IRC 862018AI Search Enabled✦ AI Generated

Geometric Design Standards for Urban Roads and Streets (First Revision)

IRC 86 (2018) provides comprehensive geometric design standards for urban roads and streets in India, addressing the needs of diverse road users including pedestrians, cyclists, and motorized traffic. It guides engineers and urban planners in designing safe, accessible, and environmentally sustainable urban roadways across various terrains and road classifications, promoting balanced allocation of road space and prioritizing accessibility over mobility.

15Sections
143Clauses Indexed
✓AI Search Ready
2018Edition
Roads and Bridges IRC- Indian road congress Category
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Overview

What This Standard Covers

IRC 86 (2018) provides comprehensive geometric design standards for urban roads and streets in India, addressing the needs of diverse road users including pedestrians, cyclists, and motorized traffic. It guides engineers and urban planners in designing safe, accessible, and environmentally sustainable urban roadways across various terrains and road classifications, promoting balanced allocation of road space and prioritizing accessibility over mobility.

Audience

Who Uses This Standard

  • Urban Road Design Engineers
  • City Planners
  • Traffic and Transportation Engineers
  • Highway and Infrastructure Consultants
  • Municipal and Urban Local Body Officials
  • Road Safety Auditors
  • Non-Motorized Transport (NMT) Specialists

Contents

Key Topics Covered

✓Classification of Urban Roads and Streets
✓Design Speeds for Different Terrains
✓Horizontal and Vertical Alignment
✓Cross-Sectional Elements including Medians and Shoulders
✓Pedestrian Facilities and Footpath Design
✓Non-Motorized Vehicle (NMV) Tracks and Cycling Infrastructure
✓Super Elevation and Pavement Widening on Curves
✓Sight Distance and Vertical Curve Design
✓Landscaping and Street Furniture Zones
✓Pedestrian Crossings and Guardrails
✓Accessibility for Persons with Disabilities and Elderly
✓Safety, Comfort, and Ecological Considerations
✓Design Guidelines for Underpasses and Public Utilities
✓Integration of Mobility, Accessibility, and Ecology Principles
✓Typical Cross Sections for Various Road Classes and Terrains

Structure

Table of Contents

1Scope▼

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2Classification of Urban Roads and Streets▼

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3Design Speed▼

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4General Considerations and Design Controls▼

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5Pedestrian Facilities and Footpath Design▼

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6Non-Motorized Vehicle Tracks▼

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7Sight Distance and Vertical Curve Design▼

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8Super Elevation and Pavement Widening on Curves▼

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9Vertical Alignment and Summit Curves▼

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10Underpass for Vehicles▼

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11Design of Public Utilities▼

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12Topographical Data▼

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13Geometric Design Software▼

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Annexure IGuidelines for Grade-Separated Pedestrian and Cycling Facilities▼

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Annexure IISchematic Diagram Showing Different Methods of Attaining Super Elevation▼

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Frequently Asked

Popular Questions About IRC 86

?What are the recommended design speeds for different classes of urban roads and terrains?▼

Detailed answer not available.

?How does IRC 86 address pedestrian accessibility and safety in urban road design?▼

Detailed answer not available.

?What are the guidelines for designing non-motorized vehicle tracks according to this standard?▼

Detailed answer not available.

?How should super elevation and carriageway widening be applied on horizontal curves?▼

Detailed answer not available.

?What provisions does the standard include for landscaping and street furniture zones?▼

Detailed answer not available.

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