The Strauss Bascule Bridge Company, Inc., engineers and designers of trunnion, bascule and direct lift bridges. . ?oadwa .aMiile >|»an con-i-t- ol uvu symmetnteach mounted on a trunnion jusl toa pair of structural steel columns, or trunnionpported over the center line of the channel pier ,. pan 0f an adjacent trestle like approat h span which also serves to support the operatingmachinery and operators house, and transmits to the pier-, the live load uplift at theextremit) of the short arm of the leal Each leaf is exactl) bali td about the mail uplift at the extremit) of the
The Strauss Bascule Bridge Company, Inc., engineers and designers of trunnion, bascule and direct lift bridges. . ?oadwa .aMiile >|»an con-i-t- ol uvu symmetnteach mounted on a trunnion jusl toa pair of structural steel columns, or trunnionpported over the center line of the channel pier ,. pan 0f an adjacent trestle like approat h span which also serves to support the operatingmachinery and operators house, and transmits to the pier-, the live load uplift at theextremit) of the short arm of the leal Each leaf is exactl) bali td about the mail uplift at the extremit) of the short ,„, .,- ,,, ., -imj, ,i ,^11. but unlike arm. referred to above as being transmitted to the sinyli- leaf -iian. which i- .it pier- through the .i«eiic> ol the ...I I .i|,|. h ed at bdtttie ends o« the leavesml. therefore, eai hin under live load,o! the leaf will thus th« complished by providing the -hori arm of each leal truss .umpinn ca-iini; having an extended hori- surface facing upward which comes into with . The Strauss Bascule Bridge Company. The Strauss Bascule Bridge Company bearing with the underside of a short transversebumping girder, riveted to the longitudinal floorgirders of the tower approach span, which latterframe into the trunnion posts and rear trestle bentwhose bases arc anchored to the piers. While the live-load anchorage just describedmakes each leaf act in the main as independentcantilever spans, the trusses of each leaf , locked together at the center wherethey meet. The purpose of this lock, primarily,is to cause the two leases to deflect equally wheneither i this v Thi raffia driven, controlled from interlocked with the leaf nechanism is quite similar I; the operation of botha single operators house, the operators house anmotors. The operatingto that described in tinweight type under Groleaves is controlled frorshowing at the right hand side of the i A characteristic feature of
Size: 1720px × 1453px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1920, bookidthestraussba, bookyear1920
