Calendar: 1898-1899 Page 764

cxxx11 FACULTY OF SCIENCE window in sach wall State under what conditions hollow walls are advisable 10 Draw plan and section to 1" scale of chimney breast and hearth at ground floor level at first floor level 11 Show in plan and section to scale how you would construct the vaults under the pavement of London ware- house about 50 feet frontage The vaults extend 10 feet from the front wall 12 Sketch plans and section through two steps of the following forms of stone staircases and state what propor- tion you would give to riseי and tread dog legged geometrical circular newel 13 Sketch to scale the system of shoring you would adopt for street front 30 feet long and 40 feet high which showed signs of falling showing number and position of ζ rakers and details of joints 14 Draw to scale Queen Post Roof Truss for span of 35 feet marking on the names to the various parts and sketch to larger scale the joints between the Queen Posts and Tie Beam and principal Rafter and Tie Beam Figure the scantlings 15 Draw in outline to J" scale Trussed Rafter steel roof to space of 38 feet and sketch to large scale the section you would adopt for the various members 16 The formula -- being given you give the load which may be safely distributed over fir beam having depth of 14 and width of 10 for span of 20 feet 17 The formula being given you find steel girder of shape which will carry safe distributed load of 34 tons over span of 17 feet The constant for steel is The depth of girder may be assumed as 18 Assuming that you have to build house on site which has damp sub-soil state what precautions you would take to prevent water entering through basement floor and