192 



Tests on beams, details of shear 



in, table on, 144. 

 by Prof. Goetana Lanza, 138. 

 by Prof. Edgar Marburg, 142. 

 by Prof. M. A. Howe, 151. 

 by Prof. Talbot, 146. 

 by Prof. Hatt, 140. 

 by Prof. Turneaure, 150. 

 Thacher's formulae, 34. 

 Thickness of walls, table, 159, 



160. 

 Transmission of power by wire 



ropes, table, 176. 

 Typical analyses of cement, 



tables, 43. 



Two equal loads applied sym- 

 metrically to beams, table, 

 151. 



Ultimate compressive strength of 

 concrete, table, 34. 



Ultimate strength of Ransome 

 bars, table, 77. 



Unit stresses for timber columns, 

 tables, 92. 



Unit stresses and loads, allow- 

 able, table, 84. 



Values of K for computing 

 beams, table, 64. 



Wall and pier footings, 67. 



plaster, rule for, 102. 

 Walls, cost of abutment, levee 



and retaining, 101. 

 general rule for thickness, 92. 

 Water, percentage in cement 



mortars, table, 122. 

 pressure of different heads, 



tables, 157, 158. 

 Weight of Johnson bars, table, 



186. 

 of merchandise on wooden 



floors, table, 167. 

 of roof surfaces, 82. 

 of terra cotta partitions, table, 



Weights, table df, 135. 



Wire ropes, transmission of 



power by, table, 176. 

 Wooden beams, strength of, 86. 

 Working stresses, 47. 



