Guidelines for Design and Construction of Segmental Bridges (First Revision)
IRC SP 65 (2018) provides comprehensive guidelines for the design and construction of segmental concrete bridges in India. It addresses critical aspects such as prestressing techniques, joint types, geometry control, and durability measures, tailored for both internal bonded and external unbonded tendon systems. This standard is essential for engineers and construction professionals involved in planning, designing, and erecting segmental bridges to ensure structural integrity, serviceability, and longevity under Indian loading and environmental conditions.
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2018Edition
Roads and Bridges IRC- Indian road congress Category
IRC SP 65 (2018) provides comprehensive guidelines for the design and construction of segmental concrete bridges in India. It addresses critical aspects such as prestressing techniques, joint types, geometry control, and durability measures, tailored for both internal bonded and external unbonded tendon systems. This standard is essential for engineers and construction professionals involved in planning, designing, and erecting segmental bridges to ensure structural integrity, serviceability, and longevity under Indian loading and environmental conditions.
Audience
Who Uses This Standard
Bridge Design Engineers
Structural Engineers
Construction Project Managers
Prestressing Specialists
Quality Control Engineers
Government Infrastructure Planners
Consultants in Bridge Engineering
Contents
Key Topics Covered
✓Prestressing methods for segmental bridges
✓Types and handling of precast segments
✓Joint design including epoxy and cast-in-situ stitches
✓Geometry control during construction
✓Allowable stresses and deflection checks
✓Design provisions for shear, torsion, and flexure
✓Use and placement of deviator blocks
✓Waterproofing of deck slabs
✓Corrosion protection for external tendons
✓Splicing and coupler arrangements for prestressing cables
✓Temporary supports and erection procedures
✓Material specifications for ducts and epoxy
✓Quality assurance and mock-up testing
Structure
Table of Contents
1Scope▼
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2Basis of Design▼
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3Material Requirements and Allowable Stresses▼
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4Prestressing Systems and Tendon Arrangements▼
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5Segment Fabrication and Handling▼
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6Joint Types and Design▼
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7Geometry Control and Construction Tolerances▼
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8Design for Ultimate and Serviceability Limit States▼
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9Shear, Torsion, and Flexural Design Considerations▼
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10Deviator Blocks and Anchorage Details▼
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11Deck Waterproofing and Durability Measures▼
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12Splicing and Coupler Guidelines▼
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13Temporary Supports and Erection Procedures▼
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14Corrosion Protection of External Tendons▼
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15Quality Control and Mock-Up Testing▼
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Frequently Asked
Popular Questions About IRC SP 65
?What are the minimum concrete strength requirements before segment handling?▼
Detailed answer not available.
?Which types of joints are recommended for precast segmental bridges?▼
Detailed answer not available.
?How does the standard address corrosion protection for external tendons?▼
Detailed answer not available.
?What are the guidelines for prestressing coupler placement and staggering?▼
Detailed answer not available.
?How should deck waterproofing be applied according to IRC SP 65?▼
Detailed answer not available.
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