Record Details

Completed Downstream Cofferdam

Washington State University Libraries

Field Value
Title Completed Downstream Cofferdam
Description Here the river has been blocked off by the downstream arm of the crossriver cofferdam, forcing it to flow thru the new channel on the west side of block 40. The upstream arm of the cofferdam is about to be closed, after which the enclosed area will be pumped dry and excavated. Note the frozen earth dam across the narrow gorge in the foreground. It is believed that drainage from the second ice sheet, flowing in the opposite direction to the present channel, exposed the east side bedrock...
Relation Part of: Western Waters Digital Library:; Photographer Unknown
Creator Clifford R. Koester
Subject Cofferdams--Construction--Washington (State)--Grand Coulee Dam; Cofferdams--Designs--Washington (State)--Grand Coulee Dam; Dump trucks--Washington (State)--Grand Coulee Dam; Cranes, derricks, etc.--Washington (State)--Grand Coulee Dam; Excavation--Washington (State)--Grand Coulee Dam; Grand Coulee Dam (Wash.)--Excavation; Spoil banks--Washington (State)--Grand Coulee Dam; Power shovels--Washington (State)--Grand Coulee Dam; Piling (Civil engineering)--Washington (State)--Grand Coulee Dam; Whirley crane--Washington (State)--Grand Coulee Dam; Lattice boom cranes (Excavating machinery)--Grand Coulee Dam (Wash." Gantry cranes--Washington (State)--Grand Coulee Dam; Trestle construction--Washington (State)--Grand Coulee Dam; Eastmix concrete plant--Washington (State)--Grand Coulee Dam Cofferdams; Excavation; Cranes; Construction equipment; Diversion weirs; Concrete; Ice Dam
Type Photographs
Coverage United States--Washington (State)--Grant County--Grand Coulee Dam site, Grand Coulee Dam (Wash.)
Identifier 709b1v1p83.jpg,701
Publisher Manuscripts, Archives, and Special Collections, Washington State University Libraries:
Source A History of the Columbia Basin Project (Vol. 1, Page 83)-Cage 709: Clifford R. Koester Papers, 1927-1972:
Rights To order a reproduction please see: , or contact Washington State University Libraries, Manuscripts, Archives, and Special Collections: (509) 335-6691. For permission to publish please contact Washington State University Libraries, Manuscripts, Archives, and Special Collections: (509) 335-6691.
Format Original photographic prints were scanned at 24 bit 3000 pixels by the long side for master TIFF files on an Plustek OpticBook 3600 Plus. Also, 24 bit 150 PPI JPEGs were created with the OpticBook 3600 Plus and added to the CONTENTdm database at the WSU Libraries
Language English
Date 2008

© Western Waters Digital Library - GWLA member projects - Designed by the J. Willard Marriott Library - Hosted by Oregon State University Libraries and Press