Iranian Classification Society Rules
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Offshore
CONTENTS
CHAPTER | 1 | GENERAL 1 |
Section | 1 | General 1 |
Section | 2 | Definitions 3 |
CHAPTER | 2 | CLASSIFICATION AND SURVEYS 7 |
Section | 1 | General 7 |
Section | 2 | Classification 7 |
Section | 3 | Surveys 11 |
CHAPTER | 3 | CONSTRUCTION, STRENGTH AND MATERIALS 21 |
Section | 1 | General 21 |
Section | 2 | Access 21 |
Section | 3 | Design Loads 22 |
Section | 4 | Calculation of Strength 24 |
Section | 5 | Surface Type Units 32 |
Section | 6 | Self-elevating Units 33 |
Section | 7 | Column-stabilized Units 35 |
Section | 8 | Towing Arrangements 37 |
Section | 9 | Fatigue Analysis 37 |
Section | 10 | Materials 38 |
Section | 11 | Anti-fouling Systems 40 |
Section | 12 | Protective Coatings of Dedicated Seawater Ballast Tanks 40 |
Section | 13 | Construction Portfolio 40 |
Section | 14 | Welding 41 |
Section | 15 | Drainage and Sediment Control 41 |
Section | 16 | Ice Strengthening 41 |
Section | 17 | Corrosion Control 42 |
Section | 18 | Guardrails and Bulwarks 42 |
Section | 19 | Temporary or Emergency Mooring Equipment 42 |
CHAPTER | 4 | SUBDIVISION, STABILITY AND FREEBOARD 45 |
Section | 1 | Inclining Test 45 |
Section | 2 | Righting Moment and Heeling Moment Curves 45 |
Section | 3 | Intact Stability Criteria 47 |
Section | 4 | Subdivision and Damage Stability 49 |
Section | 5 | Extent of Damage 51 |
Section | 6 | Watertight Integrity 52 |
Section | 7 | Freeboard 55 |
CHAPTER | 5 | MACHINERY INSTALLATIONS OF ALL TYPES OF UNITS 59 |
Section | 1 | General 59 |
Section | 2 | Machinery Installations 61 |
CHAPTER | 6 | ELECTRICAL INSTALLATIONS FOR ALL TYPES OF UNITS 71 |
Section | 1 | General 71 |
Section 2
Section 3
Electrical Installations 72
Alarms and Internal Communication 78
CHAPTER 7 MACHINERY AND ELECTRICAL INSTALLATIONS IN
HAZARDOUS AREAS 81
Section 1
Section 2
Section 3
Section 4
Section 5
Section 6
General 81
Extent of Hazardous Area 81
Ventilation 83
Emergency Shutdown for Electrical Equipment 84
Electrical Installations in Hazardous Areas 84
Machinery Installations in Hazardous Areas 87
CHAPTER 8 MACHINERY AND ELECTRICAL INSTALLATIONS FOR
SELF-PROPELLED UNITS 89
Section 1
Section 2
Section 3
Section 4
Section 5
Section 6
Section 7
Section 8
General 89
Means of Going Astern 89
Steam Boilers and Boiler Feed Systems 90
Machinery Controls 90
Steering 91
Communication between the Navigating Bridge and the Engine Room 93
Engineers’ Alarm 93
Main Source of Electrical Power 93
CHAPTER 9 PERIODICALLY UNATTENDED MACHINERY SPACES FOR
ALL TYPES OF UNITS 95
Section 1
Section 2
Section 3
Section 4
Section 5
Section 6
Section 7
General 95
Fire Protection and Fire Fighting 95
Protection against Flooding 96
Bridge Control of Propulsion Machinery 97
Communication and Alarm System 97
Special Provisions for Machinery, Boiler and Electrical Installations 98
Safety Systems 98
CHAPTER 10 FIRE PROTECTION, MEANS OF ESCAPE AND
FIRE EXTINCTION 99
Section 1
Section 2
Section 3
Section 4
Section 5
Section 6
CHAPTER 11
Section 1
Section 2
Section 3
Section 4
Section 5
General 99
Fire Protection and Means of Escape 99
Fire Extinction 105
Fire Extinguishing Systems for Helicopter Facilities 111
Gas Cylinders 113
Other Operational Requirements 113
LIFTING DEVICES, PERSONNEL AND PILOT TRANSFER 115
Cranes 115
Lifting and Hoisting Equipment 116
Personnel Lifts 116
Personnel and Pilot Transfer 116
Drilling Derricks 116
CHAPTER 12 HELICOPTER FACILITIES 117
Section 1
Section 2
Section 3
Section 4
Section 5
Section 6
Section 7
General 117
Definitions 117
Construction 117
Arrangements 121
Visual Aids 121
Motion Sensing System 125
Exemptions 126
Ch 1 General Ch 1
CHAPTER 1 GENERAL