- 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