1、AN AM E R IC A N NAT IO NAL STANDARDASME B30.3-2019(Revision of ASME B30.3-2016)Tower CranesSafety Standard for Cableways,Cranes,Derricks,Hoists,Hooks,Jacks,andSlingsASME B30.3-2019(Revision of ASME B30.3-2016)Tower CranesSafety Standard for Cableways,Cranes,Derricks,Hoists,Hooks,Jacks,andSlingsAN A
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11、All rights reservedPrinted in U.S.A.CONTENTSForeword.vCommittee Roster.viiB30 Standard Introduction.ixSummary of Changes.xiiChapter 3-0Scope,Definitions,References,and Personnel Competence.1Section 3-0.1Scope of B30.3.1Section 3-0.2Definitions.1Section 3-0.3References.9Section 3-0.4Personnel Compete
12、nce.10Chapter 3-1Erection,Climbing and Dismantling,Characteristics,and Construction.11Section 3-1.1Design Requirements for the Load Bearing Structure.11Section 3-1.2Site Planning.12Section 3-1.3Crane Base Supports.12Section 3-1.4General Erection and Dismantling Requirements.13Section 3-1.5Freestandi
13、ng Cranes.14Section 3-1.6Climbing Cranes.15Section 3-1.7Preoperation Tests.16Section 3-1.8Altered or Modified Cranes.17Section 3-1.9Documentation.17Section 3-1.10Load Hoist and Luffing Boom Hoist Mechanisms.19Section 3-1.11Hooks.20Section 3-1.12Slewing(Swing)Mechanism.20Section 3-1.13Travel Equipmen
14、t.20Section 3-1.14Climbing Equipment.21Section 3-1.15Trolleys(Load).21Section 3-1.16Brakes.21Section 3-1.17Operator Aids.21Section 3-1.18Pendants,Stay Ropes,and Guys.22Section 3-1.19Reeving Accessories.22Section 3-1.20Counterweight and Ballast Blocks.22Section 3-1.21Controls.22Section 3-1.22:Electri
15、cal Equipment.23Section 3-1.23Operators Cabs.23Section 3-1.24General Requirements.24Chapter 3-2Inspection,Testing,and Maintenance.25Section 3-2.1Inspection.25Section 3-2.2Testing.26Section 3-2.3Maintenance.27iiiSection 3-2.4Rope Inspection,Replacement,and Maintenance.27Chapter 3-3Operation.30Section
16、 3-3.1Qualifications for and Conduct of Operators and Operating Practices.30Section 3-3.2Operating Practices.35Section 3-3.3Signals.36Section 3-3.4Miscellaneous.38Figures3-0.2.1.2-1Hammerhead Tower Crane Fixed-Base,Freestanding Crane.23-0.2.1.2-2Guyed Tower Crane.33-0.2.1.2-3Luffing Boom Tower Crane Fixed-Base,Freestanding Crane.43-0.2.1.3-1Braced Crane.53-0.2.1.3-2Internal Climbing Crane.63-0.2.1.4-1Travel Base for Freestanding Crane.73-0.2.2-1Types of Fixed Bases.83-2.4.2-1Core Failure in Rota
