Visual Materials

Big Creek, Mono-Bear Diversion

Description: Big Creek, Mono-Bear Diversion - Arrangement outlet of Mono-Bear Tunnel. Same as [14746] but being a little closer view. A better view of the house for the thermometer installation is shown between the tree and the outlet of the Bear Tunnel. The thermometer for the end of the Mono Tunnel is now installed near the outlet of same and between the portal and the expansion joint.
Type: Visual Materials(Opens in new tab)
Date: 11/5/1927
Call number: photCL SCE 02 - 14747
Find out more: View in the Huntington Digital Library(Opens in new tab); View in the Library catalog(Opens in new tab)

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Big Creek, Mono-Bear Diversion
Visual Materials
Big Creek, Mono-Bear Diversion - Showing general arrangement at the outlet of the Mono and Bear Tunnels. The open concrete boxes are expansion joint houses, with the main wye being incased in the concrete anchor shown in the center. The small house between the yellow pine tree and the outlet of the Bear Tunnel is for the thermometer installation.
photCL SCE 02 - 14746
Big Creek, Mono-Bear Diversion
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Big Creek, Mono-Bear Diversion - Mono tunnel outlet at left, and Bear tunnel outlet at right, at the north end of the Mono-Bear Siphon. (Powder shown at point of truck delivery, for transfer by car to magazine.) - Camp 82 .
photCL SCE 02 - 14350
Big Creek, Mono-Bear Diversion
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Big Creek, Mono-Bear Diversion - Outlet portal of short tunnel on Mono Bear Siphon just below the outlets of the Mono and Bear Tunnels.
photCL SCE 02 - 14384
Big Creek, Mono-Bear Diversion
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Big Creek, Mono-Bear Diversion - Excavation of Mono-Bear Siphon in progress between top of hill north of San Joaquin river and outlet of Mono and Bear tunnels.
photCL SCE 02 - 14388
Big Creek, Mono-Bear Diversion
Visual Materials
Big Creek, Mono-Bear Diversion - Looking across south fork of San Joaquin river over Camp 84 in center of picture, showing general topography and Mono-Bear siphon extending up almost to the outlet of the Mono and Bear tunnels.
photCL SCE 02 - 14387
Big Creek, Mono-Bear Diversion
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Big Creek, Mono-Bear Diversion - Link Belt gasoline operated shovel being used as crane, handling wye piece at outlet ends of Mono and Bear tunnels. Wye branch being set at north end of Mono-Bear Siphon.
photCL SCE 02 - 14726