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5 Classification 5 1 Class Notations (1 July 2012) In accordance with 1-1-2/1 1 of the OSV Rules Supplement to the ABS Rules for Conditions of Classification



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Part 5: Specialized Services

RULES

FOR BUILDING AND CLASSING

OFFSHORE SUPPORT VESSELS

20 13

PART 5

SPECIALIZED SERVICES

American Bureau of Shipping

Incorporated by Act of Legislature of

the State of New York 1862

Copyright 2012

American Bureau of Shipping

ABS Plaza

16855 Northchase Drive

Houston, TX 77060 USA

ii ABS RULES FOR BUILDING AND CLASSING OFFSHORE SUPPORT VESSELS 2013

Rule Change Notice (2013)

Rule Change Notice

(2013) The effective date of each technical change since 1993 is shown in parentheses at the end of the subsection/paragraph titles within the text of each Part. Unless a particular date and month are shown, the years in parentheses refer to the following effective dates: (2000) and after 1 January 2000 (and subsequent years) (1996) 9 May 1996 (1999) 12 May 1999 (1995) 15 May 1995 (1998)

13 May 1998 (1994) 9 May 1994

(1997)

19 May 1997 (1993) 11 May 1993

Listing by Effective Dates of Changes from the 2011 Guide

Notice No.

2 (effective on 1 July 2012) to the 2011 Guide, which is incorporated in the 2013 Rules, is

summarized below. EFFECTIVE DATE 1 July 2012 - shown as (1 July 2012) (based on the contract date for new construction between builder and Owner)

Part/Para. No. Title/Subject Status/Remarks

5 1

1/5.1 Class Notations To align notations with changes to Sections 5-1-2, 5-1-3, and 5-1-4

and Chapters 5-6, 5-11, and 5-15. (Incorporates Notice No. 2) 5 1

1/Table 1 To align notations with changes to Sections 5-1-2, 5-1-3, and 5-1-4

and Chapters 5 -6, 5-11, and 5-15. (Incorporates Notice No. 2) 5 1

1/5.3 Functionally Ready Notation To add the functional ready notation for well stimulations.

(Incorporates Notice No. 2) 5 1

1/5.7 Optional Class Notations To add HAB++(WB) to reflect the latest revision of ABS Guide for

Crew Habitability on Workboats and GFS, GFS(DFD), GFS(GCU) to make ref erence to newly published ABS

Guide for Propulsion and

Auxiliary Systems for Gas Fueled Ships (Incorporates Notice No. 2) 5 1

1/5.11

(New) Selection of Class To cover ABS liability and statutory issues, similar to those for oil spill recovery in Chapter 5-6. (Incorporates Notice No. 2) 5 1

1/5.13

(New) Administration Requirements To cover ABS liability and statutory issues, similar to those for oil

spill recovery in Chapter 5 6 . (Incorporates Notice No. 2) 5 1

1/Table 2 To add certification of Equipment and Systems for well stimulations

in Chapter 5

11 and cable laying in Chapter 5

15 in association with

the new notations

WS-TEMP and Cable Lay. (Incorporates Notice

No. 2)

5 1 2 (New) Special Purpose To move the requirements for Special Purpose from Chapter 5-15 to Section 5-1-2 to reflect the separate notation. (Incorporates Notice

No. 2)

5 1 3 (New) Domestic Service To add requirements for Domestic Service to be consistent with those in the

Under 90m Rules. (Incorporates Notice No. 2)

5 1 4

(New) Strengthening for Heavy Cargoes To address strengthening for heavy deck cargoes and heavy liquid

cargoes. (Incorporates Notice No. 2) 5 2

2/5.3.2 Piping Scantlings To clarify the requirements. (Incorporates Notice No. 2)

5 2 2/5.7 (New) Cargo Transfer Import and Export System To add cargo hose requirements, if fitted, in accordance with Steel Vessel Rules 5C-9-5/7.1 & 7.2, SOLAS Ch. II-2/4-5.9 and IMO Res. A673(16) 3.16 and emergency disconnection requirement, to prevent drift-off force acting on the rig to be served due to loss of position. (Incorporates Notice No. 2) 5 2

3/1.1i) To clarify that the requirements for Supply vessels are also applicable

for HNLS vessels . (Incorporates Notice No. 2) ABS RULES FOR BUILDING AND CLASSING OFFSHORE SUPPORT VESSELS

2013 iii

Part/Para. No. Title/Subject Status/Remarks

5 2

3/1.1v) To clarify applicable requirements for other types of vessels.

(Incorporates Notice No. 2) 5 2

3/9.15.2 To add reference to emergency disconnection requirements in

5 2

2/5.7.3. (Incorporates Notice No. 2)

5 3

3/3.1 Reinforcement against Impact, Wear

and Tear To be consistent with current industry practice. (Incorporates Notice

No. 2)

5 4 3/3

Pumps and Piping for Fire Fighting

and Water Spray

To specify requirements for number of fire hose stations being operated simultaneously. (Incorporates Notice No. 2)

5 4

3/3.1.1. Pumps To specify the conditions for fire mains being connected with fire

monitors and water spray systems. (Incorporates Notice No. 2) 5 4

3/3.3.3 Independency To specify the conditions for fire mains being connected with fire

monitors and water spray systems. (Incorporates Notice No. 2) 5 4 3/7 Hose Stations To align hose length of 20 m with Under 90m Rules. To specify requirements for number of fire hose stations being operated simultaneously. To specify The number for the required hose stations to be located on weather deck to clarify these stations are for fighting fire on the external fire. (Incorporates Notice No. 2) 5 4 4/1.7 (New) Helicopter Decks To specify requirements for helicopter decks. (Incorporates Notice

No. 2)

5 4 A1/3.1 Fire Fighting Operations To revise factor to provide a 10% margin instead of 50%. (Incorporates Notice No. 2) 5 4

A1/Figure 1 Heeling Moments - Fire Fighting

Operations To revise factor to provide a 10% margin instead of 50%. (Incorporates Notice No. 2) 5 4

A1/Figure 2 Righting Arm and Heeling Arm

Curves To remove redundant criteria. (Incorporates Notice No. 2) 5 5

1/3.7 Vessels with Diving Support and/or

ROV Capability

To add reference to Section 5-5-5 to address specific requirements for Diving Support and/or ROV Capability. (Incorporates Notice No. 2) 5 5

3/19.1 General To clarify the requirements of control stations when diving systems are

permanently installed or when portable diving systems are installed.

To remove the requirement f

or DSV Capable as it is separately addressed in Section 5 5

5. (Incorporates Notice No. 2)

5 5 4/1 General To remove the requirement from ROV Capable as it is separately addressed in Section 5-5-5. (Incorporates Notice No. 2) 5 5 5 (New) Diving Support and/or ROV

Capability

To add requirements for DSV Capable and ROV Capable in new

Section 5-5-5. (Incorporates Notice No. 2)

5 6 1

/3.1 Oil Spill Recovery - Standby Class 1 To allow the flexibility of designing for recovered oil either of a high

or low flashpoint. (Incorporates Notice No. 2) 5 6

1/3.2 Oil Spill Recovery - Standby Class 2 To allow the flexibility of designing for recovered oil either of a high

or low flashpoint. (Incorporates Notice No. 2) 5 6

1/3.3 Oil Spill Recovery - Capability Class 1

To allow the flexibility of designing for recovered oil either of a high or low flashpoint. (Incorporates Notice No. 2) 5 6

1/3.4 Oil Spill Recovery - Capability Class 2 To allow the flexibility of designing for recovered oil either of a high

or low f lashpoint. (Incorporates Notice No. 2) 5 6

3/3.1.1 General To clarify the requirement. (Incorporates Notice No. 2)

5 6 3/5

Structural Fire Protection To introduce the concept from SOLAS (Reg II-2/9.2.4.2.5) of providing the appropriate insulation up to the navigation bridge. To

have any control station (i.e., emergency generator room, CO 2 room, etc.) or any space that contains vital equipment (i.e. emergency fire pump, fire control equipment, etc.) always accessible during oil recovery operations. (Incorporates Notice No. 2) 5 6 3/7 Spill Coaming To prevent the use of wooden dunnage and plastic wrap as removable coamings. (Incorporates Notice No. 2) iv ABS RULES FOR BUILDING AND CLASSING OFFSHORE SUPPORT VESSELS 2013

Part/Para. No. Title/Subject Status/Remarks

5 6

4/3.15 Lifting Appliances on Deck and

Supports for Oil Recovery Equipment To clarify that lifting appliances used for oil recovery operations are

to be designed and constructed to the ABS

Lifting Appliance Guide

but need not be certified to it. (Incorporates Notice No. 2) 5 6

4/5.15 Bow or Stern Discharge To correct text to reflect hazardous area zones and in particular zone 1.

(Incorporates Notice No. 2) 5 6

4/7.7 Location To link text to the appropriate definition of hazardous area zone 1.

(Incorporates Notice No. 2) 5 6

4/7.9 Portable Vent Pipes To addresses proper use (i.e., environment and fluid reactions) and

storage of portable vents. (Incorporates Notice No. 2) 5 6

4/9.3.2 Hazardous Areas Zone 1 include: To clarify the 3 meter radius applies only to accesses of hazardous

area zone 1 spaces. To establish the manifold and its coaming as a hazardous area zone 1, since oil recovery manifold valves are possible sources of vapor release. (Incorporates Notice No. 2) 5 6

4/9.3.3 Hazardous Areas Zone 2 include: To introduce a zone of 1.5 meter radius for accesses to hazardous area

zone 2 spaces. (Incorporates Notice No. 2) 5 6

4/11.5 Enclosed Space with Access to any

Zone 1 Location To separate the requirements for air locks and single door arrangements and introduces a value for overpressure. (Incorporates Notice No. 2) 5 6

4/Figure 3 Hazardous Zones To address alarm set point for overpressure and link it to 5-6-4/13.9.

(Incorporates Notice No. 2) 5 6

4/11.7

(Deleted) Accommodation Spaces, Service

Spaces, Control Stations, and

Machinery Spaces with Access to the

Cargo Area Openings in exterior bulkheads requirements consolidated into PRC 5-6-3/5, Structural Fire Protection. (Incorporates Notice No. 2)

5 6 4/19

Oil Pollution Prevention Measures To address the processed, recovered oil/water mixture. (Incorporates

Notice No. 2)

5 6

5/3.5.3

(Deleted) Openings in Exterior Bulkheads Openings in exterior bulkheads requirements consolidated into PRC

5 6

3/5, Structural Fire Protection

. (Incorporates Notice No. 2) 5 6 6

(New) Oil Spill Recovery - Standby Class 2 To allow the flexibility of designing for recovered oil either of a high

or low flashpoint. (Incorporates Notice No. 2) 5 6 7

(New) Oil Spill Recovery - Capability Class 2 To allow the flexibility of designing for recovered oil either of a high

or low flashpoint. (Incorporates Notice No. 2) 5 8

2/1.1.1vii) To require the vessel meet the moment created by the capacity of the A&R system instead of just the weight of the flooded pipe.

(Incorporates Notice No. 2) 5 8

2/3.1 Station Keeping with Anchors and Cables To align the requirements with the ABS Mobile Offshore Units Guide.

(Incorporates Notice No. 2) 5 8

3/5.3 Other Loads To distinguish the way for calculation of stinger loads from other

weight loads. (Incorporates Notice No. 2) 5 8

3/5.5 Allowable Stresses To add reference to Guidance on Finite Element Analysis.

(Incorporates Notice No. 2) 5 8 4/1 General To be consistent with current industry practice. (Incorporates Notice

No. 2)

5 8

4/5.1.2

A&R System Capacity To specify that the foundations and structure calculations are to be based on the loads specified in 5-8-4/5.1.2 and provided by designers. (Incorporates Notice No. 2) 5 8

4/5.1.4

(New) Supporting Structures To specify that the foundations and structure calculations are to be based on the loads specified in 5-8-4/5.1.2 and provided by designers. (Incorporates Notice No. 2) 5 8

4/5.3 Reels, Carousels, Pipe Racks and Support Structure To be consistent with current industry practice. (Incorporates Notice

No. 2)

5 8

4/5.5 J-lay/Flex-lay/Reel-lay Tower and

Skid Frame To specify that the foundations and structure calculations are to be based on the loads specified in 5-8-4/5.1.2 and provided by designers. (Incorporates Notice No. 2) ABS RULES FOR BUILDING AND CLASSING OFFSHORE SUPPORT VESSELS

2013 v

Part/Para. No. Title/Subject Status/Remarks

5 8

4/5.7.2 Capacity To specify that the foundations and structure calculations are to be

based on the loads specified in 5-8-4/5.1.2 and provided by designers. (Incorporates Notice No. 2) 5 8

4/5.7.4 Supporting Structures To specify that the foundations and structure calculations are to be

based on the loads specified in 5-8-4/5.1.2 and provided by designers. (Incorporates Notice No. 2) 5 9

A1/3 Intact Stability Requirements for

Vessels Equipped to Lift To clarify the requirements. (Incorporates Notice No. 2) 5 9

A1/Figure 2 Criteria after Accidental Loss of

Crane Load To clarify the requirements. (Incorporates Notice No. 2) 5 10

1/5.1 Well Intervention Systems To include coiled tubing. (Incorporates Notice No. 2)

5 10

1/7.11

(New) Selection of Class To cover ABS liability and statutory issues. (Incorporates Notice No. 2) 5 10

1/7.13

(New) Administration Requirements To cover ABS liability and statutory issues. (Incorporates Notice No. 2)

5 10

2/3.5 Cranes and Winches To be consistent with current industry practice. (Incorporates Notice

No. 2)

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