I.S. EN 791:1996

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 List of hazards
5 Safety requirements and measures
   5.1 General safety requirements
        5.1.1 Intended use of the drill rig
        5.1.2 Ergonomics
        5.1.3 Hot and cold surfaces and sharp edges
        5.1.4 Ventilating ports
        5.1.5 Hoses, pipes and fittings under pressure
        5.1.6 Materials
        5.1.7 Handling of the drill rig and its parts
        5.1.8 Access to operating positions and
               servicing points
        5.1.9 Isolation of energy sources
   5.2 Driving, tramming and operating position
        5.2.1 General
        5.2.2 Operator's position
        5.2.3 Underground drill rigs
        5.2.4 Visibility
   5.3 Controls, functions, systems
        5.3.1 General
        5.3.2 Starting
        5.3.3 Stopping
        5.3.4 Failure of the power supply
        5.3.5 Failure in a control circuit
   5.4 Control devices
        5.4.1 General
        5.4.2 Emergency stop and safety devices
        5.4.3 Verification
   5.5 Stability
        5.5.1 General stability criteria
        5.5.2 Definitions for stability calculations
        5.5.3 Verification of stability
        5.5.4 Ground pressure, calculation for crawler
               mounted drill rigs
   5.6 Carrier brakes
        5.6.1 General
        5.6.2 General requirements for wheel mounted
               drill rigs
        5.6.3 Service braking system for wheel mounted
               drill rigs
        5.6.4 Secondary braking system for wheel mounted
               drill rigs
        5.6.5 Parking braking system for wheel and crawler
               mounted drill rigs
        5.6.6 The service, secondary and parking braking
               systems on crawler mounted drill rigs
        5.6.7 Braking systems for 'skid steer' wheel mounted
               drill rigs
        5.6.8 Verification
   5.7 Protection against moving parts
        5.7.1 General
        5.7.2 Transmission parts
        5.7.3 Moving parts involved in the working process
   5.8 Electrical installations
        5.8.1 Electric power installation
        5.8.2 Battery installation
   5.9 Hydraulic installations
   5.10 Pneumatic installations
   5.11 Lighting
        5.11.1 Working light
        5.11.2 Illumination when tramming
   5.12 Fire protection
        5.12.1 General
        5.12.2 Fire extinguishers
        5.12.3 Installation of fire extinguishers
   5.13 Noise and vibration
        5.13.1 General
        5.13.2 Noise
        5.13.3 Vibration
   5.14 Dust and gases
        5.14.1 Dust suppression
        5.14.2 Engines and engine exhausts
   5.15 Draw-works, winches and ropes
        5.15.1 General
        5.15.2 Safety requirements
        5.15.3 Winches for operating a drill rig
               on slopes
   5.16 Roller and leaf chains
   5.17 Masts, derricks, feed beams and working platforms
        5.17.1 General
        5.17.2 Racking and working platforms
        5.17.3 Personnel lift for operational work
        5.17.4 Movable platforms for service, maintenance
               and repair
        5.17.5 Access
        5.17.6 Escape systems
   5.18 Special requirements for remotely controlled
        and automated drill rigs
        5.18.1 Operating position
        5.18.2 Emergency stop
        5.18.3 Control system
        5.18.4 Fire protection
   5.19 Warning devices
6 Verification of safety requirements/measures
7 Instructions for use - Instruction handbooks
   7.1 Marking - Data plate
   7.2 Indicators
        7.2.1 Information indicators
        7.2.2 Warning signs for residual hazards
   7.3 Maintenance
   7.4 Instruction handbooks for drill rigs
        7.4.1 General
        7.4.2 Operator's instructions
        7.4.3 Special safety instructions in the
               operator's instructions
        7.4.4 Maintenance instructions
        7.4.5 Special safety instructions in the
               maintenance instruction
        7.4.6 Spare parts list
Annex A (normative) - Measurement of noise and vibration
Annex B (normative) - Instructions for the examination and
                      checking of blocks, wire ropes and chains
Annex C (normative) - Brake test for drill rigs excluding
                      truck and tractor mounted drill rigs
Annex D (normative) - Hazards related to operation modes
                      of drill rigs
Annex E (informative) - Symbols and signs
Annex F - Bibliography
Annex ZA (informative) - Relationship between this European
                         Standard and the Essential
                         Requirements of EU Directive
                         98/37/EC, amended by 98/79/EC
Annex ZB (informative) - Relationship between this European
                         Standard and the Essential
                         Requirements of EU Directive
                         2006/42/EC