klamath Project - Oregon-California. This road was constructed to accommodate core drilling operations; September 1969; USBR photo by T. J. Rosten
    Citation
  • 3389. [Image] Core drilling of Gerber Dam
    5128
    CN-12-201-588NA Klamath Project - Oregon-California. View of Bucyrus-Erie 22-B dragline used to move drilling platform from place to place on downstream face of dam. Dragline was borrowed from Fish and ...
    Citation
  • 3390. [Image] Core drilling of Gerber Dam
    5131
    CN-12-201-591NA Klamath Project - Oregon-California. View of bottom of drilling platform. Note the knee braces used to support the platform; October 1969; USBR photo by C. D. Lawrence
    Citation