UNLV Libraries Digital Collections: Results

1. Diversion tunnel at Hoover Dam	2. Putting in the ceiling on the Nevada side of the no. 2 diversion tunnel	3. Side-wall jumbo inside diversion tunnel
4. Workers in diversion tunnels -- Hoover Dam site	5. Crane transporting mixers in diversion tunnel at Hoover Dam site	6. Invert concrete pouring forms inside diversion tunnel
7. Gantry crane inside diversion tunnel no. 3	8. Invert forms inside diversion tunnel no. 3	9. Concrete lining inside diversion tunnel no. 2
10. Concrete side wall lining in diversion tunnel no. 3	11. Excavation for downstream plug, Diversion Tunnel No. 2.	12. Excavation for downstream plug, Diversion Tunnel No. 3.
13. Concrete pouring forms inside lower no. 2 plug	14. Construction at Hoover Dam, inside a tunnel	15. View of no. 4 plug, Hoover Dam site

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