Pocketbook of Useful Formulæ and Memoranda
for Civil and Mechanical Engineers

738 INDEX. PAGE Steel and Iron, Corrosion of 33 Steps, Plummer-block .. 415 -----of Staircases .. .,137 Stiffness of Beams .. .. ] 35 -----------Ropes .. .. 4.16 Stock, Rolling..........232 Stones, Weight and Strength of.............19 Stowage of Oil, Coal, Tal- low, &c................556 Strains and Tests in American Bridges ..359 ■------ on Cranes .. ., 437 ---------Girders, Dia- grams .................175 ---------Iron A relies 182 ---------Lattice Bridges 171 ---------Lattices .. .. 167 ---------Polygonal Framing................351 ---------Roofs .. .. 146 ---------Diagrams of J 47 ---------Submarine Cable 360 ---------Telegraph Wires 3G1 Strength and Weight of ]’iP'‘S ..............284 ------------------of Alloys .. .. 16 ------------Beams .. ..122 Boilers .. .. 474 Chains .. .. 54 ------------------------— Columns .. Ill ------------------------Corrugated Iron 143 ---------Iron ,. .. 27 -----------Materials .. 16 -------------------Notes on 26 -----------Metals .. .. 18 ----------Miscellaneous Substances............. 20 ----------Rivets .. .. 476 ----------Shifting to Re- sist Torsion...........405 ----------Stores .. 19 -----------Struts .. ,.114 ----------T and L Iron 140 ! PAGE Strength of Telegraph Wires 3B1 ------------------—Timber .. .. ]7 ---------Various Mate- rials (Barlow) .. .. 30 Stress Diagrams for Girders 172 -------Sate Limits of .. 170 Structure, Safe Load on .. 121 Struts, Strength of Iron .. 114 Submarine Cable Strain 360 Substances, Foreign, in Iron and Steel .. .. 35 Sam and Difference .. .. 612 Supplement of Angles .. 615 Supply of Gas...................370 Supports of Girders, Loads on.......................164 ----------Shafting .. 405 Surcharged Walls .. .. 92 Surface Condensation .. 461 ------Condensers,Table of 528 ..............................Grate ..........................402 -----------------------------Heating, Relative Value of......................462 ------ of Tubes .. .. 457 ------- Velocity in Rivers 264 Surfaces, Friction of .. 420 ----------Mensuration of 656 Surveying, Acreage Com- putation of............... 2 -------------------- 'Chain .. .. 1 -----------------------------Chaining on Slopes ...................... 3 ----------Inaccessible Points in ..................... 1 ■---------Marine .. .. 8 ----------Measures .. 581 -----------------------------Obstacles in .. 2 •------■--Trigonometrical 4 ----------Useful Num- b rs for....................... 3 Suspension Bridges .. .. 183 ---------------Stiffened 185 •---------Links .. .,186 ----------Pins .. .. 186