. The Street railway journal . ut itsentire length. All fire brick is laid in fire clay. All piersstart on concrete bed. The boiler room paving is of bricklaid on edge in sand, with a slope of about 6 ins. per100 ft. toward the water pockets. All brick drain pocketsare supplied with perforated cast-iron covers -J in. thick. All floor timbers are of Southern pine. Each floor is laidwith 4-in. plank and top board of f-in. birch or maple. Theplank is spruce 7 ins. to 11 ins. wide, grooved § in. squareand furnished with hardwood splines. It was planed onone side to a uniform thickness of at least
. The Street railway journal . ut itsentire length. All fire brick is laid in fire clay. All piersstart on concrete bed. The boiler room paving is of bricklaid on edge in sand, with a slope of about 6 ins. per100 ft. toward the water pockets. All brick drain pocketsare supplied with perforated cast-iron covers -J in. thick. All floor timbers are of Southern pine. Each floor is laidwith 4-in. plank and top board of f-in. birch or maple. Theplank is spruce 7 ins. to 11 ins. wide, grooved § in. squareand furnished with hardwood splines. It was planed onone side to a uniform thickness of at least 3J ins. and islaid with close joints, planed side down, thoroughly spikedby two 7-in. spikes at each bearing. The floor boards weresawed in parallel widths of 3 ins. to 5 ins., 8 ft. to 12 ft. inlength, laid at an angle of 45 degs. with the floor top floor is thoroughly oiled and levelled. The plank-ing for engine room and boiler house roofs is of spruce 3ins. thick, sound and free from wave and knots. The planks. BURIAL HILL, PLYMOUTH are grooved § in. square, with 6 ins. maximum are fastened with 6-in. spikes. The monitor is fin-ished on the inside with Southern pine boards and clap-boarded on the outside. All window frames and sashesare of white pine. Sashes are hung with 2-in. turned facesteel axle pulleys, with Sampson cord and round balanceweights, and are glazed with first quality double thickAmerican sheet glass. Door frames are of Southern pine,with wrought-iron anchors, the doors being of white pine April 5, 1902.] STREET RAILWAY JOURNAL. 393 Stairways have 8-in. rises and 9-in. treads. All roofs arecovered with tar and gravel, using 6-ply felt roofing with agravel edge of zinc 5 ins. wide. Gutters are of 16-oz. Water conductors are of 4-in. galvanized ironpipe. The boiler house roof is flashed with lead weighing3^ lbs. per foot and is hipped to carry water by the ends ofthe monitor. The power station is divided into two main pa
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
