Search for all of "Transportation", all of "Construction Equipment"

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51. Construction of Hoover Dam diversion tunnel
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52. Construction workers inside Hoover Dam diversion tunnel
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53. Construction -- near Hoover Dam
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54. Hoover Dam construction -- various phases
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55. Upper portals -- Hoover Dam site
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56. Work on cofferdam -- Hoover Dam
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57. Hoover Dam construction equipment
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58. Construction equipment -- Hoover Dam
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59. Hoover Dam construction
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60. Construction of gravel plant near Hoover Dam site
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61. Construction bridges across the Colorado River
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62. Six Companies' power shovel dumping dirt in dump truck in diversion tunnel at Hoover Dam...
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63. Hoover Dam, looking upstream
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64. Power house on Nevada side of Hoover Dam
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65. Construction near the upper portals of diversion tunnels no. 1 and no. 2
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66. Construction workers with electric light reflectors standing by a truck in Black Canyon
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67. Black Canyon
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68. Close-up of Hoover Dam construction
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69. Close-up of two-way trailer
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70. View of two hundred ton two-way trailer, with test load
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71. Train at Himix Concrete Plant -- Hoover Dam site
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72. Constructing highway to dam site
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73. Construction at Hoover Dam
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74. Workers on the Colorado River
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75. Arizona Black Canyon highway consruction
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76. Power house -- Hoover Dam
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77. Upstream face of Hoover Dam, looking downstream from the upstream cofferdam
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78. Hoover Dam construction
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79. Temporary cableway spanning the Colorado River near Lookout Point
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80. Trucks hauling concrete in the diversion tunnel
 

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