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  Item Reference: KCLCAL-1874-1875-580

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580 APPLIED SCIENCES The periphery of circular garden is 22 chains Re- quired the radius and contents of same Given triangular field the sides of which equal 175 193 and 217 yards Required the area Describe the spirit-level and define backset foreset and intermediate IX -firts of Construction Designs for girders 20 feet span to carry SWd 20 tons of brickwork inches thick viz cast iron girder plate iron girder of tbe standard depth Ditto depth 12 inches box girder depth 12 inches trellis girder depth 20 inches fir girder depth 15 inches with rolled iron flitch Sectional drawings to be made inch to tbe inch and calcu- lations and explanations to be attached How is good mortar made What is hydraulic concrete and how made What is the seasoning of timber What is rolled iron What is mixed iron What is in the formula Compare sandstone limestone and dolomite Sketch to scale timber roof truss 35 feet span with the timbers to be carried thereby Make to scale skeleton sketch for light roof truss of iron 70 feet span to carry segmental circular roof of 20 feet rise purlins about feet apart 10 Sketch to scale tiie cross section of railway bridge formed with Fairbairn's tubular girders 11 Sketch to scale timber foot bridge 50 feet span 12 Sketch to scale segmental arch bridge of brick-work 30 feet span 20 feet wide 20 feet high above water level plans and longitudinal sections only
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