SI UNITS Dr. BC Punmia I Er. Ashok K. Jain I Dr. Arun It Jain

16 Pages·2017·1 MB·English

THEO'�R·Y
OF
STRUC TURES
S.UIN.I TS
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DrB.. PCu.n miEar A.s hKo.Jk a inD rA.r uIntJ ain
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THEOROY F STRUCTURES

THEORY
0F
1
STRUCTURES
By
Dr. B.C. PUNMIA
Formerly,
ProfessanodrH eadDeptot fC.i vEinlg ine&e ring,
,.
DeanF,ac ulotyfE ngineering
M.B.EMn.g ineCeorlilnegg e,
Jodhpur
ErA.S HOKK UMAR JAIN DrAR.UN KUMAR JAIN
Direetor, AssisPtraonfets sor
ArihCacnnts ultants, M.B.EMn.g ineCeorlilnegg e,
Jodbpur Jodhpur
THIRTEENETDHI TION ��
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JALANDHA•R -< OLKAT•A LUCl:.NOW• MUMBAI• RANCH•I NEWD ELHI
BOSTO(NU SA•) ACCR(AG HANA•) NAIRO(BKIE NYA)
THEOORFSY T RUCTURES
©19718,91,91992,20B0.0PC,U.2N 0M0I4A
©1992,2000,2005A SHOKKU MAJRA IANR,UK NU MAJRA IN
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PREFATOC ETH E THIRDE DITION
Int hviosl utmeha,eu thhasoa ret m ptte.dop resemnotra ed vatnocpedii nscs tr en�II.
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on deflecotfipe odnef crta PmaesIr.I t;oI n tafiivncesh apotnae drvsa tnocpeoidnscs v ent1ll
of muenThaestse.c hapatremerso sutslye ffuolmr e chaennigcailn seetruidnPaegrn t-Vt s.
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endal eachch aptteoer n.a tbhlseet utdoet aeshtti rse adaitdn igff ereonfth issst tuadgcses.
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has fleelroyn sumlatneedyx celboolkeso nntt hseu bajnetdchh tee ilgrspa teafuclklnyo wtedgcd.
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tlca1dee rfso r im:;,irnto hvbCDeek m weinbltelm osgtr ataecfkunlolwyl edged.
Jodhpur,
Janua,y 17,: 971
B.CP.U NMI�
PREFACTOE THE FOURTHE DITION
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beena ddTheedu .t hiostr h antkfuoSl h Jr.iNS .h rivfasobtriav sva al usaubglgees 'btri ons
imprevemeinntts il be ook.
Jodhpur,
January 1,N 74 B.CP.U NML�
(vi)
PREFATOC Em E SIXTH EDITION
Int hSei xEdtiht itohnse,u bjmecatt theaberse nr evised anudpd atAed .l atnguemrbe r
ofExa mplesi nS Iu n!5i havbeeen addeadtt heen do ft hbooek .
Jodhpur.
JuneJ S1,9 82 B.CP.U NMIA
PREFATCOEffl E SEVENETHD ITION
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havebee n replaby cedn ew ones.
Jodhpur,
Deq,awali1 8N ov1.9 85 B.CP.U NMIA
PREFATOC ETH E EIGHTH EDfflON
Int hEei ghEtdhi ttihosenu ,b jmecatt theasbeer n revisaendud pd atAed .n ew chapter
onB uildFirnagmh esas be ena ddaedt t heen do ft hbooek .
Jodhpur,
Sept 1,1 988 B.CP.U NMIA
PREFATOC ETH E NINTHE DITION
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intfoo usectri ons,Sec tio1n,co ntainfivienc gh aptiesors n,' MovLoiandsg' Se.c ti2o onn
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new chapthearsvbee en added.
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addedM.a nnyew advanpcedr oblheamvbesee na ddwedh iwcihlbe l u sefufloco rm petitive
examinations.
Jodhpur,
MahaveJeayanure, JSApril 1992 B.CP.U NMIA
ASHOKK UMARJ AIN
ARUN KUMARJ AIN
(VII)
PREFATCOTE H ET WELFETDHI TION
Theb oohkabe se nt hororuegvhailnseydedn laursgirenedgv, si iscgeondn vefonrtB. iMo.n s,
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thankful itfh easrpeeo inotuTheted.A uthoarrtseh antkSofuh Mlr. iGS a.h folrLo ats Teypers etting
antdSo h Krain lhyafoalrt ratchideni ga grFaimnsta.hlA elu yt,ha ortrehs a ntkSofuh RlrK. i.G q>ta
oLfa xPmuib li(cPaL)tt foidro.g n osop dri ntainendxg c egleultpet tnoht b eo oaknt dh taotno a
recsohropdre tr iod.
Jodhpur
1th5 Aug2u0s0t4 B.PCU.N MIA
ASOHK K UMAR� JAI
ARUKNU MAJRA IN
PREFATCOTE E ET HIRTEEENDTIHT ION
Thet hiretdeieotnftith ohbin os op kr estehunent dse rgsrtaudduoefean nttgesi n:mede ring
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thboioskTh .o sweib lled ucloyn sihd tehsreue bds eeqduietnito n.
BC..PU NMIA
ASHOKKU MAJRA IN
ARUKNU MAJRA IN
Contents
PART-I
MOVING LOADS
CHAPTER 1 ROWNG LOADS
1.1.I N1RODUCTION 3
1.2.S INGCLOEN CENTRATED LOAD 4
1.3.U NIFORMDLIYSTR mUTEDL OAD LONGE1HANR nIB SPANO FTI-I E GIRDER 6
1.4.U NIFOa,dl. Y DISTRmUTEDL OAD SHORTE1HANR nlE SPANO F11iE GIRDER8
1.5.TW O POINTL OADSW ITH A FIXED DISTANCEB ETWEEN 1llEM 11
1.6.S EVERAL POINT LOADS: MAX IMUM B.M. 28
1.7.S EVERAL POINTL OADS: MAX . S.AFT.A SECTION 30
1.8.E QUJVALBNT UNIFORMLYD ISTRmUTED LOAD 34
1.9.C OMBINEDDEAD AND MOVING LOAD S.DFIA.G RAMS: FOCAL LENGTI-1 36
CHAPTER 2 INFLUENCLINF.SE
2.1. DEFINmON 41
2.2. INFLUENCLEIN EFO R SHEAR FORCE 41
2.3. INFLUENCE LINE FOR BENDINMGO MENT 43
2.4. LOAD posmoFON R MAXIMUM S.FA.T A SECTION 44
2.5. LOAD POSmON FOMAXIMRU M B.MA.T A SECTION 4S
CHAPTER 3 INFLUENCE LINF.S FORG IRDERSWITH FLOOR BEAMS
3.1.INTR ODUCTION S9
3.2.I NFLUENLCIEN OEF S .FOFR. GIRDERW ITH FLOOR BEAMS 60
3.3.L OAD POSmONFOSR MAXIMUM S.F. 61
3.4.I NFLUENCEL INEO FB .MFO.R GIRDERW ITH FLOOR BEAMS 62
3.5.LO AD POSmONFOSR MAXIMUM B.M. 64
CHAPTER 4 INFLUENCELIND FOR� ES INF RAMD
4.1.I NTRODUCTION 67
4.2. PRATI1R USSW ITH PARAU...BL OIORDS 68
4.3.r RATI 1RUSS wrm INCLINED OIORDS 70
4.4.W ARREN1R USS wrm PARALLEL OIORDS 72
4.5. WAREN 1RUSS wrm INC..INED OIORDS 73
4.6.K -1RUSS 7S
4.7.B ALTIMORE 1RUSS WITH SUB-11BS: THROUGHTYP B 78
4.8. BALTIMORE 1RUSS WITH SUB-11BS: D BCK TYPE 81
4.9.B ALTIMORE 1RUSSwrra SUB-STRI.Tl'S :THR OUGH TYPE 83
(be)