Indian Standards (IS) Codes

Access the key Indian Standards engineering codes widely referenced and used for design compliance in Nepal.

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IS 456:2000Reaffirmed

Plain and Reinforced Concrete - Code of Practice

The fundamental code of practice for structural concrete design in India and Nepal, covering materials, design methods (limit state and working stress), and detailing.

Edition: 2000Read Code Online
IS 800:2007Reaffirmed

General Construction in Steel - Code of Practice

Specifies limit state design rules, safety factors, connections (bolted/welded), and detailing regulations for hot-rolled steel frame structures.

Edition: 2007Read Code Online
IS 1893 (Part 1):2016Revised

Criteria for Earthquake Resistant Design of Structures

Defines guidelines for analyzing earthquake-induced forces, design acceleration response spectra, zone factors, and dynamic calculation methods.

Edition: 2016Read Code Online
IS 13920:2016Revised

Ductile Detailing of Reinforced Concrete Structures subjected to Seismic Forces

Provides mandatory structural detailing rules for reinforcement bars in slabs, beams, columns, and joints to ensure high seismic energy absorption.

Edition: 2016Read Code Online
IS 875 (Part 1):1987Reaffirmed

Design Loads (Other than Earthquake) - Dead Loads

Prescribes unit weights and structural density constants for building materials, structural components, and stored agricultural or industrial goods.

Edition: 1987Read Code Online
IS 875 (Part 2):1987Reaffirmed

Design Loads (Other than Earthquake) - Imposed Loads

Defines standard live loads (occupancy loads) for residential, commercial, industrial, educational, and institutional structures.

Edition: 1987Read Code Online
IS 875 (Part 3):2015Revised

Design Loads (Other than Earthquake) - Wind Loads

Details wind velocity parameters, wind load coefficients, structural shape factors, and dynamic wind analysis procedures for high-rise buildings.

Edition: 2015Read Code Online
IS 875 (Part 4):1987Reaffirmed

Design Loads (Other than Earthquake) - Snow Loads

Provides calculations for snow accumulation forces on flat or sloped roof structures, crucial for building designs in Hilly and Himalayan regions.

Edition: 1987Read Code Online
IS 875 (Part 5):1987Reaffirmed

Design Loads (Other than Earthquake) - Special Loads & Load Combinations

Specifies load integration rules, temperature effect models, soil pressures, structural testing combinations, and ultimate safety limit checks.

Edition: 1987Read Code Online
IS 10262:2019Revised

Concrete Mix Proportioning - Guidelines

Step-by-step trial mix calculation guidelines for designing ordinary, standard, and high-strength concrete mixes including mineral admixtures.

Edition: 2019Read Code Online
IS 2911 (Part 1/Sec 1):2010Reaffirmed

Design & Construction of Pile Foundations - Concrete Piles

Outlines standard structural and geotechnical calculations, concrete mix requirements, load testing, and detailing for bored cast-in-situ concrete piles.

Edition: 2010Read Code Online
IS 1905:1987Reaffirmed

Structural Use of Unreinforced Masonry - Code of Practice

Specifies rules for load-bearing brick wall structural capacities, permissible stresses, thickness limits, and structural jointing layouts.

Edition: 1987Read Code Online
IS 4326:2013Reaffirmed

Earthquake Resistant Design & Construction of Buildings - Guidelines

Simplified rules for placing seismic bands, vertical steel reinforcement bars, masonry wall tying ties, and corner reinforcing in small residential houses.

Edition: 2013Read Code Online

Disclaimer: Indian Standard codes (IS codes) are published by the Bureau of Indian Standards (BIS). Practicing structural engineers in Nepal frequently use them in conjunction with the NBC. Please ensure municipal bylaws permit the use of specific standards for structural analysis.

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