. Electric railway journal . No. 0000 Feeder Strand% Track Messenger Strand of Track. Electric By. Journal New Haven Catenary—Details of One Span of Six-Track Construction on 2 Deg. 30 Min. Curve for Harlem River Branch The supports are latticed steel towers bolted down on con-crete foundations and bent over at the top with a gracefulcurve, so that the extreme end is horizontal and for six-trackconstruction overhangs 23 ft. 6 in. from the center of thefoundation. The overhanging ends are braced apart by a pipetruss 40 ft. long made up of a piece of iron pipe 4^ in. indiameter and six ^j-i
. Electric railway journal . No. 0000 Feeder Strand% Track Messenger Strand of Track. Electric By. Journal New Haven Catenary—Details of One Span of Six-Track Construction on 2 Deg. 30 Min. Curve for Harlem River Branch The supports are latticed steel towers bolted down on con-crete foundations and bent over at the top with a gracefulcurve, so that the extreme end is horizontal and for six-trackconstruction overhangs 23 ft. 6 in. from the center of thefoundation. The overhanging ends are braced apart by a pipetruss 40 ft. long made up of a piece of iron pipe 4^ in. indiameter and six ^j-in. cables spread at the center with three port on the towers and come together above the cross-bents they are stretched close together. Thesag of the main messenger cables from the towers to the cross-bents is approximately 6 ft. 3 in. They are clamped in pairs onthe underside of the towers 6 ft. in from the overhanging cross-bents made of 56-lb. T-rail are used for each Iron pipe was first tried for this purpose and later April 16, 1910.] EL
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