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314 ft (96 m) Draught: 20 ft (6.1 m) ... VB-10,000 is a heavy-lift twin-gantry catamaran consisting of two truss space ... but substantial cost savings can be ...
In 1998 there were 38 surviving Allan trusses in NSW of the 105 built, and 82 timber truss road bridges survive from the over 400 built. The Carrathool bridge is a representative example of Allan timber truss road bridges, and is assessed as being State significant, primarily on the basis of its technical and historical significance. [1]
Hammer beam trusses can have a single hammerbeam or multiple hammerbeams. A false hammerbeam roof (truss) has two definitions: 1) There is no hammer post on the hammer beam [16] [17] as sometimes found in a type of arch brace truss [18] or; 2)The hammer beam joins into the hammer post instead of the hammer post landing on the hammer beam. [19]
Construction of the 1,300-foot (400 m) eastern steel truss section, consisting of seven 180-foot (55 m) truss spans, was completed in 1945 at a cost of US$730,000 (equivalent to $12,350,000 in 2023), and traffic was diverted from the timber trestles onto the steel trusses with a crossover. [2]
The timber truss was highly developed for bridges in New South Wales, perhaps more so than anywhere else in the world at that time. The McDonald truss is a significant evolutionary link in the development of timber road bridges in New South Wales and has three standard span lengths, 20 metres (65 ft), 23 metres (75 ft) and 27 metres (90 ft). [1]
It has three timber truss spans, each of 27.7 metres (91 ft). There are two approach spans at one end and one at the other giving the bridge an overall length of 91 metres (300 ft). The timber truss spans are supported by painted twin cast iron cylindrical piers. The approach spans are supported by timber trestles.
The bridge consists of a steel three-span truss, with one 3.7-metre (12 ft), one 4.9-metre (16 ft) and one 5.2-metre (17 ft) ... it would cost in the order of a ...
In 1998 there were 27 surviving Dare trusses in NSW of the 40 built, and 82 timber truss road bridges survive from the over 400 built. Colemans Bridge is a representative example of Dare timber truss road bridges, and is assessed as being Nationally significant, primarily on the basis of its technical and historical significance. [1]
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