I.C.S. Reference Library, Volume 35International Textbook Company, 1905 - Correspondence schools and courses |
Common terms and phrases
angle angle of repose assumed axis bars bearing area bearing block bearing value bending bending moment bolts brick brickwork building calculated ceiling cement mortar center of gravity center of pressure column compression member Concentrated Load concrete footing considered corbel cubic foot dead load depth determined distance drawn earth edge equal expanded metal factor of safety feet fireproof floor construction floor system floorbeams force polygon formula foundation wall girders grillage inch-pounds intersection joint laid length line of pressure lintel live load lower flange masonry material maximum obtained pier piles placed plate portion Portland cement pounds per square purlins rafter member reaction reenforced resistance retaining wall rivets roof safe unit shear shown in Fig slab slope soil span square foot square inch steel beams stone strut supported surface tension members tile timber tion tons triangle truss unit pressure usually vault voussoir W₁ weight width
Popular passages
Page 22 - For other material the test specimen may be the same as for sheared plates, or it may be planed or turned parallel throughout its entire length, and in all cases where possible two opposite sides of the test specimen shall be the rolled surfaces.
Page 23 - If, in place of a continuous foundation wall, isolated piers are to be built to support the superstructure, where the nature of the ground and the character of the building make It necessary...
Page 79 - Pin-connected riveted tension members shall have a net section through the pin-hole at least 25 per cent. in excess of the net section of the body of the member, and the net section back of the pin-hole, parallel with the axis of the member, shall be not less than the net section of the body of the member.
Page 23 - For all plates ordered to gauge, there will be permitted an average excess of weight over that corresponding to the dimensions on the order, equal in amount to that specified in the following table: TABLE OF ALLOWANCES FOR OVERWEIGHT FOR RECTANGULAR PLATES WHEN ORDERED TO GAUGE.
Page 23 - For the purposes of this specification the yield point shall be determined by the careful observation of the drop of the beam or halt in the gauge of the testing machine.
Page 22 - If built of brick, they shall be at least 4 inches thicker than the wall next above them to a depth of...
Page 23 - If the superimposed load is such as to cause undue transverse strain on a footing projecting 12 inches, the thickness of such footing is to be increased so as to carry the load with safety. " For small structures and for small piers sustaining light loads...
Page 23 - ... other to bond together, and running into the wall at least 2 feet. All headers shall be at least 12 inches in width and 8 inches in thickness, and shall consist of good flat stones.
Page 23 - The variation in cross-section or weight of more than 2\ per cent from that specified will be sufficient cause for rejection, except in the case of sheared plates, which will be covered by the following permissible variations...
Page 22 - The footing or base course shall be of stone or concrete, or both, or of concrete and stepped-up brickwork, of sufficient thickness and area to safely bear the weight to be imposed thereon.