BT 96-DL - AASHTO Section BT 96 LOAD STAGE 2 f'ci = 1131...

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Unformatted text preview: AASHTO Section BT 96 LOAD STAGE 2 f'ci = 1131 in2 A = I = yb = St = hf = 7.5 in 1205 plf wD = L = xtp = w SD = 100 ft 874 plf w L = 0 plf 96 in h = Location & e x/L x (ft) 0.00 0.03 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 0.97 1.00 (in) 0.00 3.00 10.00 20.00 30.00 40.00 50.00 60.00 70.00 80.00 90.00 97.00 100.00 45.97 45.97 45.97 45.97 45.97 45.97 45.97 45.97 45.97 45.97 45.97 45.97 45.97 ALLOWED STRESSES ACI PCI COMP TENSION COMP ­1575 ­1575 ­1575 ­1575 6 6 6 6 ftop (k­ft) (psi) 0 175 542 964 1265 1446 1506 1446 1265 964 542 175 0 0 205 39 ­152 ­288 ­370 ­397 ­370 ­288 ­152 39 205 0 162 ksi 45.97 in ec = 334.6 kips fbot (psi) 186.91 ksi ee = 45.97 in 24.47 Transfer Md 270 ksi fpe = (20%) 0.28 270 kips Ftr = e 1.84 in2 ftr = (7.7%) 25 in fpu 0.15 in2 fpu = 44 in 26514 in 3 0.5 in Aps = 0.8 bf = 25995 in3 12 Ab = 750 psi b1 = 47.53 in xxxx # of Strands = db = 10000 psi fr = 48.47 in Sb = 3500 psi f'c = 1308330 in4 yt = Strands Msus 0 ­807 ­637 ­443 ­303 ­220 ­192 ­220 ­303 ­443 ­637 ­807 0 (k­ft) Service Fe = ftop 0 302 936 1663 2183 2495 2599 2495 2183 1663 936 302 0 fbot (psi) (psi) 0 116 ­171 ­500 ­735 ­876 ­923 ­876 ­735 ­500 ­171 116 0 297.4 0 ­649 ­357 ­21 219 363 411 363 219 ­21 ­357 ­649 0 TRANSFER Bottom Fiber Top Fiber TENSION (psi) (psi) Ftr/A Ftr*e/Sb Md/Sb Ftr/A Ftr*e/St ­2450 444 ­295.84 ­591.71 0.00 ­295.84 580.13 ­2450 444 ­295.84 ­591.71 80.94 ­295.84 580.13 ­2450 177 ­295.84 ­591.71 250.32 ­295.84 580.13 ­2450 177 ­295.84 ­591.71 445.01 ­295.84 580.13 ­1575 ­1575 ­1575 ­1575 ­1575 ­1575 ­1575 ­1575 ­1575 6 6 6 6 6 6 6 6 6 ­2450 ­2450 ­2450 ­2450 ­2450 ­2450 ­2450 ­2450 ­2450 177 177 177 177 177 177 177 444 444 ­295.84 ­295.84 ­295.84 ­295.84 ­295.84 ­295.84 ­295.84 ­295.84 ­295.84 ­591.71 ­591.71 ­591.71 ­591.71 ­591.71 ­591.71 ­591.71 ­591.71 ­591.71 584.07 667.51 695.33 667.51 584.07 445.01 250.32 80.94 0.00 ­295.84 ­295.84 ­295.84 ­295.84 ­295.84 ­295.84 ­295.84 ­295.84 ­295.84 580.13 580.13 580.13 580.13 580.13 580.13 580.13 580.13 580.13 ACI mid comp end 2100 177 355 2450 2450 177 tension 2450 444 PCI comp tension Craking Ultimate kips Mtot ftop fbot Mcr dp (k­ft) (psi) (psi) (k­ft) (in) 0 302 936 1663 2183 2495 2599 2495 2183 1663 936 302 0 Md/Sb 0 ­79.35 ­245.42 ­436.3 0 116 ­171 ­500 ­735 ­876 ­923 ­876 ­735 ­500 ­171 116 0 0 ­649 ­357 ­21 219 363 411 363 219 ­21 ­357 ­649 0 0 3334 3334 3334 3334 3334 3334 3334 3334 3334 3334 3334 0 ALLOWED STRESSES ACI PCI COMP TENSION COMP ­4500 ­4500 ­4500 ­4500 750 750 750 750 ­4500 ­4500 ­4500 ­4500 Pp 93.50 93.50 93.50 93.50 93.50 93.50 93.50 93.50 93.50 93.50 93.50 93.50 93.50 SERVICE TENSION 1200 1200 1200 1200 0.00045 0.00045 0.00045 0.00045 0.00045 0.00045 0.00045 0.00045 0.00045 0.00045 0.00045 0.00045 0.00045 fps T a (ksi) (kips) (in) 0.00 268.86 268.86 268.86 268.86 268.86 268.86 268.86 268.86 268.86 268.86 268.86 0.00 0.00 493.63 493.63 493.63 493.63 493.63 493.63 493.63 493.63 493.63 493.63 493.63 0.00 0.00 1.32 1.32 1.32 1.32 1.32 1.32 1.32 1.32 1.32 1.32 1.32 0.00 ­572.64 ­654.45 ­681.72 ­654.45 ­572.64 ­436.3 ­245.42 ­79.35 0 ­4500 ­4500 ­4500 ­4500 ­4500 ­4500 ­4500 ­4500 ­4500 750 750 750 750 750 750 750 750 750 ­4500 ­4500 ­4500 ­4500 ­4500 ­4500 ­4500 ­4500 ­4500 1200 1200 1200 1200 1200 1200 1200 1200 1200 c/dp ASmax Mn Asmin ϕ for TCS ɸMn c/dp≤3/8 (k­ft) ϕMn≥1.5Mcr c/dp≤3/7 (k­ft) 0.00 OK 0 0.90 0 NG 0.02 OK 3819 0.90 3437 NG 0.02 OK 3819 0.90 3437 NG 0.02 OK 3819 0.90 3437 NG 0.02 OK 3819 0.90 3437 NG 0.02 OK 3819 0.90 3437 NG 0.02 OK 3819 0.90 3437 NG 0.02 OK 3819 0.90 3437 NG 0.02 OK 3819 0.90 3437 NG 0.02 OK 3819 0.90 3437 NG 0.02 OK 3819 0.90 3437 NG 0.02 OK 3819 0.90 3437 NG 0.00 OK 0 0.90 0 NG Mu (k­ft) 0 362.99 1122.66 1995.84 2619.54 2993.76 3118.5 2993.76 2619.54 1995.84 1122.66 362.99 0 Top and Bottom Fiber Stresses at Transfer (PCI 8DT24; 128­D1) 1000 500 Column E Column F Column A Column B Column C Column D 0 -500 Stresses (psi) -1000 -1500 -2000 -2500 -3000 0.00 0.20 0.40 0.60 0.80 1.00 x/L Bottom Fiber Component Stresses at Transfer (PCI 8DT24; 128­D1) 1000 Column E Column F Column A Column B Column C Column D 500 0 -500 Stresses (psi) -1000 -1500 -2000 Column F Column G -2500 -3000 0.00 0.20 0.40 0.60 0.80 1.00 x/L Bottom Fiber Component Stresses at Transfer (PCI 8DT24; 128­D1) 1000 Column E Column F Column A Column B Column C Column D Column H Column I Column J 500 0 -500 Stresses (psi) -1000 -1500 -2000 -2500 -3000 0.00 0.20 0.40 x/L 0.60 0.80 1.00 Stresses (psi) Column C Column D Column H Column I Column J -1000 -1500 -2000 -2500 -3000 0.00 0.20 0.40 0.60 0.80 1.00 x/L Top and Bottom Fiber Stresses Sustained Loads (PCI 8DT24; 128­D 2000 1000 Column H Column I Column K Column L Column M Column N 0 -1000 Stresses (psi) -2000 -3000 -4000 -5000 0.00 0.20 0.40 0.60 0.80 1.00 x/L Top and Bottom Fiber Stresses Full Loads (PCI 8DT24; 128­D1) 2000 1000 Column K Column L Column K Column L Column M Column N 0 -1000 Stresses (psi) -2000 -3000 -4000 -5000 0.00 0.20 0.40 0.60 0.80 1.00 x/L Cracking Moment & Service Level Moments (PCI 8DT24; 128­D1) 4000 3500 3000 2500 Moment (k­ft) 2000 1500 1000 500 0 Column G Column J Column M 3500 3000 2500 Moment (k­ft) Column G Column J Column M 2000 1500 1000 500 0 0.00 0.20 0.40 0.60 x/L 0.80 1.00 1.20 8DT24; 128­D1) Column E Column F Column A Column B Column C Column D Flexural Strength & Factored Moments (PCI 8DT24; 128­D1) 4000 3500 3000 2500 Moment (k­ft) I 8DT24; 128­D1) lumn E lumn F lumn A lumn B lumn C lumn D lumn F lumn G I 8DT24; 128­D1) lumn E lumn F lumn A lumn B lumn C lumn D lumn H lumn I lumn J Column Y Column W 2000 1500 1000 500 0 0.00 0.20 0.40 x/L 0.60 0.80 1.00 lumn C lumn D lumn H lumn I lumn J PCI 8DT24; 128­D1) Column H Column I Column K Column L Column M Column N 8DT24; 128­D1) Column K Column L Column K Column L Column M Column N 8DT24; 128­D1) olumn G olumn J olumn M olumn G olumn J olumn M T24; 128­D1) lumn Y lumn W Top and Bottom Fiber Stresses at Transfe 500 0 -500 Stresses (psi) -1000 -1500 -2000 0.00 0.10 0.20 0.30 0.40 0.50 x/L 0.60 0.70 0.80 esses at Transfer Column E Column F Column A Column B 0.60 0.70 0.80 0.90 1.00 Bottom Fiber Component Stresses at Tr 1000 500 0 Stresses (psi) -500 -1000 -1500 -2000 0.00 0.10 0.20 0.30 0.40 0.50 x/L 0.60 0.70 nt Stresses at Transfer Column E Column F Column A Column B Column F Column G .50 0.60 0.70 0.80 0.90 1.00 Bottom Fiber Component Stresses at Tran 1000 500 0 Stresses (psi) -500 -1000 -1500 -2000 0.00 0.10 0.20 0.30 0.40 0.50 x/L 0.60 0.70 0. Stresses at Transfer Column E Column F Column A Column B Column H Column I Column J 0.60 0.70 0.80 0.90 1.00 Top and Bottom Fiber Stresses Sustain 2000 1000 0 -1000 Stresses (psi) -2000 -3000 -4000 -5000 0.00 0.10 0.20 0.30 0.40 0.50 x/L 0.60 0.70 tresses Sustained Loads Column H Column I Column K Column L 0.50 x/L 0.60 0.70 0.80 0.90 1.00 Top and Bottom Fiber Stresses Fu 2000 1000 0 -1000 Stresses (psi) -2000 -3000 -4000 -5000 0.00 0.10 0.20 0.30 0.40 0.50 x/L 0.60 iber Stresses Full Loads Column K Column L Column K Column L 0.50 x/L 0.60 0.70 0.80 0.90 1.00 Cracking Moment & Service Level Mom 4000 3500 3000 2500 Moment (k­ft) 2000 1500 1000 500 0 0.00 0.10 0.20 0.30 0.40 0.50 x/L 0.60 0.70 0 rvice Level Moments Column G Column J Column M 0 0.60 0.70 0.80 0.90 1.00 Flexural Strength & Factored Mome 4000 3500 3000 2500 Moment (k­ft) 2000 1500 1000 500 0 0.00 0.10 0.20 0.30 0.40 0.50 x/L 0.60 0.70 Factored Moments Column Y Column W 0.50 /L 0.60 0.70 0.80 0.90 1.00 ...
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