Search for all of "Construction w", all of "Hoover Dam ariz And Nev -- Design And Construction"

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151. Hoover Dam, looking downstream
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152. Hoover Dam under construction
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153. Hoover Dam construction, looking down on top
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154. View of valve house under construction -- Hoover Dam
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155. Valve house under construction -- Hoover Dam
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156. Intake towers during construction of Hoover Dam
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157. Hoover Dam during construction, looking downstream
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158. Hoover Dam construction -- looking into a raise
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159. Construction at Hoover Dam, inside a tunnel
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160. Construction of the Arizona power house
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161. Central section of the powerhouse
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162. Nevada powerhouse, showing the reinforcing and walls around the penstock openings
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163. Pipe gallery of the Nevada power house
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164. Upper portal trashrack for diversion tunnel no. 1, on the Nevada side.
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165. Diversion tunnel no. 2, showing the pumpcrete line to the upstream plug
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166. Looking downstream into no. 4 raise, showing close-up of portal forms.
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167. Looking downstream into the Nevada spillway.
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168. Hoover Dam, looking upstream from Lookout Point
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169. Third millionth cubic yard of concrete being lowered to Boulder Dam
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170. View of no. 1 plug showing the arch and raise
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171. Number 3 plug and raise
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172. Looking upstream in Black Canyon, showing the downstream face of Boulder Dam.
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173. View showing installaion of 100-ft. drum gates in the Arizona spillway.
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174. View of the Nevada intake towers, taken from the Arizona side.
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175. Arizona intake towers and spillway
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176. Hoover Dam valve house under construction
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177. Hoover Dam valve house under construction
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178. Hoover Dam power house under construction
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179. View of no. 4 plug, Hoover Dam site
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180. Interior of power house gallery, Hoover Dam site
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181. Interior of power house turbine gallery, Hoover Dam site
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182. Interior of power house gallery, Hoover Dam site
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183. Interior of power house gallery, Hoover Dam site
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184. Interior of valve house during Hoover Dam construction
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185. Nevada valve house roof, looking upstream.
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186. Switchyard control house, yard and present substation -- Hoover Dam site
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187. View of lower portal during Hoover Dam construction
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188. Cleanup site at lower portal of Hoover Dam
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189. Construction view of the valve house and portal area of Hoover Dam
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190. View inside a tunnel at Hoover Dam site
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191. Looking upstream at Hoover Dam during construction
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192. View from the top of Hoover Dam during construction
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193. Arizona intake towers, from the Nevada side
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194. Nevada intake towers, from the Arizona side.
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195. Downstream view of Hoover Dam construction
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196. Panoramic view of Hoover Dam and area during construction
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197. Hoover Dam switchyard during construction
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198. Top of Hoover Dam during construction
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199. Construction inside tunnel, Hoover Dam site
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200. Interior of diversion tunnel showing pipe
 

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