Header
About this publication
PREFACE
1 SCOPE AND GENERAL
1.1 SCOPE
1.2 INNOVATION
1.3 REFERENCED DOCUMENTS
1.4 DEFINITIONS
1.5 TYPES
2 DESIGN
2.1 GENERAL
2.2 DESIGN LOADS
2.2.1 General
2.2.2 Load combinations
2.3 DESIGN FOR STRENGTH
2.4 DESIGN FOR LIFE
2.4.1 Wear
2.4.2 Corrosion
2.4.3 Lifting tackle and gear
2.4.4 Davits and building attachments
2.4.4.1 Type B building maintenance units
2.4.4.2 Type C building maintenance units
2.5 PLATFORM
2.5.1 Type A and Type B building maintenance units
2.5.2 Safety harness anchorages
2.5.3 Access
2.5.4 Platform pick-up points
2.6 STABILITY OF PLATFORMS
2.7 ROPES AND PROTECTIVE DEVICES
2.7.1 Hoist ropes
2.7.2 Safety ropes
2.7.3 Rope terminations (end fittings)
2.7.4 Rope storage
2.8 HOIST DRIVES
2.8.1 Serial hoists
2.8.2 Hoist drive mechanisms
2.8.3 Sheave and drum ratios (minimum winding diameter)
2.9 LANDING
2.10 SUSPENSION HEIGHT
2.11 STABILITY
2.11.1 General
2.11.2 Roof rig stability
2.12 HOLD-DOWN AND TIE-DOWN FASTENINGS
2.12.1 Hold-down fastenings
2.12.2 Tie-down fastenings
2.13 RETRIEVAL SYSTEM
2.14 RESTRAINT SYSTEMS
2.14.1 General
2.14.2 Types of restraint systems
2.14.3 Restraint forces
2.14.4 Distance between points of restraint
2.14.5 Detachable restraint assemblies
2.14.6 Transferring between restraints
2.14.7 Emergency restraint
2.14.8 Interlocking of restraint systems
2.15 GENERAL ACCESS
2.16 LIGHTNING PROTECTION
2.17 NOISELEVEL
2.18 MARKING
3 MOTIONS OF BUILDING MAINTENANCE UNITS
3.1 GENERAL
3.2 RAIL STOPS
3.3 OPERATION CLEARANCES
3.4 GARAGE AND STORAGE FACILITIES
4 BRAKES
4.1 HOISTING MOTION BRAKE
4.2 HOISTING MOTION OVERSPEED BRAKE
4.2.1 General
4.2.2 Overspeed brake operation
4.3 TRAVEL MOTION BRAKE
4.4 SLEWING MOTION BRAKE
4.5 LUFFING MOTION BRAKE
5 CONTROL
5.1 GENERAL
5.2 ELECTRONIC CONTROLS—HARD-WIRED
5.3 RADIO AND ELECTRONIC CONTROLS—NON-HARD-WIRED
5.4 EMERGENCY STOP DEVICES AND SYSTEMS
5.5 OPERATIONAL CONTROLS
6 LIMITING DEVICES
6.1 GENERAL
6.2 LIMITING DEVICE FUNCTIONS
6.2.1 General
6.2.2
7 ELECTRICAL EQUIPMENT
7.1 GENERAL
7.2 POWER OUTLETS
7.3 CONTROL EQUIPMENT ENCLOSURE
7.4 MAIN ISOLATING SWITCH
7.5 PHASE REVERSAL AND FAILURE PROTECTION
7.6 FLEXIBLE CABLES
8 COMMUNICATION
8.1 GENERAL
8.2 COMMUNICATION PROVISIONS FOR BUILDING MAINTENANCE UNITS TYPES A AND B
8.3 CELLULAR PHONE REQUIREMENTS
8.4 COMMUNICATION PROVISIONS FOR BUILDING MAINTENANCE UNITS TYPE C
9 LOAD TESTING
9.1 GENERAL
9.2 DYNAMIC TEST
9.3 MOTOR STALL OR LOAD-LIMITING DEVICE TEST
10 COMMISSIONING
11 OPERATION AND MAINTENANCE INSTRUCTION MANUALS
APPENDIX A
