Geometric Design Standards for Urban Roads and Streets (First Revision)
2018 الطبعة

The 2018 edition of IRC 86 establishes detailed geometric design guidelines tailored for urban roads and streets in India. It caters to various users such as pedestrians, cyclists, and motor vehicles, assisting engineers and planners in creating safe, accessible, and eco-friendly urban thoroughfares. The standard emphasizes equitable road space distribution and prioritizes accessibility alongside mobility.

15الأقسام

143البنود المفهرسة

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2018الطبعة

Roads and Bridges IRC- Indian road congress الفئة

ما يغطيه هذا المعيار

من يستخدم هذا المعيار

Engineers specializing in urban road design

Municipal and city urban planners

Traffic and transport engineering professionals

Consultants in highways and infrastructure development

Officials from municipal and urban local bodies

Experts in road safety evaluation

Specialists in non-motorized transportation

المواضيع الرئيسية المغطاة

✓Urban road and street categorization

✓Terrain-specific design speed criteria

✓Alignment design including horizontal and vertical profiles

✓Components of cross-section such as medians and shoulders

✓Design of pedestrian pathways and footpaths

✓Infrastructure for non-motorized vehicles and cycling lanes

✓Application of super elevation and carriageway widening on curves

✓Design parameters for sight distance and vertical curves

✓Incorporation of landscaping and street furniture spaces

✓Pedestrian crossing designs and protective guardrails

✓Accessibility standards for elderly and differently-abled persons

✓Considerations for safety, comfort, and environmental impact

✓Design procedures for underpasses and public utility integration

✓Combining mobility, accessibility, and ecological design principles

✓Typical cross-sectional layouts for different road types and terrains

جدول المحتويات

1Scope of the Guidelines

2Urban Road and Street Classification

3Criteria for Design Speeds

4Fundamental Design Principles and Controls

5Pedestrian Infrastructure and Footpath Specifications

6Tracks for Non-Motorized Vehicles

7Sight Distance Requirements and Vertical Curve Planning

8Super Elevation Techniques and Pavement Widening on Curves

9Vertical Alignment and Summit Curve Design

10Vehicle Underpass Design

11Public Utility Layout and Design

12Topographical Information Use

13Software Tools for Geometric Design

Annexure IRecommendations for Grade-Separated Pedestrian and Cycling Paths

Annexure IIDiagrammatic Methods for Achieving Super Elevation

الأسئلة الشائعة حول IRC 86

?What design speeds are suggested for various urban road categories and terrains?▼