187 



Adhesion of concrete to steel, 

 tables, 29, 31. 



Allowable unit stresses for tim- 

 ber columns, tables, 84, 92. 



American sieves, table, 44. 



Analyses of cement, chemical, 

 43, 123. 



Area covered by 1 bbl. cement, 

 table, 102. 



Artificial stone, specifications 

 for, 117, 118. 



Bars, tensile strengths of, 



table, 7. 



resistance of, table, 30. 

 Beam, formulae, 47. 

 safe loads for wooden, tables, 



14, 16, 18. 

 shear in, table, 144. 

 Beams, tables of tests on con- 

 crete: 



Prof. M. A. Howe, 151. 

 Prof. Goetana Lanza. 138. 

 Prof. Hatt, 140. 

 Prof. Edgar Marburg, 142. 

 Prof. Turneaure, 150. 

 Prof. Talbot, 146. 

 Beams, two symmetrical loads 



on concrete, 151. 

 values of K for computing, 



tables on, 64, 65, 66. 

 wooden, strength of, 86. 

 Bearing plates, loads of masonry 



from, table, 86. 

 Bearing power of soils, table, 



Bearing values of bolts in tim- 

 ber, table, 152, 153. 



Bending moments for bolts in 



timber, table, 152. 

 Bending moments, deflections 



and shears, formulae for, 



57. 



Bids received for concrete re- 

 inforcement, table, 93. 

 Bolts in timber, bearing value 



of, 153. 

 Breakwaters, concrete, cost of, 



100. 

 Brick and stone, crushing height 



of, 82. 

 Buildings, thickness of walls for, 



table, 160. 



Ceiling joists, maximum span 



for, table on, 25. 

 Cement, area covered by one 



barrel, table on, 102. 

 chemical analyses of, 123. 

 comparison of prices, table on, 



effect of fineness of sand on 

 1:2 mortar, table on, 171. 



mortars, table on effect of 

 fineness of sand, 171. 



normal consistency of, 126. 



per cent of water for mor- 

 tars, table on, 122. 



Portland, continuous mixing 

 of mortar of, table on, 181. 



Relative economy of Portland, 

 table, 42. 



and sand, mixing for tests, 



