INDEX.* 
Add| VSSeS ° f bl . Wge し 11 iWers , 10. 
1 esses of mauufacturors of shape iron, 13, 
;4» 16, j 7 , ， 8 , ゆ <2 。， '22, 2$, 29, 35, 34, 55_ 
°w.tnco fo r waste, 176, 209. 
ご 咖 an bridges. 2. 
A ^ eriCan fl oor system, 59. 
人 11 a ysis of stresses in trusses, 86. 
a ytical table of stresses in trusses, 87. 
^^orage, 54, 66. 
^ C ^ 0r p lates or pieces, 54, 175, 208. 
， ge ll，ons i 18, 19, 2J, 24, 25, 31, 33, 
34 , 36. 
^P^oximate method of designing single track 
. n ages, 205. 
opposed to wind pressure, 64, 84. 
油 gement of working drawings, 184. 
^air. b i GSt pr ° 1X)rtions for ^ Sb x 3 i. 
也 , raCes, Kdting slope for, 66. 
race Plates, min. dimensions of, 71. 
妇 at: :) mces, P^l^tioning of, 120, 159. 
CeSGCtions ，认 69 
B eain f anSer P lat 的, 56 , 7 い 42 , 24 a 
an gers, 56. 77, 2 o8. Table VII. 
S — n ， 227 . 
8 - 54 . 7 i, ! 3 o, ,04. 
s<W tr 物， 7 ぃ 巧 . 
es， 54, 7lf l ^> r 75, 206. 
of,, . 0 °^ ec t of wind on portal and lateral 
^Ud* 6?， *° 9, 
bra， e ® ec t ot. wind on posts and batter 
B eMin eS ， l 7, 107 f I0 9 - 
st ， le sses, intensities of, 71, 109. 
Place to buy bridges, 9 . 
Beve Is!? 90 tl0nS f ° r WS， Sh I?jU 
SS: 卜 91 し 。. 
Mw 
of iumber 
— 
0 ref ereuces 
Bill of rivets, 176. 
Bills, erecting, 229. 
Bills, order, 209, 210. 
Bills, shipping, 215. 
Bolts, 193, 230. 
Bottom chords, 52, 68, 69, 89, 95, 115, 117, 119, 
⑴， 157 - 
Bottom chords, effect of brakes on, -236, 
Bottom chord struts, 52, 116, 158, 189. 
Braces, side, 6, 5 3, 66. 
Braces, batter, 52, 66, 69, 71, 120, 159. 
Brackets, 56, 77, 109, 143, 208. 
Bracing for falsework, 22^, 229. 
Bracing frames for track stringers and plato 
girders, 51, 75, 123, 208. 
Brakes, effect of on bottom chords, 236. 
Bridge builders, addresses of, 10, 
Bridge designing a specialty, 2, 3, 7. 
Bridge inspection, 234. 
Bridges, cost of, 153. 
Bridges, stylos of, 5 1, 66. 
Built floor bey ms, 56, 74, 124. Table XII. 
Uuilt track stringers, 57, 74, 12?. Tabic XI. 
Butterlee Co., 14. 
Buying bridges, 9. 
Cainbre, 67, 185. 
Cambre blocks, 228, 230. 
Car loads, 63, 81. 
Carnegie Bros, & Co. , 9, 35. 
Carpenter's tools, 224. 
Cast iron, 77. 
Causes of stresses in trusses, 86. 
Centrifugal force of trains, 86, 8g, 102. 
Channel bottom chords, 52, 1 16, 1 58, 189. 
Channel connecting plates, sizes of, 204. 
Channels, properties of. Table XVI. 
Channel sections and weights, 15, 16, 17, 19, 20, 
成 30, 33 , 54 , 35 * Table XVI. 
are here made to the Glossary or List of Member. 
