The Strauss Bascule Bridge Company, Inc., engineers and designers of trunnion, bascule and direct lift bridges. . iThe Strauss Bascule Bridge Company I-IOUKt 17. IA) \N I , LKA1 Hi I I Iki BrIDGK. (Mil NORIHWESIICRN KuLlVW, Ovi R Branch Chicago Kiykr u Dkkrisg M Chk \o. The Strauss Bascule Bridge Company lelogram (ABCD) and the weight of leaf and counterweight being inversely proportionate to together with the electric motors and intermediate their respective moment arms (x) mm\ (y), the span is thus maintained in equilibrium in all tower (ACE). The dotted lines indicate the
The Strauss Bascule Bridge Company, Inc., engineers and designers of trunnion, bascule and direct lift bridges. . iThe Strauss Bascule Bridge Company I-IOUKt 17. IA) \N I , LKA1 Hi I I Iki BrIDGK. (Mil NORIHWESIICRN KuLlVW, Ovi R Branch Chicago Kiykr u Dkkrisg M Chk \o. The Strauss Bascule Bridge Company lelogram (ABCD) and the weight of leaf and counterweight being inversely proportionate to together with the electric motors and intermediate their respective moment arms (x) mm\ (y), the span is thus maintained in equilibrium in all tower (ACE). The dotted lines indicate the posi- One result of this arrangement is the separa- This design is a radical departure from any- tion of the supports for the leaf and counterweight, thing that had been attempted in bascule bridge that is, pier No. Ill, under the vertical leg of the construction in recent years. Referring to Fig. 17. the leaf trunnion, tower (ACE), sup- as already pointed ports the counter- out, is located at the weight, and pier II, ^ heel of the truss. at the heel of the /, \ - /\ In the design illus- trated, the trunnion moving leaf, the f:^f- \s ^¥ Yp bearing itself is se- dead load on the rThK Tbi ~~ cured to the gusset rest pier. No. I. _-».-*-,,.- *+. $tlX r~^^^^^—Jft -] -PTs- 1 7K pl
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Keywords: ., bookcentury1900, bookdecade1920, bookidthestraussba, bookyear1920
