. The use of the strain gage to determine stresses in steel structures . 99. Plate E4. Taking Otservations under Load-on the63d Elevated Hailway. 100 TaLle ST. ELEVATED RAILROAD Test Readings for stress in Diagonal UsL? per us 3 AverageTwo Trusses line Time j DIN J _ P_2N_J D4N : DIG : ^ D2 S_ J D3S : D4S Load off : 11:45 : 0280 : 0755 : 0467 : 3905 : 1080 : 0425 : 1800 : Load on : 12:10 : 0330 : 0765 ; 1125 : 0405 : 1850 : 0440 Load off : 12:85 : 0300 0750 : 0525 :3890 : 1078 • :0405 : •0410 Di fference; . : Correction :+ •-3
. The use of the strain gage to determine stresses in steel structures . 99. Plate E4. Taking Otservations under Load-on the63d Elevated Hailway. 100 TaLle ST. ELEVATED RAILROAD Test Readings for stress in Diagonal UsL? per us 3 AverageTwo Trusses line Time j DIN J _ P_2N_J D4N : DIG : ^ D2 S_ J D3S : D4S Load off : 11:45 : 0280 : 0755 : 0467 : 3905 : 1080 : 0425 : 1800 : Load on : 12:10 : 0330 : 0765 ; 1125 : 0405 : 1850 : 0440 Load off : 12:85 : 0300 0750 : 0525 :3890 : 1078 • :0405 : •0410 Di fference; . : Correction :+ • :+ • 0 : 4-1,0 :+ •+ Corrected • Di fference :3. 5 • :+ :-l,0 Stress ;2100C :780C * r- ^2880 isOOC :2700C :6C0T :3600C :1680C Average per bar- : 1440C . : 1C50C : 264UC 1590C 1845C 1680 101 ?al)lc ST. ELEVATED R/.INROADTest Readings for Top Chord Stresses Averageper bar Averageper truss GageLine Time : TCIN : TC2N : TC3N : TC4N : TC IS: TC2S : TC3S Load off: 10:35 : : : : : : : Load on :
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Keywords: ., bookcentury1900, bookdecade1910, booksubjecttheses, bookyear1914
