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Hoover Dam, Nevada Spoils Tunnel, Near the Lower Portal Tunnel Access Road, Boulder City, Clark County, NV

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Hoover Dam, Nevada Spoils Tunnel, Near the Lower Portal Tunnel Access Road, Boulder City, Clark County, NV

description

Summary

Significance: It was an important feature in the construction of Hoover Dam. The tunnel that was excavated to allow waste rock from Hoover Dam tunnels and other facilities to be deposited at the Nevada downstream waste tailings site.
Survey number: HAER NV-27-X
Building/structure dates: 1931 Initial Construction
National Register of Historic Places NRIS Number: 81000382

date_range

Date

1969 - 1980
person

Contributors

Historic American Engineering Record, creator
U.S. Bureau of Reclamation, Engineer
Six Companies, Inc., Builder
place

Location

boulder city35.97822, -114.83451
Google Map of 35.9782216, -114.8345117
create

Source

Library of Congress
copyright

Copyright info

No known restrictions on images made by the U.S. Government; images copied from other sources may be restricted. http://www.loc.gov/rr/print/res/114_habs.html

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