. The Encyclopaedia Britannica; ... A dictionary of arts, sciences and general literature. Fia. 118.—Half Truss of Wiltingen Bridga. bridge was built by William Edwards, a self-educatedcountiy mason. It was comnleted in 1750 after the failure. Fio. 119.—First Arch of SchafThausen a similar structure, in which the weight of the haunches was excessive and forced up the crown, the depth of whichwas very smalL This failure led to the adoption of thepierced spandrils. Fig. 118 shows half of the truss for the bridge of Wit-tingen, built in 17riS by the brothers Grubenmann, prob-ably the fi
. The Encyclopaedia Britannica; ... A dictionary of arts, sciences and general literature. Fia. 118.—Half Truss of Wiltingen Bridga. bridge was built by William Edwards, a self-educatedcountiy mason. It was comnleted in 1750 after the failure. Fio. 119.—First Arch of SchafThausen a similar structure, in which the weight of the haunches was excessive and forced up the crown, the depth of whichwas very smalL This failure led to the adoption of thepierced spandrils. Fig. 118 shows half of the truss for the bridge of Wit-tingen, built in 17riS by the brothers Grubenmann, prob-ably the finest specimen of a wooden bridge that has everbeen constructed ; the design might be analyzed as con--sisting of a series of superposed trusses, as in fig. 87, whic?represents the bridge at Schaflfhausen built by the sameengineers or village carpenters. The SchaifhauscTi bridge(fig. 119), destroyed by French troops in 1799, had twoopenings, one of 172 feet and the other feet TheWittingen bridge, burnt shortly afterwards, had a span 334 B 11 I D G E S t EXAMPLE!;. Oraig-ellacUJe. LondonBridge. of 390 feet, being the largest opening ever spanned bywood. Mr Smiles states that the first attempt to build a cast-iron bridge was made i
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectencyclo, bookyear1902
