In the name of of Allah the Merciful

Prestressed Concrete

Warner Foster, Kilpatrick Gravina, 9780655706397, 9780655706403, 978-0655706397, 978-0655706403

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English | 2022 | PDF

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Title Page
Chapter 1: Introduction
1.1: Prestressed concrete
1.2: Prestressing as a design option
1.3: Use of high-strength tendons and cables
1.4: Methods of prestressing
1.5: Anchorage and bond of tendons
1.6: Cable profile and level of prestress
1.7: References
Chapter 2: Properties of materials
2.1: Introduction
2.2: Properties of prestressing steel
2.3: Properties of reinforcing steel
2.4: Strength properties of concrete
2.5: Short-term deformation of concrete
2.6: Shrinkage of concrete
2.7: Creep of concrete under constant stress
2.8: Concrete creep under varying stress
2.9: References
Chapter 3: Methods of design and analysis
3.1: The structural design process
3.2: Design objectives and design criteria for prestressed concrete
3.3: Design criteria and structural reliability
3.4: AS 3600 design checks for prestressed concrete
3.5: The critical stress method of design
3.6: Methods of analysis
3.7: Strut-and-tie modelling and stress-fields
3.8: References
Chapter 4: Flexural behaviour of uncracked members
4.1: Introduction
4.2: Short-term behaviour of uncracked beams
4.3: Equivalent load concept
4.4: Load balancing
4.5: Creep and shrinkage effects in beams
4.6: Analysis of creep and shrinkage effects
4.7: Deflections of uncracked beams
4.8: References
Chapter 5: Flexural behaviour in the post-cracking range
5.1: Cracking moment
5.2: Post-cracking flexural behaviour
5.3: Elastic analysis for a rectangular cracked section
5.4: The effect of prior creep and shrinkage
5.5: Cracked section analysis: general trial-and-error method
5.6: Non-linear analysis at high overload
5.7: Moment-curvature and stress-moment relationships
5.8: Deflection calculations
5.9: Crack control
5.10: References
Chapter 6: Flexural strength analysis
6.1: Overload behaviour and ultimate strength
6.2: Assumptions for ultimate strength analysis
6.3: Rectangular section: calculation of ultimate moment
6.4: T- and I-sections: calculation of ultimate moment
6.5: Moment capacity with some steel not at yield
6.6: Effect of incomplete bond
6.7: General analysis by trial strain distributions
6.8: Stress in bonded tendons at ultimate
6.9: Design considerations
6.10: References
Chapter 7: Shear and torsion
7.1: Shear and torsion in prestressed concrete
7.2: Overload behaviour in shear and bending
7.3: Web reinforcement behaviour in the post-cracking range
7.4: Effect of prestress on behaviour in shear
7.5: Web-shear cracking load for prestressed members
7.6: Strength in shear
7.7: Design for shear according to AS 3600
7.8: Analysis and design for torsion
7.9: References
Chapter 8: Anchorage
8.1: Introduction
8.2: Simplified design approach for post-tensioned beams
8.3: Anchorage of pretensioning tendons
8.4: Design of end blocks using strut-and-tie modelling
8.5: References
Chapter 9: Loss of prestress
9.1: Types of losses
9.2: Elastic loss
9.3: Duct friction loss
9.4: Anchorage slip
9.5: Stress relaxation
9.6: AS 3600 calculation of deferred losses
9.7: Analytic methods for evaluating deferred losses
9.8: References
Chapter 10: Design procedures for statically determinate beams
10.1: Structural design
10.2: Choosing the type of construction
10.3: Choosing the cross-section
10.4: Choosing the prestressing details
10.5: Design steps
10.6: Discussion of key steps
10.7: Design criteria for serviceability
10.8: Design examples
10.9: References
Chapter 11: Continuous beams
11.1: Advantages of continuous construction
11.2: Effects of prestress in continuous beams
11.3: Calculating the effects of prestress by the equivalent load method
11.4: Cable profiles for continuous post-tensioned beams
11.5: Service load behaviour of continuous beams
11.6: Deflection calculations for continuous beams
11.7: Overload behaviour and flexural strength
11.8: Design procedure for continuous beams
11.9: References
Chapter 12: Slab systems
12.1: Introduction
12.2: Effects of prestress
12.3: Effects of prestress plus service load
12.4: Cracking
12.5: Deflections
12.6: Ultimate strength analysis
12.7: Design steps for prestressed slabs
12.8: References
Appendix A: Analysis of uncracked sections
A.1: Uncracked post-tensioned section with reinforcement
A.2: Uncracked pretensioned section with reinforcement
Appendix B: Creep and shrinkage in uncracked flexural members
B.1: Introductory note
B.2: Order-of-magnitude estimates of long-term deformations and prestress losses
B.3: One-step analysis with age-adjusted effective modulus
B.4: Step-by-step analysis
B.5: Approximate closed form equations for losses and deformations
B.6: Non-uniform shrinkage and creep
B.7: References
Appendix C: Effects of prior creep and shrinkage on flexural strength
C.1: Introduction
C.2: Short-term service load application
C.3: Effect on flexural strength
C.4: Concluding remarks
Appendix D: Elastic deflections and end rotations for single-span beams