. Electric railway journal . ble methods of fasteningfeeder pipes to poles and other vertical members, theone shown in the accompanying illustration which wasused for fastening a number of pipes to the columnof an elevated structure is exceptionally neat anddurable. In the scheme illustrated, four 3-in. x 5-in. oak blocksare held in place by means of two %-in. bolts, whichalso hold the ends of x 2-in. wrought-iron straps clamping a row of pipes. The pipes on the adjoiningside of the column are held in position by straps of thesame size which, however, have only one bolt located inthe center. F
. Electric railway journal . ble methods of fasteningfeeder pipes to poles and other vertical members, theone shown in the accompanying illustration which wasused for fastening a number of pipes to the columnof an elevated structure is exceptionally neat anddurable. In the scheme illustrated, four 3-in. x 5-in. oak blocksare held in place by means of two %-in. bolts, whichalso hold the ends of x 2-in. wrought-iron straps clamping a row of pipes. The pipes on the adjoiningside of the column are held in position by straps of thesame size which, however, have only one bolt located inthe center. For the purpose of furnishing insulation, preventingthe rivets from wearing holes in the pipes under vibra-tion, and providing a ready means for attaching otherpipes when desired, it has been found expedient toplace wooden blocks between the pipes and the columns. For 500,000 and 1,000,000-circ. mil feeders the pipesare usually 3 in. in diameter and galvanized. All bolts,nuts and washers are galvanized and the steel traps re-. SCHEME FOR CLAMPING PIPES VIEW OF PIPES CLAMPED TOON COLUMNS OR COLUMN OF ELEVATED POLES STRUCTURE ceive two shop coats of paint and one coat to match thestructure when installed. In most cases only one holder is used, this beingplaced a few feet from the top of the pipes which areabout 15 ft. above the ground. The lower ends of thepipes are concreted in the sidewalk or road. i Fare Recorder for Interurban ServiceGives Passenger Mileage Direct Twelve cars on the 45-mile Crawfordsville division ofthe Terre Haute, Indianapolis & Eastern Traction Com-pany have been equipped with Bonham fare recordersfor registering passenger fares and traffic data. Theserecorders provide a means of obtaining the passengermiles traveled, as well as a record of when and wherethe travel takes place. The recorders consist of amechanism which prints on an ordinary adding machine
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkmcgrawhillp
