Standard Specification for Oil Spill Response Boom Connection: Z-Connector

ABSTRACT
This specification covers design criteria requirements, design geometry, material characteristics, and desirable features for oil spill response boom connections. These criteria are intended to define minimum mating characteristics and are not intended to be restrictive to a specific configuration. Any material is acceptable for construction of the boom connector provided consideration is given to such factors as weight, mechanical strength, chemical resistance, flexibility, and conditions of the environment in which it is to be used. End connector and cross pin materials shall be corrosion resistant in sea water and such other environments as the intended service may require. If dissimilar metals are used, care shall be used in design to avoid galvanic corrosion. The minimum tensile strength of a boom-to-boom connection shall equal or exceed the minimum fabric tensile strength specified. When the connector is designed as an integral part of the boom, it shall ensure distribution or transfer of the tension member loads from one boom section to the next through or around the end connector in such a manner that the integrity of the joint is not broken. The connector shall be of the hook engagement design. The geometry of single hook engagement end connectors shall be compatible with the requirements specified. Desirable features of the connector design include the following: speed and ease of connection, light weight, connectable in the water, readily cleaned of sand and debris, inherently safe to personnel, and easy to install or replace.
SCOPE
1.1 This specification covers design criteria requirements, design geometry, material characteristics, and desirable features for oil spill response boom connections. These criteria are intended to define minimum mating characteristics and are not intended to be restrictive to a specific configuration.

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31-Oct-2004
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ASTM F962-04 - Standard Specification for Oil Spill Response Boom Connection: Z-Connector
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information.
Designation: F962 – 04
Standard Specification for
1
Oil Spill Response Boom Connection: Z-Connector
ThisstandardisissuedunderthefixeddesignationF962;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginal
adoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscript
epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope around the end connector in such a manner that the integrity of
the joint is not broken.
1.1 This specification covers design criteria requirements,
4.3 The connector or adapter shall not take more than 0.04
design geometry, material characteristics, and desirable fea-
in. permanent set when a 250-lb load, distributed over 3 in., is
turesforoilspillresponseboomconnections.Thesecriteriaare
applied.The load shall be applied at the location that results in
intended to define minimum mating characteristics and are not
1
maximumdeflectionandshallberesistedbysupportsplaced ⁄2
intended to be restrictive to a specific configuration.
in. from each end as shown in Fig. 1.
2. Referenced Documents 4.4 In addition to the dimensional requirements shown in
2
Fig. 2, the self-locking cross-pin/lanyard assembly shall have
2.1 ASTM Standards:
the following characteristics:
F818 Terminology Relating to Spill Response Barriers
4.4.1 Itsassembledstrengthshallresistatensileloadof180
F1523 Guide for Selection of Booms in Accordance With
lbs placed upon the closed toggle by the test fixture to which
Water Body Classifications
the cross pin’s lanyard is attached without deformation as
3. Material Characteristics
shown in Fig. 3.
4.4.2 It shall have a ring or lanyard loop of a minimum
3.1 Endconnectorandcrosspinmaterialsshallbecorrosion
1
diameterof1- ⁄2in.fortheconvenienceofpullingthepinfrom
resistant in sea water and such other environments as the
the boom connectors.
intended service may require. If dissimilar metals are used,
4.4.3 The toggle shall turn freely and shall latch in either
care shall be used in design to avoid galvanic corrosion.
direction.
3.2 Any material is acceptable for construction of the boom
4.4.4 The cross-pin’s spring shall be captured or locked to
connector provided consideration is given to such factors as
the assembly and shall exert a force on the toggle of between
weight, mechanical strength, chemical resistance, flexibility,
16 and 22 lbs when connectors are assembled.
and conditions of the environment in which it is to be used.
4.4.5 When the cross-pin’s spring is compressed fully, there
1
4. Design Requirements
shallbeaclearanceof ⁄8in.betweentheshortendofthetoggle
and the mated connector as shown in Fig. 2.
4.1 The minimum tensile strength of a boom-to-boom
4.4.6 The cross-pin’s overall length shall be minimized and
connection shall equal or exceed the minimum fabric tensile
its ends rounded or chamfered so as to minimize wear and tear
strength specified in Table 1 of Guide F1523.
on adjacent stored booms or injury to boom handlers.
4.2 Whentheconnectorisdesignedasanintegralpartofthe
3
4.5 Pinholes, designed to accommodate the ⁄8 in. diameter
boom, it shall ensure distribution or transfer of the tension
self-locking pin, shall be incorporated at the design water line
member loads from one boom section to the next through or
(DWL) and, if required, a location as determined in 4.5.1 or
4.5.2 and shown in Fig. 4.
1
This specification is under the jurisdiction of ASTM Committee F20 on 4.5.1 For any connector with 7.0 - 12.9 in. of connector
Hazardous Substances and Oil Spill Response and is the direct responsibility of
material below the DWL pinhole, a second pinhole shall be
Subcommittee F20.11 on Control.
located 6.000 6 0.0015 in. below the DWL pinhole as shown
Current edition approved Nov. 1, 2004. Published February 2005. Originally
in Fig. 4(a).
approved in 1986. Last previous edition approved in 1999 as F962–99. DOI:
10.1520/F0962-04.
4.5.2 For any connector with 13.0 in. or more of connector
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
materialbelowtheDWLpinhole,asecondcross-pinholeshall
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
be located 12.000 6 0.0015 in. below the DWL pinhole as
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. shown in Fig. 4(b).
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
1

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F962 – 04
NOTE 1—All items shown are generic and not intended to depict any manufacturer’s specific product.
FIG. 1 Connector/Adapter
FIG. 2 Self Locking Cross Pin / Lanyard Assembly
4.6 Whereonehalfofaconnectorsetmateswithonehaving 4.6.2 Minimize oil leakage.
the geometry defined herein but is of
...

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