Application of the strength design method for flexural members at prestress transfer

被引:4
|
作者
Noppakunwijai, P [1 ]
Tadros, MK [1 ]
Sun, CB [1 ]
机构
[1] Univ Nebraska, Dept Civil Engn, Omaha, NE 68182 USA
来源
PCI JOURNAL | 2003年 / 48卷 / 05期
关键词
beams; computer method; design (structural); design aid; double tees; flexural members; inverted tee beams; I-beams; precast concrete; prestressed concrete; reinforcement; spreadsheet; strength design;
D O I
10.15554/pcij.09012003.62.74
中图分类号
TU [建筑科学];
学科分类号
0813 ;
摘要
This paper illustrates the application of the theory presented in "Strength Design of Pretensioned Flexural Concrete Members at Prestress Transfer," published in the January-February 2601 PCI JOURNAL. That paper recommended that working stress design of prestressed members at time of transfer of prestress to concrete be replaced with strength design. This paper shows how this theory could be implemented using a standard spreadsheet program,, such as,Microsoft Excel. A parametric study justifying relaxation of the load and resistance factors proposed in the earlier paper is summarized. Applications to standard products such as I-beams, inverted tee beams and double tee products are given.
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页码:62 / +
页数:14
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