A Complete Treatise on Cast and Wrought Iron Bridge Construction: Including Iron Foundations. In Three Parts: Theoretical, Practical and Descriptive, Volume 1Lockwood, 1870 - Bridges |
Common terms and phrases
abutment angle angle-irons arch beam bed-plates bending moment bolts bottom flange bracing brickwork bridge carried cast cast-iron Central India Railway chains composed compression consists construction contractor cross girders curve cylinders deflection depth diagonal diagram dimensions distance ditto drilled ends engineer equal erected feet 6 inches fixed foot foundations holes horizontal inch diameter inch thick inches by inch inches wide iron joints lattice bars lattice girders length Lerida line of pressures load longitudinal lower roadway main girders mandril masonry metal moment of inertia mould neutral axis nuts piers piles pins placed planed planking platform Portland cement pounds rails Railway resistance ribs river rivetted sand screw sectional area shearing strain shown in Fig side span spandrils square inch strength structure struts superstructure surface swing bridge T-iron tension timber top and bottom top flange transverse Viaduct weight whole width wrought-iron