Tests of large bridge columns. . 0 0 0 0 + .0008 + .0032 0 + .0008+.0028+ .0036 0 + .0008+ .0016+.0037 0 0 0 Load,pounds Load inpounds per square inch 31 32 33 34 • 96 010960 100 1 920 200 2 880 300 100010 00020 00030 000 0 0 + .0009+ .0015+.0015 0 +.0001+.0005+. 0016 0 +.0005+ .0007+.0013 a Probably the initial gauge reading was in error. b Maximum load. Scaling at 2 960 000 pounds. Sudden failure at lower end. Note.—Stations 1 to 4, inclusive
Tests of large bridge columns. . 0 0 0 0 + .0008 + .0032 0 + .0008+.0028+ .0036 0 + .0008+ .0016+.0037 0 0 0 Load,pounds Load inpounds per square inch 31 32 33 34 • 96 010960 100 1 920 200 2 880 300 100010 00020 00030 000 0 0 + .0009+ .0015+.0015 0 +.0001+.0005+. 0016 0 +.0005+ .0007+.0013 a Probably the initial gauge reading was in error. b Maximum load. Scaling at 2 960 000 pounds. Sudden failure at lower end. Note.—Stations 1 to 4, inclusive, give compressions in inches in gauge length of 80 inches. Other stationsgive elongations (±) in inches in gauge length of 8 inches. Tests of Large Bridge Columns 57 . a • • 12 • «\| *> II III I • n •i I • 18 • lIII f 2S . 26 . 27 22 23** 2-9 * 4=3 J J jX Note: SfmfrtnsS-C-l-V-S-W15and co arc *iecfyes of M/foWeb p fates; seeSecf/on 9-5 3 *> 29)tf IS 21 *•* W non «*. -* Ph. 10 «-<r <-K». 1 u
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