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
RULESFOR BUILDING AND CLASSING
OFFSHORE SUPPORT VESSELS
20 13PART 5
SPECIALIZED SERVICES
American Bureau of Shipping
Incorporated by Act of Legislature of
the State of New York 1862Copyright 2012
American Bureau of Shipping
ABS Plaza
16855 Northchase Drive
Houston, TX 77060 USA
ii ABS RULES FOR BUILDING AND CLASSING OFFSHORE SUPPORT VESSELS 2013Rule 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 GuideNotice 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 11/5.1 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 11/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 11/5.7 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 ABSGuide for Propulsion and
Auxiliary Systems for Gas Fueled Ships (Incorporates Notice No. 2) 5 11/5.11
(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 11/5.13
(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 11/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 notationsWS-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 NoticeNo. 2)
5 1 3 (New) Domestic Service To add requirements for Domestic Service to be consistent with those in theUnder 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 22/5.3.2 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 23/1.1i) 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 23/1.1v) 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 33/3.1 Reinforcement against Impact, Wear
and Tear To be consistent with current industry practice. (Incorporates NoticeNo. 2)
5 4 3/3Pumps and Piping for Fire Fighting
and Water SprayTo specify requirements for number of fire hose stations being operated simultaneously. (Incorporates Notice No. 2)
5 43/3.1.1. Pumps To specify the conditions for fire mains being connected with fire
monitors and water spray systems. (Incorporates Notice No. 2) 5 43/3.3.3 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 NoticeNo. 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 4A1/Figure 1 Heeling Moments - Fire Fighting
Operations To revise factor to provide a 10% margin instead of 50%. (Incorporates Notice No. 2) 5 4A1/Figure 2 Righting Arm and Heeling Arm
Curves To remove redundant criteria. (Incorporates Notice No. 2) 5 51/3.7 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 53/19.1 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 55. (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 ROVCapability
To add requirements for DSV Capable and ROV Capable in newSection 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 61/3.2 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 61/3.3 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 61/3.4 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 63/3.1.1 General To clarify the requirement. (Incorporates Notice No. 2)
5 6 3/5Structural 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 2013Part/Para. No. Title/Subject Status/Remarks
5 64/3.15 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 ABSLifting Appliance Guide
but need not be certified to it. (Incorporates Notice No. 2) 5 64/5.15 Bow or Stern Discharge To correct text to reflect hazardous area zones and in particular zone 1.
(Incorporates Notice No. 2) 5 64/7.7 Location To link text to the appropriate definition of hazardous area zone 1.
(Incorporates Notice No. 2) 5 64/7.9 Portable Vent Pipes To addresses proper use (i.e., environment and fluid reactions) and
storage of portable vents. (Incorporates Notice No. 2) 5 64/9.3.2 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 64/9.3.3 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 64/11.5 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 64/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 64/11.7
(Deleted) Accommodation Spaces, ServiceSpaces, 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 4/19Oil Pollution Prevention Measures To address the processed, recovered oil/water mixture. (Incorporates
Notice No. 2)
5 65/3.5.3
(Deleted) Openings in Exterior Bulkheads Openings in exterior bulkheads requirements consolidated into PRC
5 63/5, 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 82/1.1.1vii) 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 83/5.3 Other Loads To distinguish the way for calculation of stinger loads from other
weight loads. (Incorporates Notice No. 2) 5 83/5.5 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 NoticeNo. 2)
5 84/5.1.2
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 84/5.1.4
(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 84/5.3 Reels, Carousels, Pipe Racks and Support Structure To be consistent with current industry practice. (Incorporates Notice
No. 2)
5 84/5.5 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 VESSELS2013 v
Part/Para. No. Title/Subject Status/Remarks
5 84/5.7.2 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 84/5.7.4 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 9A1/3 Intact Stability Requirements for
Vessels Equipped to Lift To clarify the requirements. (Incorporates Notice No. 2) 5 9A1/Figure 2 Criteria after Accidental Loss of
Crane Load To clarify the requirements. (Incorporates Notice No. 2) 5 101/5.1 Well Intervention Systems To include coiled tubing. (Incorporates Notice No. 2)
5 101/7.11
(New) Selection of Class To cover ABS liability and statutory issues. (Incorporates Notice No. 2) 5 101/7.13
(New) Administration Requirements To cover ABS liability and statutory issues. (Incorporates Notice No. 2)
5 10