. Railroad structures and estimates . 58 399 443 489 6 6 68 96 126 158 191 227 264 303 344 387 433 480 529 7 0 75 106 138 172 209 247 287 329 373 420 467 518 570 7 6 81 115 150 187 226 267 310 355 403 454 504 558 614 8 0 ■88 124 165 203 245 289 335 383 434 486 541 598 657 TABLE 43. — APPROXIMATE CUBIC YARDS IX ONE PIER. (Fig. 19.) Width of piera. (For girders over 13-foot centers up to 20-foot centers.) Total height • B. 10 14 18 22 26 30 34 38 42 46 50 54 58 ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. Ft. In. 6 0 83 117 152 190 231 273 318 364 415 467 520 576 635 6 6 90 127 166 208 25
. Railroad structures and estimates . 58 399 443 489 6 6 68 96 126 158 191 227 264 303 344 387 433 480 529 7 0 75 106 138 172 209 247 287 329 373 420 467 518 570 7 6 81 115 150 187 226 267 310 355 403 454 504 558 614 8 0 ■88 124 165 203 245 289 335 383 434 486 541 598 657 TABLE 43. — APPROXIMATE CUBIC YARDS IX ONE PIER. (Fig. 19.) Width of piera. (For girders over 13-foot centers up to 20-foot centers.) Total height • B. 10 14 18 22 26 30 34 38 42 46 50 54 58 ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. Ft. In. 6 0 83 117 152 190 231 273 318 364 415 467 520 576 635 6 6 90 127 166 208 251 297 345 395 448 503 561 621 683 7 0 98 139 181 225 272 321 373 427 483 543 603 667 733 7 6 106 150 195 243 293 346 401 458 519 583 647 715 786 8 0 114 161 211 262 316 372 431 492 557 622 692 764 837 8 6 123 174 227 281 339 399 461 528 595 664 738 812 891 9 0 132 186 241 301 362 426 492 562 632 707 783 861 941 QUANTITIES IN BRIDGE PIERS. 87 TABLE 44. —BRIDGE PIERS WITH OR WITHOUT CUTWATERS FORDECK PLATE GIRDERS. BaBe of Bail. If this base does not giveBufiBcient area for piling re-quired, the area may he in-creased by steps as shown by dotted lines, minimum distanceM-C. toe. piles=26 J)l6tance c. of pile to edge of ma6onry=l6abt. Miaximum load per pile=40,000 lbs. Fig. 19a. QxTANTrrrES, Cubic Yards in One Pier -without Cutwaters for D. P. G. Spans. A = 16 0. T. Width B. 40 50 60 70 80 90 100 12 35 43 50 58 65 72 80 14 41 50 58 67 76 84 93 16 47 h1 67 77 87 97 107 18 54 65 77 88 99 111 122 20 61 74 86 99 111 124 137 22 68 82 96 110 124 138 152 24 76 91 107 122 137 153 168 26 84 100 117 133 150 167 184 28 92 110 128 146 163 181 200 30 101 120 139 159 178 197 216 • 32 110 131 151 172 193 213 233 34 119 141 163 185 207 229 251 36 128 152 175 199 223 246 269 38 138 163 188 213 238 263 287 40 148 175 201 227 253 279 305 42 158 186 214 242 269 297 324 44 169 198 228 257 286 315 344 46 180 211 242 273 303 334 364 48 191 223 255 287 320 352 384 50 , 203 237 270 304 338 372 40
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Keywords: ., bookauthororrockjohnwilson1870, bookcentury1900, bookdecade1910
