| American Institute of Architects | 284 | |
| Analytical method of finding stresses | 333 | |
| Anchorage against wind-pressure in cantilever bridges | 66 | |
| Anchorage details for cantilever bridges | 66 | |
| Anchorage for lower tracks of drums | 195 | |
| Anchorage for railroad bridges | 150 | |
| Anchorage of columns to pedestals | 27 | |
| Anchorages for draw-spans | 124 | 198 | |
| Anchorages for elevated railroads | 94 | |
| Anchorages for trestles, weights of | 90 | | |
| Anchorages of cantilever bridges, concrete for | 66 | |
| Anchorages of cantilever bridges, weight of metal in | 73 | |
| Anchorages of cantilever bridges, wells in | 66 | |
| Anchor-arms, economic lengths of | 75 | | |
| Anchor-arms of cantilever bridges, stresses in | 58 | |
| Anchor-bars for cantilever bridges | 66 | |
| Anchor-bolt connections to columns | 181 | |
| Anchor-bolts, specifications for | 259 | | |
| Anchoring spans to bearings | 24 | |
| Anchor-piers of cantilever bridges, weight of masonry in | 67 | |
| Anchor-spans of cantilever bridges, proper lengths for | 75 |
| Anchor-spans of cantilever bridges, weight of metal in | 73 | 74 |
| Angle measurements | 323 | |
| Angles connected by one leg only, proportioning of | 170 | |
| Angles connected by one leg only, tests of | 27 | |
| Annealing | 255 | |
| Annealing test-specimens | 247 | |
| Appearance of curvature | 20 | |
| Appearance of structure to be governed by location | 46 | |
| Approaches, flooring on | 216 | |
| Approaches, ornamentation of | 53 | |
| Appropriate ornamentation for bridges | 47 | |
| Arches | 79 | |
| Arches, cantilevered | 80 | |
| Arches, curvature of | 84 | |
| Arch depths | 84 | |
| Arches for highway bridges | 81 | |
| Arches, future investigations concerning | 85 | |
| Arches, hinges for | 84 | |
| Arches, spacing of | 85 | |
| Architects' charges against American bridge-designers for want of taste | 40 | |
| Architectural effect, provision for | 17 | |
| Arkansas River Bridge | 310 | |
| Arrangement of members in pairs | 21 | |