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Disclosure to Promote the Right To Information
Whereas the Parliament of India has set out to provide a practical regime of right to
information for citizens to secure access to information under the control of public authorities,in order to promote transparency and accountability in the working of every public authority,
and whereas the attached publication of the Bureau of Indian Standards is of particular interest
to the public, particularly disadvantaged communities and those engaged in the pursuit of
education and knowledge, the attached public safety standard is made available to promote the
timely dissemination of this information in an accurate manner to the public.
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IS 910 (1980, Reaffirmed 2007): Specification for Combined
Key for Hydrant, Hydrant Cover and Lower Valve (Second
Revision). UDC 621.643.52 : 614.843.1 : 621.646.986
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Gr 2
REAFFIRMED
NOV 2a07IndIan Standard
IS : 910 1980( RRfiA,fiR!AMED.. a C ? ~SPECIFICATION FORCOMBINED KEY FOR HYDRANT,HYDRANT COVER AND LOWER VALVE(Second Revisiprl)Secon4 Reprint JANUARY 1998
(Incorporating Amendment No.1)
,UDe 621.643.52:614.843.1:621.646.986
Copyright 1998BUREAU OF INDIAN STANDARDSMANAKBHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002
January 1981
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Indian 'StandardIS : 910 1980( ReatrlCl\led 1997)
SPECI FICATIONFORCOMBINED.KEY FOR HYDRANT,HYDRANT COVER AND LOWER VAL VE
( Second 'Revision) .Fire Fighting Sectional Committee, BDC 22
C h a i r m a ~SHRI P. N. MEHROTRA
Members
Representing.Ministry of Home, Affairs
SHRI G. B. MENON ( Alternate toShri P . N. Mehrotra)SHm MAHESH C. AGARAWAL Brijbasi Udyog. Mathura ( UP)SlIRI P. S. BANERJEE ( Alternat, )ASSISTANT SECUllITY OFFICER Ministry of Railways( FIRE), NORTHERN RAILWAYSHm S. R. BANSAL Steel Authority of India, (Bokaro Steel Plant),. Bokaro Sted CitySHRI A. CEtATTERJI Tariff Advisory Committee, BombaySHRI F. B. SANJANA ( Alternate)SlIRI S. C. CHATTERJEE West Bengal Fire Services, CalcuttaSlIRI D. K. BANERJEE ( Altertlale )SHRI N. Di!:VASAHAYAM Home Department (Fire Services), Governmentof Tamil Nadu, MadrasSHRI V. JAYAPERUMAL ( Alternate) .SHRI R. R:,DHOBLEY Bhabha Atomic Research Centre, Trombay,BombayDIRECTOR, FIRE SERVIOES Home (Police) Department; Government ofAndhra Pradesh, HyderabadDEPUTY DIRECTOR, FIRESERVICES ( Alternate)GENERAL SECRETARY The InHitution of Fire ~ n g i n e e r s ' I n d i a , New DelhiBRIG S. B. GHORPADE Ministry of Defence ( DGI )SHRI P. K. GHOSH ( Alternate)
CoP_wight 1981BUREAU . OF INDIAN STANDARDS
I. ,, , ; !
( Continued on pat. 2 )
This publication is protected under the Inaian Copyright Act ( XIV. of 1957 ) ,andreproduction in whole or in part by an y means e x c ~ p t with written permission of thl"publisher sball be deemed to be an infringement of copyrigbt under the said ACt.
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IS : 910 1980( Continued from page 1 )
MembersSHRI P. N. GHOBHSHRI A. K. SURI ( AltITnate )SHRI G. N. GIDWANI
RepresmtingMinistry of Defence ( R&D )Directorate General of Supplies & Disposals,
New Delhi,SHRI H. C. VERMA ( Alternate)SHRI GOPAL KRIBHAN Central Building Research Institute (CSIR),SHRI D. P. GUPTASHU J. S. JAMBHEDJI
RoorkeeDirectorate General of Technical Development,New DelhiSteelage Industries Limited ( Minimax Division),CalcuttaSHRI H. K. ERANI ( Allernale )JUNIOR MANAGER (FIRE) Heavy Engineering Corporation Ltc\, RanchiSHRI S. N. KUNDU Fire and Safety Appliances Co, CalcuttaSHRI S. PAUL ( Alternat, )MANAGING DIREOTOR Avon Services (P & A ) Pyt Ltd, BombayTEOHNIOAL EXEOUTIVE ( Alternate)SHRI L. S. D. MEHERVANJEE Municipal Corporation of Greater Bombay( Bombay Fire Brigade)SHRI V. B. NIKAM ( Alternate)SHRI B. R. MEHTA Central' Industrial Security Force (Ministry ofSHBI p. C. RATHO Home Affairs ). New DelhiSteel Authority of India (Rourkela Steel Plant ),RourkelaSHRI C. D. SHARMA (Alternate) ,SHBl,K. K. SAWHNEY Air Foam Industries Pyt Ltd, New DelhiSHRI R. MEHTA ( AltIYnat, )SHRI P. L. SEBASTIN Oil & Natural Gas Commission, Dehra DunSBRI V. V. KIHMATKAR ( Alternate) , r ',' 'SHRI P. H. SETHNA Kooverji Devshi & Co Pyt Ltd, Bombay ,,/(;
SHRI N. T. PANJWANI ( Alt"nate )SHRI CHANDRAKANT M. SHAH Zenith Fire Services, BombaySHIH M. H. SHAH ( Alt,rnate )SHRI J. V. SHAH New Age Industries, Surendranagar ( Gujarat )SHRI B. J . SHAH ( Alternat, )SHRI D. K. SIRKARSHRIR.S.SUNDARAMSHBI TARIT SURSHBI S. SUR ( Alternat, )SBRIS.VENKASWAHYSHBI B. V. WAGLE
Synthetics & Chemicals Limited, BareillyMunicipal Corporation of Delhi (Delhi FireServices ), DelhiSur Enamel & Stamping Works Pvt Ltd, CalcuttaDireC'torate General of Civil Aviation, New DelhiUrban Development an d Public Health Department,Government qf Mabarashita, Bombay
SRRI V. H. MADEAIKAB (Alternate)SHRI G. RAHAN, Director General, lSI (Ex-officio M,mber)Director ( Civ Enll )S , c r t t a ~ ' 1
SHBIK. M. MATHURDeputy Director ( Civ EniS), lSI( C,"1iNtied .11 ~ , 7 )
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IS : 910 1980
Indian StandardSPECIFICATION FORCOMBINED KEY FOR HYDRANT,HYDRANT COVER AND LOWER VALVE(Second Revision)
o. Fa R E W 0 R D0.1 This Indian Standard ( Second Revision) was adopted by the IndianStandards Institution on 28 August 1980, after the draft finalized by theFire Fighting Sectional Committee had been approved by the CivilEngineering Division Council.0.2 This standard has been formulated to help in production of combinedkeys of proper specification. This standard was originally published in1958 and revised in 1972. In this revision two des.igns, which are currentlimanufactured in the country have been specified.0.3 For the purpose of deciding whether a particular requirement of thisstandard is complied with, the final value, observed or calculated, expressing the result of a test or analysis, shall be rounded off in accordance withIS : 2-1960*. The number of significant places retained in the roundedoff value should be the same as that of the specified value in thisstandard.1. SCOPE1.1 This standard lays d.own the requirements regarding material, shapeand dimensions of combined key for hydrant, hydrant cover and lowervalve.2. MATERIALS2.1 The steel used shaH be of cast steel conforming to IS : 1030-1982f.The pipe portion shaH conform to IS : 1239 ( Part I h1979!
Rules for rouading off numerical values ( rlViud).tSpecification for carbon steel castings for general engineering purposes (third"nSiItN ). .:Specification for mild steel t u ~ s . tubulars and other wrought deel fittings: Part IMild atecl tube. (fourth revision ). .3
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IS : 910 19803. SHAPE AND DIMENSIONS3.1 The shape and dimensions with tolerances of the two types of the keyare given in Fig. 1 and 2. The dimensions against which tolerances arenot mentioned shall be taken as nominal dimensions and the tolerances asgiven in IS: 2102 ( Part 1 )-1980* shall apply. .4. WORKMANSHIP4.1 The kt'y shall be free from burrs and sharp edges. It sha.lI be giventwo coats of anti-corrosive black paint (see IS: 158-1968t). .5. MARKING5.1 Each key shall be clearly and permanently marked with the followinginformation:
a) Manufacturer's name or trade-mark,b) Type of key, andc) Year of manufacture.
5.1.1 The key may also be marked with Standard mark.S.t.2 T h ~ use of the Standard Mark is govered by the provisions of theBureau o( Indian Standards Act, 1986 and the Rules and Regulations madethereunder. The details of conditions under which the licence for the use ofStandard Mark may be granted to manufacturers or producers may be obtainedfrom the Bureau of Indian Standards.
"'General tolerances for dimensions and form and position.; Par t 1 Generaltolerances for linear and a n ~ u l a r dimensions ( second revision). .. . .. .tSpecificatiori for ready mixed paint, brushing, bituminous, black, Irad.free, a c ~ d .alkali, watl"r and beat r e ~ i s t i n l for genl"ral p u r p o s l " ~ ( stcond "vision ).4
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.5EE
1A KEY
IS I 910 - 1980EYE FOR TAKINGTH.E BAR
UIUO.Si7St11 ~ u " o . '2 0 ~ O ' 5 0 I :>=-=--Ir-lflf--r-END VIEW(SHOWING FLAT
ENO ONLYI18 BAR
All dimenlions in millimetres.FIG. 1 COMBINED KEY FOR HYDRANT; HVDRAN'r COVER AND
. LOWER VALVE5
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., . :tI: \r.SQ 35 tJ '010'5
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C 2A KEY43 .,-] .,nl r ~ 2 If I . . 11 I J5_
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IS : 910 1980'< Continued from page 2 )
Water Fittings for Fire Fighting Purposes Subcommittee,BDC 22: 1Convener:SHRI P. N. MEHltOi'RAM,mbers
RepresentingMinistry of Rome Affairs
SHRl G. B. MENON ( Alternate toShri P. N. Mehrotra )DlREc.roRGENEHAL S".'JRETARYSHRI P. N. GHOSH
SIT In S. BARD HAN ( Alternate)
West Bengal Fire Service, CalcuttaThe Institution of Fire Engineers India, New DelhiMinistry of Defence ( R&D ) \HYDRAULIC ENGINEER Municipal Corporation of Greater Bombay, BombaySHR! L. S. D. MEHERVANJEE ( AltlTnat,)SHRI M. R. KAMAT Mather & Platt Ltd, CalcuttaMAJ S. K. MISRA Ministry of Defence ( DGI )SHRI V. K,.v AJPAI ( Alt"nate )SHm K. RUDRAPPA Engineers India Ltd, New DelhiSHRI J. V. SHAH New Age Industries,Surendranagar ( Gujarat )SHRI B. J. SHAH ( Alternate)SHRIS. VENKASWAMYSHRI R. S. SUNDRAM
c)
Directorate General of Civil Aviation, New DelhiMunicipal Corporation of Delhi (Delhi FireService), Delhi
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BUREAU OF INDIAN STANDARDSHeadquarters.Mana,k Shavan, 9 Sahadur Shah Zafar Marg, NEW DELHI 11 0002Telephones: 323 0131, 323 3375,3239402Fax: 91 11 3234062, 91 11 3239399, 91 11 3239382
Telegrams: Manaksanstha(Common to all Offices)Central Laboratory: TelephonePlot No. 20/9, Site IV, Sahibabad Industrial Area, Sahibabad 201010 8-77 00 32Regional Offices:.Central: Manak Shavan, 9 B!lhadur Shah Zafar Marg, NEW DELHI 110002*Eastern: 1/14 CIT Scheme VII M, V.I.P. Road, Maniktola, CALCUTTA 700054Northern: SCO 335-336, Sector 34-A, CHANDIGARH 160022Southern: C.I.T. Campus, IV Cross Road, CHENNAI600113tWestern: Manakalaya, E9, Behind Marol Telephone Exchange, Andheri (East),MUMBAI400093Branch Offices::'Pushpak', Nurmohamed Shaikh Marg, Khanpur, AHMEDABAD 380001:j:Peenya Industrial Area, 1st Stage, Bangalore-Tumkur Road,BANGALORE 560058Gangotri Complex, 5th Floor, Bhadbhada Road, T.T. Nagar, BHOPAL 462003Plot No. 62-63, Unit VI, Ganga Nagar, BHUBANESHWAR 751001Kalaikathir Buildings, 670 Avinashi Road, COIMBATORE 641037Plot No. 43, Sector 16 A, Mathura Road, FARIDABAD 121001Savitri Complex, 116 G.T. Road, GHAZIf.BAD 20100153/5 Ward No.29, R.G. Barua:Road, 5th By-lane, GUWAHATI7810035-8-56C, L.N. Gupta Marg, Nampally Station Road, HYDERABAD 500001E-52, Chitaranjan Marg, C- Scheme, JAIPUR 302001117/418 B, Sarvodaya Nagar, KANPUR 208005Seth Bhawan, 2nd Floor, Behind Leela Cinema, Naval Kishore Road,LUCKNOW 226001NIT Building, Second Floor, Gokulpat Market, NAGPUR 44001 0Patliputra Industrial Estate, PATNA 800013Institution of Engineers (India) Building 1332 Shivaji Nagar, PUNE 411 005T.C. No. 14/1421, University P. O. Palayam, THIRUVANANTHAPURAM 695034
*Sales Office is at 5 Chowringhee Approach, P.O. Princep Street,CALCUTTA 700072tSales Office is at Novelty Chambers, Grant Road, MUMBAI 400007:j:Sales Office is at 'F' Block, Unity Building, Narashimaraja Square,SANGALORE 560002
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Reprography Unit, BIS"New Delhi, India
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