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Author
Gales, J. | Bisby, L. A. | MacDougall, C. | MacLean, K.
Title
Transient High-Temperature Stress Relaxation of Prestressing Tendons in Unbonded Construction.
Coporate
Queens Univ., Kingston, Ontario K7L 3N6, Canada Edinburgh Univ., Scotland Read Jones Christoffersen Ltd., Toronto, Ontario M5J 2L7, Canada
Journal
Fire Safety Journal, Vol. 44, No. 4, 570-579, May 2009
Keywords
construction | high temperature | stress (mechanics) | steels | slabs (members) | fire endurance | thermal creep | equations | tests | validation | experiments | computer programs | concretes | ASTM E 119
Identifiers
prestressing steel; post-tensioned slabs; high temperature creep; stress relaxation; unbonded construction; residual capacity; unbonded post-tensioned (UPT) flat plate concrete slabs; modeling transient thermal creep and stress relaxiation at high temperature; intial prestress level; concrete cover to the prestressed reinforcement; ratio of heated length to total length of tendon; flexural capacity