. Electric railway journal . A - 5 Fly 31— Root. Longitudinal Section on this Line BUetric Derby Carhouse—Roof Plan and Roof Framing of the building concrete columns have been extended upslightly above the level of the parapet walls. These con-crete columns are L-shaped in cross-section and measure3 ft. 8 in. in both of the outside dimensions. EQUIPMENT Lighting is provided by both arc and incandescent lamps,the latter being used only along the walls. All of thelighting equipment was installed in conduit by the build- longitudinally with the skylight and close under its roofboards.
. Electric railway journal . A - 5 Fly 31— Root. Longitudinal Section on this Line BUetric Derby Carhouse—Roof Plan and Roof Framing of the building concrete columns have been extended upslightly above the level of the parapet walls. These con-crete columns are L-shaped in cross-section and measure3 ft. 8 in. in both of the outside dimensions. EQUIPMENT Lighting is provided by both arc and incandescent lamps,the latter being used only along the walls. All of thelighting equipment was installed in conduit by the build- longitudinally with the skylight and close under its roofboards. The dry-air valve which keeps the water supplyshut off from the system while the air pressure remainson it is located in a small concrete house at one side of thebuilding, and inside of the main building next to the valvehouse is a small air pump operated by an electric motor forthe purpose of maintaining an air pressure of from 50 60 lb. on the system, thus keeping the dry-air valve shut
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Keywords: ., bookcentury1900, bookdecade1900, bookidelectricrailway411913newy
