San Francisco : Architect and Engineer, Inc · leaf 582
tifugal pumps.Sumps in the portal buildings catch allrain and wash water falling on the openapproaches, the water thus being preventedfrom running down through the tube. A large sump at the low point in the tubecatches all wash water and leakage withinthe covered portion of the tube. At thepresent… … END OF COMPLETED CONCRETE SEGMENT Showing Collar ami Inside Joint Lap Reinforcement bv water-bearing soil exerting great pres-sure. A continuous graphic chart in theoffice indicates the water level in the cen-ter sump. Traffic signals are located in the ceilingat 240 foot intervals and each signal…
Architecture · Building
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