jeccveceleyele) axe) Structural Steel Connection Design and Details LRA HK. TAMBOLI Handbook of Structural Steel Connection Design and Details Handbook of Structural Steel Connection Design and Details Akbar R. Tamholi, P.E., FASCE Editor Senior Vice President, Principal Thornton Tomasett! Inc. New York Secuad Ediion a New York Chicugo Sum Francisco Lishon Loudoa Madrig Mexico Milan New Delhi San Juan Scoul Singapore Syducy Toronto (Cataloging Publication Data is oa le withthe Library of Congress Capi 296,198 by The VeGan= Tl Comping,“ Alig served Panod se Uatod Sac af nana, ascpt a perma ude ‘aod Sates Copeigs ccf ses pare ts publica ange ae rprednend or anc Fam Fert y on omens iene des beverly, el Pain en area Fe doe 254867890R0cD0C015452109 MID 6-07-.25005-4 Steen 32 Sate Production Supervisor Rohs Supe srojeet Mmsager Preei Longa Ste Gbyb asec Dafeaka Sita Chob Inceatons? Prookeader isonet git ee al ‘Weed desing Senses Ze Ar Director, Cave sarees ‘Composition Clep Ttcsntonal ered ané Sota y BR Douce ‘Grav tacks ae aval at special quant discoats ous as peur and les promedors, ofr sea exporate wating prograns. ve eenta«rpecsenaths pease 2d ‘eo balsas eal so beak Sede a ae Sue poarsieeesceimay ecole a eran bl ol erin, od el ot ‘McGrail eats cates eal te response fe: any ees, asso, o daazes xing oc ruse af Us atoenaton. ab wotkis subi wis te wdersarcng er McCrae ane Suite ave smphaginfearatiea bs ae aot ate te ende:eageeering oer pofessoud srsecs. Isis sorsses a ogured: 3 apsance oF at af 2CQeaE Dessous noe be song ABOUT THE EDITOR AldbarR. Tanibel. >. TASCTL s seni vz ptesideat. princi! at Theron Tessastt Zac a New York, Hels bee a seuiot rojet engineer wilt CUHZA 2, Pravelot, New Jesey,t company species in aratcct=e, caploconss, aad alacazz. Ho has a6> basa a veo preside and pujecl uamager fez Cunn-Seitan Gocup 2C. Cerauling Engines. it New {York wee he wine fe panegal sanmotng engineer on a minke of noteworthy projects, sfodes Morgan Gcaanry Danke Tesdguartes at €3 Wall Sueet ard Ssiccoa Drothers World Headguates, Seven Weald Irade Cen Contents Contbutors Preface to the Secoad Kdiliun Preface to the First Edition Aclauvkedgments ‘Chapter 1, Fasteners aud Welds for Structural Cuaueetions 11 Introduction 12 Bolled Connections 12.1 Types of belts 1.2.2 Washer requirements 1.2.3 Protensioned and snne-tight halts 1.24 Beariay-ty pe versus slip-crileal jos 1.2.8 Resin eamshinasin with welds 1.26 Standard, oversized, short<lotted, and loue-slotted Iles 1.2.7 Edge distances and spacing af bolts 8 1.2.8 Tastalation u 3 Welded Conncetions re 1A. Types af welds “ 132 Welding symbols pa 13.3 Webling material 1A Welding positions 13.5 Weld procedures 13.6 Weld guality 4.87 Motds for determining strength af skewed filet 32 1.38 Obliquely loaded concentric fillet weld groups 34 LA References 36 ‘Chapter 2. Design of Connections for Axial, Moment, and Shear Forces ar 2.1 Tatrodnction 38 29 2 au 0 4 a 2.2.3 Flanger connections any 2.2.4 Colum base plates 08 2.2.5 Splices—columas and truss eras 2.4 Moment Cannoctions 2.1 Introdaction 2.3.2 Example—threesway moment connection wi 24 Shear Conncetions 1 24.1 Toirndnetion 136 2.42 Tramed connections 2.4.3 Shewed connections aw 2.4 Seated canneetion: us 24S Beam shear splices 2.4.6 Extended single plate shear coamectivas (shear (abs) 2S Miscellancous Connections 2.4.1 Simple heam connections under shear and azial load 2.52 Reinforcement of axial force counectious 12 2.5.3 Extended (ab with axial 6s 2.6 References Chapter Welded Juin! Desig aud Productiva 2 A Strnctural Steels for Welded Canstrnetion 3.11 Introduction 3.1.2 Modern bee metals for welding 3.L3 Older and miscellaneous base metals 32. Weld Cracking Solutions 13.2.1 Contestine cracking 3.2.2 Heat-ulfucted some cracking 3.2.4 Transverse erncking 43.3 Welding Processes 33.1 SMAW 33.2 FCAW 333 SAW 34 GMAW 33.5 ESWEGW EB SBEE # BRIE 3.30 GIAW 44 Walding Process Selection a (3.4.1 Joint requirements 201 34.2 Process capabilities 3 443 Special imation: 205 4.5 Welding Procedures 3.5. Esfects of welding variables 43.5. Purpose of welding procedure specifications (WSs) 4.53 Prequalified welding pracednre specifications 131.54 Guidelines for preparing prequalified WPSs 355 Qualifying welding procedures by test 46 Approval of WPSs, 16 Weld Size Determination 3.6. Strength of welded cummeetivus ‘3.62 Variables alfecting welded conection strength 4.63 Determining throat sive for tension or shese ads 2.6.4 Determining throat size for compressive loads 3.6.5 Practical approach to determine weld size for bending or 222 ‘torsional loads 36.6 ‘Treat weld asa line [A6.7 Vee standard formnlas to find foree on weld 26.8 Filler metal strength requirements 3.7 Welding Cost Amal sis 3.8 Techniques to Vimit Distortion 28.1 Whe distortion occurs 38.2 Control of distortion 3.9 Special Welding Issues for Seismically Resistant 39.3 Unique aspects uf seismically lmaded welded structures 394 Design of seismically resistant welded strnctores ‘39.5 Materials 39.6 Worksasig 39.7 Inspection 29.8 Post-Nortbridge details