. The Street railway journal . CROSSING AT PACIFIC STREET, SHOWING THE CONCRETE THE PACIFIC STREET END OF THE DEAN STREET STATIONBUILDING TO BE USED FOR SHOP PURPOSES SHOWING AN ABUTMENT. CROSSING AT ST. MARKS AVENUE, ILLUSTRATING THE USUAL MANNER OF CROSSING THE STREET iio6 STREET RAILWAY JOURNAL. [Vol. XXIX. No. 25. the roadbed rests on 80-lb. I-beams laid transversely atintervals of 4 ft. 9 ins. on 12-in. x Vz-hi. x 12-in. foot-platesbearing in the concrete. The beams have their top and bot-tom members covered with No. 18 j-in. mesh expandedmetal. The floor is longitudinally reinforced by J
. The Street railway journal . CROSSING AT PACIFIC STREET, SHOWING THE CONCRETE THE PACIFIC STREET END OF THE DEAN STREET STATIONBUILDING TO BE USED FOR SHOP PURPOSES SHOWING AN ABUTMENT. CROSSING AT ST. MARKS AVENUE, ILLUSTRATING THE USUAL MANNER OF CROSSING THE STREET iio6 STREET RAILWAY JOURNAL. [Vol. XXIX. No. 25. the roadbed rests on 80-lb. I-beams laid transversely atintervals of 4 ft. 9 ins. on 12-in. x Vz-hi. x 12-in. foot-platesbearing in the concrete. The beams have their top and bot-tom members covered with No. 18 j-in. mesh expandedmetal. The floor is longitudinally reinforced by J-^ rods, 20 ft. long, embedded in lo-in. concrete. Thecrossing over Pacific Street is over the usual abutmentsand two sets of two columns each carrying 2700 lbs. persq. ft. As the block between Pacific and Dean Streets will beoccupied by a station, there are, in addition to the usualabutments and retaining walls, three concrete piers on each■skie of the track for carrying the platform girders. Thesepiers will be spaced 42 ft. 6I-2 ins., and will have footings6 ft. X 8 ft. I in. carried to depths varying with the condi- inforcement of ^-in. rods. Another special feature
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
