Guidelines for the Design of Interchanges in Urban Areas (First Revision)

IRC 92:2017 provides comprehensive guidelines for the planning, design, and implementation of urban interchanges in India. It addresses geometric design, traffic considerations, safety, multimodal integration including pedestrian and bicycle accommodations, and environmental aspects such as noise barriers and landscaping. This standard is essential for highway engineers, urban planners, and transport authorities involved in developing safe, efficient, and context-sensitive interchange solutions in urban and suburban settings.

15Sections

147Clauses Indexed

✓AI Search Ready

2017Edition

Roads and Bridges IRC- Indian road congress Category

What This Standard Covers

Key Topics Covered

✓Planning considerations for interchange location and spacing

✓Types of interchanges including diamond, cloverleaf, trumpet, stack, and diverging diamond

✓Geometric design elements such as ramps, grade, profile, and cross-section

✓Traffic studies and level of service evaluation

✓Weaving, merging, and diverging traffic flow management

✓Safety considerations including collision control and sight distance

✓Accommodation of pedestrians and bicycles through interchanges

✓Design vehicles and access management

✓Multimodal transit integration

✓Illumination and visibility standards

✓Noise pollution barriers and environmental mitigation

✓Landscaping and aesthetic improvements

✓Drainage, signage, and maintenance practices

Table of Contents

1Introduction▼