Use of 0.7-in. Diameter Strands in Precast Pretensioned Girders (2022) / Chapter Skim
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141 Conclusions and Proposals 5.1 Conclusions An integrated multilevel analytical and experimental research program was conducted to investigate the potential benefits, fabrication challenges, and design issues of using 0.7-in. strands in pretensioned girders.
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142 Use of 0.7-in. Diameter Strands in Precast Pretensioned Girders strands.
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Conclusions and Proposals 143 strands twist while being pulled out. Workers need to be informed that 0.7-in.
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144 Use of 0.7-in. Diameter Strands in Precast Pretensioned Girders flange from the end of the beam for a distance not less than 1.5d beyond the termination of the longest debonded length.
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Conclusions and Proposals 145 fy,tie = yield strength of tie reinforcement (ksi) hb = depth of bottom bulb (in.)
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