. Electric railway journal . igned and placed so that each set takes thestrain of six 1,000,000 circ. mil cables with a dip of 8 in. in a 50-in. span. The placing of the oak dead-ends, in addition to the Brook-lyn strain insulators, between the feeder and tower was thoughtnecessary on account of lightning discharges. All bends or 174 ELECTRIC RAILWAY JOURNAL. [Vol. XXXVII. No. 4. angles were carried around by means of Brooklyn strains andW. N. Matthews & Brothers cable clamps, which made a veryneat piece of construction. Formerly the company braided ona piece of 5/16-in. span wire for the same
. Electric railway journal . igned and placed so that each set takes thestrain of six 1,000,000 circ. mil cables with a dip of 8 in. in a 50-in. span. The placing of the oak dead-ends, in addition to the Brook-lyn strain insulators, between the feeder and tower was thoughtnecessary on account of lightning discharges. All bends or 174 ELECTRIC RAILWAY JOURNAL. [Vol. XXXVII. No. 4. angles were carried around by means of Brooklyn strains andW. N. Matthews & Brothers cable clamps, which made a veryneat piece of construction. Formerly the company braided ona piece of 5/16-in. span wire for the same conditions underwhich the clamps are now used. Hence, the saving in copperover the old method is not large, but the clamps are preferredbecause they are quicker to apply, they give more uniformsplices, they look better and they permit readjustment withoutthe necessity of unserving a lot of strands. The accompanying illustrations show towers No. 2 and No. No. 2 is rectangular in plan, with sides 10 ft. x 15 ft. 6. in. The four legs are made up of columns each composed offour Ls, 3 in. x in-» and two plates, 20 in. x J4 m- with in-terior bracing. Tower No. 3 is triangular in plan with the twoshorter sides each 10 ft. i¥& in. in length. The respectiveweights of the towers are as follows: No. i, 15,820 lb.; No. 2,18,400 lb.; No. 3, 7330 lb., and No. 4, 9620 lb. ^* A congress of the municipal officers of the principal cities inAmerica and abroad is to be held in Chicago, Sept. 18 to The organizations in Chicago which have indorsed thecongress are the Association of Commerce, Citizens As-sociation, Industrial Club, Civic Federation, City Club, UnitedCharities and the Rotary Club. Among the topics are Controlof Public Service Companies by City and State, IndeterminateFranchise, Municipal Ownership and City Planning. TROLLEY LINE SECTION INSULATOR To meet the demand for a sturdy trolley line section insu-lator, with renewable wearing parts, the Westinghouse Electric
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