Browse Items (1410 total)

Panoramic_Of_Canyon_Wall_Down_To_Bedrock.tif
Panoramic view showing canyon wall down to bedrock. View also shows intermediate, south additional and upper cutoff walls and also shows progress of earth fill placement

Panoramic_Of_work_On_South_Canyon_Wall.tif
Panoramic view of work on south canyon wall

North_Side_Between_Lower_Cutoff_And_Gravel_Fill.tif
North side between lower cutoff wall and gravel fill. In lower part of picture wooden gribbing is being placed around pump sump as earth fill raises higher and higher. When water in the sump pump rises no higher and earth fill progresses then pump…

Wooden_Cribbing_And_Air_Tamping.tif
In wooden cribbing and by air tamping. A desired compaction of earth fill is reached.
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