 | Theodore Cooper - Bridges - 1890 - 232 pages
...shall be proportioned to resist a lateral force of 600 pounds for each foot of the span ; 450 pounds of this to be treated as a moving load, and as acting on a train of cars, at a line 6 feet above base of rail. The bottom lateral bracing in deck bridges, and the top lateral bracing in... | |
 | Augustus Jay Du Bois - Bridges - 1896 - 734 pages
...shall be proportioned to resist a lateral force of 450 pounds for each foot of the span ; 300 pounds of this to be treated as a moving load, and as acting on a train of cars, at a line 8.5 feet above base of rail. The bottom lateral bracing in deck bridges, and the top lateral bracing... | |
 | Mansfield Merriman, Henry Sylvester Jacoby - Graphic statics - 1902 - 436 pages
...load on the lower lateral system of through bridges shall be 600 pounds per linear foot, 450 pounds of this to be treated as a moving load, and as acting on a train of cars at a line 6 feet above base of rail ; and the static wind load on the upper lateral system shall be 150 pounds... | |
 | Augustus Jay Du Bois - Engineering - 1902 - 722 pages
...shall be proportioned to resist a lateral force of 450 pounds for each foot of the span ; 300 pounds of this to be treated as a moving load, and as acting on a train of cars, at a line 8.5 feet above base of rail. The bottom lateral bracing in deck bridges, and the top lateral bracing... | |
 | William Hubert Burr, Myron Samuel Falk - Bridges, Iron and steel - 1904 - 138 pages
...shall be proportioned to resist a lateral force of 450 pounds for each foot of the span; 500 pounds of this to be treated as a moving load, and as acting on a train of cars, at a line 8.5 feet above base of rail. " * * * the top lateral bracing in through bridges for all spans up to... | |
 | Henry Taylor Bovey - Engineering mathematics - 1905 - 1016 pages
...proportioned to resist a lateral force of 600 Ibs. for each foot of the span; 450 Ibs. of this being treated as a moving load, and as acting on a train of cars, at a line 6 feet above the base of rail. The top lateral bracing in through-bridges will be proportioned to resist... | |
 | William Hubert Burr, Myron Samuel Falk - Bridges - 1905 - 562 pages
...proportioned to resist a lateral force of 600 pounds for each foot of span ; 450 pounds of this is to IMS treated as a moving load, and as acting on a train of cars, at a line 6 feet above the base of rail. The bottom lateral bracing in deck-bridges, and the top lateral bracing... | |
 | Theodore Cooper - 1906 - 116 pages
...shall be proportioned to resist a lateral force of 600 pounds for each foot of the span; 450 pounds of this to be treated as a moving load, and as acting on a train of cars, at a line 6 feet above base of rail. (§».) The bottom lateral bracing in deck bridges, and the top lateral bracing... | |
 | Milo Smith Ketchum - Bridges - 1908 - 596 pages
...are as follows: § 24. Wind Loads. — To provide for wind stresses and vibrations from high speed trains, the top lateral bracing in deck bridges, and...load, and as acting on a train of cars, at a line 6 feet above base of rail. The bottom lateral bracing in deck bridges, and the top lateral bracing in... | |
 | William Henry Warren - Bridges - 1910 - 528 pages
...through-bridges, shall be proportioned to resist a lateral force of 600 pounds for each foot of span ; 450 pounds of this to be treated as a moving load, and as acting on a train of cars, at a Hue 6 feet above the base of rail. " (b) The bottom lateral bracing in deck-bridges, and the top lateral... | |
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To provide for wind strains and vibrations from high-speed trains, the top lateral bracing in deck bridges, and the bottom lateral bracing in through bridges, shall be proportioned to resist a lateral force of 600 pounds for each foot of the span ; 450... 
