IS:1893-1984

( Reaffirmed 1998 )

lndian Standard
CRITERIA FOR EARTHQUAKE RESISTANT DESIGN OF STRUCTURES

(Fourth
First Reprint

Revision )
JULY 1999

UDC 699.841

: 624.042.7

0 Copyright

1986

BUREAU
MANAK

OF

INDIAN
9 BAHADUR

STANDARDS
SHAH ZAFAR MARG

BHAVAN,

NEW DELHI

110002

Gr 14

June 1986

IS t 1893 - 1984

Indian Standard
CRITERlA FOR EARTHQUAKE RESISTANT DESIGN OF STRUCTURES

( Fourth Revision )
Earthquake Engineering Sectional Committee, BDC 39
Chairman DR JAI KRISHNA 61 Civil Lines, Roorkee M#mb.ws
SHRI A. ANANTHAKRISRNAN

Rcprssenting

Ministry of Shipping and Transport ( Develop_ ment Wing j SRRI T. R. SUBRAM~NYAM ( Alternate) University of Roorkee, Roorkee DR A. S. ARYA DR A. R. CHANDRASEKARAN ( Alternate I ) DR BRIJESH CHANDRA ( Alternate II ) Ministry of Shipping and Transport ( Roads SHRI S. P. CHAKRABORTI Wing ) SHRI M. K. MUKHE~JEF: ( Alternate ) SIIRI T. A. E. D’SA Concrete Association of India, Bombay SHRI N. Cl. DU~UAL ( Alternate ) Central Water and Power Research Station, Pune DIRECTOR SHRI J. G. PADALE ( Alternate ) M. N. Dastur & Co Pvt Ltd, Calcutta SERI D. S. DESAI Department of Atomic Energy, Bombay SERI V. S. GOWAIKAR SHRI R. PATNAIK ( Alternate ) Fertilizer Corporation of India Ltdi Dhanbad SHRI A. D. GUPTA SHRI N. S. DANI ( Alternate) North Eastern Council, Shillong SHRI INDER MOHAN SHRI C. VASWANI ( Alternate ) DIRECTOR STANDARDS Railway Board (RDSO), Lucknow JOINT ( B & S ) PSC DEPUTY DIRECTOR STANDARDS ( B & S ) CB ( Alternate ) Tata, Consulting Engineers, Rombay SHRI M. Z. KURIAN SHRI K. V. SUBRAMANIAN ( Alternate ) Engineers India Limited, New Delhi SHRI T. K. D. MUNSI SHRI R. K. GROVER (Alternate ) ( Continued on page 2 )

@ Copyright 1966
INDIAN STANDARDS INSTITUTION This publication is protected under the Indian Copyright Act ( XIV of 1957 ) and reproduction in whole or in part by any means except with written permission of the publisher shall be deemed to be an infringement of copyright under the said Act.

IS : 1893 - 1984
( Continued from page Members

1)
REpresEnting

Public Works Department, Government of SERI C. RAMA RAO Arunacbal Pradesh SHRI S. N. KRISRNAN ( Alfernate) Geological Survey of India, Calcutta SERI R. V. CR_~LAPATHI RAO SHRI N. B. G. TILA~ ( Alternnte ) International Airport Authority of India, R~PRERENYATIVE New Delhi Structural Engineering Research Centre, Roorkee REPRESENTATIVE Bharat Heavy Electricals Ltd (Research and REPRESENTATIVE Design Division ), Hyderabad Central Building Research Institute, Roorkee REPRESENTATIVE Engineer-in-Chief’s Branch, Army Headquarters SHRI ht. P. v. SHENOY New Delhi SHRI D. K. DINKER ( Alternate ) National Buildings Organization, New Delhi SHRI K. S. SRINIVASAN India Meteorological Department, New Delhi Dn H. N. SRIVASTAVA SHRI S. K. NAQ ( Alternate ) Structural Engineering Research Centre, Madras DR P. SRINIVASULU Dn N. LAKSHMANAN ( Alternate ) In personal capacity ( B-7150 Safdarjung Enclave, Dn A. N. TANDON flew Delhi ) Central Public Works Department, New Delhi SHRI N. VE~XBU SHI~I A. K. MITTAL ( Alternote ) Metallurgical & Engineering Consultants ( India ) SRI~I S. N. VERMA Ltd, Ranchi SHRI S. PASUPATI ( Allernalc) Director General, ISI ( Ex-ojicio Member) SHRI G. RAMAN, Director ( Civ Engg ) Secretary SERI N. Cl. BANDYOPADHYAY Deputy Director ( Civ Engg ), IS1

Maps Subcommittee, BDC 39 : 4
DR S. N. BHATTACHAZ~YA SHRI A. N. DATTA SHRI A. GHOSH SHRI D. R. NANDY ( Alternate )

India Meteorological Department, New Delhi Oil and Natural Gas Commission, Dehra Dun Geological Survey of India, Calcutta National Geophysical Hyderabad Research Institute (CSIR ),

DR HARI NARAIN

DR K. L. KAILA ( Allcrnate ) Survey of India, Dehra Dun G. S. OBEROI SHRI K. N. SAXENA ( AltErnate ‘) , Central Water and Power Research Station, Pune Dn P. C. SAXENA SEIRI I. D. GUPTA ( Alternate ) University of Roorkee, Roorkee SERI L. S. SRIVASTA~A In personal capacity (