Congressional serial set Volume 2163

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1884 Excerpt: ...web ".28 3.774 Channel B, 20-8", 265 pounds, web ".28 3.847 7.621 Failed by deflecting horizontally and downward. Loads continued till horizontal deflection reached 2", the vertical deflection now--".53. Channel A on concave side. Pin holes of inside eye-plates elongated ".02 each. Pin holes of outside eye-plates elongated about ".00J each. No. 1648. (Tested with pins horizontal, parallel to webs of channel-bars.) Length, center to center, of 3¿ pins, 319".90 = 26' 7".90. Gauged length, 260". Weight, including two sets of eye-plates, 1,265 pounds. Counter-weight at middle, 600 pounds. Distance between channels, 7".92. Sectional area. Square inches. Channel A, 27' 4", 350 pounds, web ".26 3.841 Channel B, 27' 4", 352 pounds, web ".30 3.864 7.705 Slip of eye-plates, measured in 10-minufe section, as shown on sketch. No. 1649. (Tested with pins horizontal, parallel to webs of channel bars.) Length, center to center, of 34" pins, 319".S5 = 26' 7".85. Gauged length, 260". Weight, including two sets of eye-plates, 1,255 pounds. Counter-weight at middle, 000 pounds. Distance between channels, 7".85. Sectional area. Square inches. Channel A, 27' 4", 347 pounds, web, ".88 3.809 Channel B, 27' 4", 352 pounds, web, ".28 3. 8C4 7.673 Slip of eye-plates measured in 10-inch section. Loads applied. Compre 8 Comprea-»ion sets. Pounds. 10, 000 20,000 30, 000 40, 000 50, ??? 60, OU0 70,000 80, 000 90,000 100,000 10,000 110,000 120, 000 130, 000 140, ??? 160,000 160, 000 170,000 1 «0,000 190,000 200,000 10,000 205, 000 210,000 215,000 220, 000 225, 000 226, 000 228,300 229, 200 Deflected in diagonal directio...