Guidelines for Design and Construction of Segmental Bridges (First Revision) 2018 Edition
IRC SP 65 (2018) delivers detailed instructions for the structural design and building processes of segmental concrete bridges in India. It covers vital elements like prestressing methods, joint configurations, control of geometry, and durability strategies applicable to both bonded and unbonded tendon systems, ensuring bridges meet the required strength and longevity standards under local conditions.
15Sections
144Clauses Indexed
✓AI Search Ready
2018Edition
Roads and Bridges IRC- Indian road congress Category
IRC SP 65 (2018) delivers detailed instructions for the structural design and building processes of segmental concrete bridges in India. It covers vital elements like prestressing methods, joint configurations, control of geometry, and durability strategies applicable to both bonded and unbonded tendon systems, ensuring bridges meet the required strength and longevity standards under local conditions.
Audience
Who Uses This Standard
Bridge structural designers
Civil structural engineers
Construction site managers
Experts in prestressing technology
Engineers responsible for quality assurance
Government officials planning infrastructure
Bridge engineering consultants
Contents
Key Topics Covered
✓Prestressing techniques specific to segmental bridges
✓Handling and types of precast segments
✓Design and execution of various joint systems including epoxy and cast-in-place stitches
✓Maintaining geometric accuracy during erection
✓Permissible stress levels and deflection criteria
✓Design considerations for shear, torsional, and flexural forces
✓Installation and utilization of deviator blocks
✓Methods for waterproofing bridge decks
✓Protection against corrosion for external tendons
✓Procedures for splicing and coupling prestressing cables
✓Use of temporary supports and step-by-step erection protocols
✓Specifications for materials like ducts and epoxy resin
✓Quality control measures and mock-up testing practices
Structure
Table of Contents
1Introduction and Scope
2Fundamentals of Design Approach
3Material Specifications and Stress Limits
4Prestressing Configurations and Tendon Layouts
5Fabrication Methods and Segment Handling Techniques
6Classification and Design of Joints
7Control of Geometry and Construction Tolerances
8Design Criteria for Ultimate and Serviceability States
9Considerations for Shear, Torsion, and Flexure Design
10Details on Deviator Blocks and Anchorage Systems
11Deck Slab Waterproofing and Durability Provisions
12Guidelines for Splicing and Coupler Installation
13Procedures for Temporary Supports and Bridge Erection
14Corrosion Prevention Techniques for External Tendons
15Quality Assurance and Prototype Testing
Frequently Asked
Popular Questions About IRC SP 65
?What are the required minimum concrete strengths before moving segments?▼
Detailed answer not available.
?Which joint types does the code recommend for segmental precast bridges?▼
Detailed answer not available.
?How is corrosion protection for external tendons addressed in the standard?▼
Detailed answer not available.
?What instructions does the standard provide regarding prestressing coupler placement and staggering?▼
Detailed answer not available.
?What are the prescribed methods for applying waterproofing on bridge decks according to the code?▼
Detailed answer not available.
✦
Need Detailed Clause Answers?
Ask AI about any clause, requirement, or provision in IRC SP 65. Get instant, clause-cited responses powered by our indexed library.