Development of Presressing Strand in Pretensioned Memebers


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Title: Development of Presressing Strand in Pretensioned Memebers

Author(s): Leslie D. Marin and Norman L. Scott

Publication: Journal Proceedings

Volume: 73

Issue: 8

Appears on pages(s): 453-456

Keywords: bond (concrete to reinforcement) : building codes; embedment: hollow core slabs: precast concrete:prestressed concrete: prestressing : prestressing steels; pretensioning; spans:stress transfer; structural analysis; structural design.

Date: 8/1/1976

Presents a proposed revision to the ACI 318 development length requirements for prestressing strand. An approach for designing precast, pretensioned units for spans too short to provide an embedment length which will develop the full strength of the strand is also presented.