Standard Specification for Manhole Cover Assembly, Bolted, Semi-Flush, Oiltight and Watertight, Hinged

SCOPE
1.1 This specification provides design and construction criteria for a semi-flush, oiltight and watertight bolted hinged manhole cover assembly.
1.2 The manhole cover assemblies depicted on this specification are for use in decks or bulkheads requiring oiltight and watertight covers that are not required to be completely flush. Manhole cover assemblies shall be complete with covers, mounting rings, gaskets, studs, washers, hinge assemblies, and nuts.
1.3 Handles, if required, shall be as specified in the ordering information.
1.4 Values stated in inch-pound units are to be regarded as standard.
1.5 This standard is not applicable to certain hazardous cargos. (See 46CFR 153.254 and 46CFR 154.340.)
1.6 This specification provides design and construction for manhole cover assemblies subjected to lateral pressures such as resulting from vehicle loads or hydrostatic pressures. Where manhole cover assemblies are subjected to primary or cyclic loads, other reinforcement or construction criteria may be necessary to integrate the manhole assembly with the required structural reinforcement for openings in decks or bulkheads. Design of the manhole cover assembly for primary or cyclic loads is beyond the scope of this specification.

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Publication Date
30-Nov-2003
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ASTM F1144-98(2003) - Standard Specification for Manhole Cover Assembly, Bolted, Semi-Flush, Oiltight and Watertight, Hinged
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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
An American National Standard
Designation: F 1144 – 98 (Reapproved 2003)
Standard Specification for
Manhole Cover Assembly, Bolted, Semi-Flush, Oiltight and
1
Watertight, Hinged
This standard is issued under the fixed designation F 1144; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope A 575 Specification for Steel Bars, Carbon, Merchant Qual-
ity, M-Grades
1.1 This specification provides design and construction
B 36/B 36M Specification for Brass Plate, Sheet, Strip, and
criteria for a semi-flush, oiltight and watertight bolted hinged
Rolled Bar
manhole cover assembly.
D 2000 Classification System for Rubber Products inAuto-
1.2 The manhole cover assemblies depicted on this specifi-
motive Applications
cation are for use in decks or bulkheads requiring oiltight and
F 783 Specification for Staple, Handgrab, Handle, and Stir-
watertight covers that are not required to be completely flush.
rup Rung
Manhole cover assemblies shall be complete with covers,
2.2 ANSI Standards:
mounting rings, gaskets, studs, washers, hinge assemblies, and
3
B1.1 Unified Inch Screw Threads
nuts.
3
Y14.5M Dimensioning and Tolerancing
1.3 Handles, if required, shall be as specified in the ordering
3
B18.2.1 Square and Hex Bolts and Screws, Inch Series
information.
2.3 ABS Standard:
1.4 Values stated in inch-pound units are to be regarded as
4
Rules for Building and Classing Steel Vessels
standard.
2.4 Steel Structures Painting Council Standard:
1.5 This standard is not applicable to certain hazardous
5
SP-10 Surface Preparation Specification No. 10
cargos. (See 46CFR 153.254 and 46CFR 154.340.)
2.5 Code of Federal Regulations Standard:
1.6 This specification provides design and construction for
6
CFR 46 Code of Federal Regulations
manholecoverassembliessubjectedtolateralpressuressuchas
resulting from vehicle loads or hydrostatic pressures. Where
3. Terminology
manhole cover assemblies are subjected to primary or cyclic
3.1 Definitions:
loads, other reinforcement or construction criteria may be
3.1.1 manhole—accessway located in a tank structure.
necessary to integrate the manhole assembly with the required
3.1.2 semi-flush—referstotheplacementofthehingedplate
structural reinforcement for openings in decks or bulkheads.
over the ringed opening (without coaming).
Design of the manhole cover assembly for primary or cyclic
loads is beyond the scope of this specification.
4. Classification
4.1 Type I—15- by 23-in. (381- by 584-mm) size of access
2. Referenced Documents
2 opening
2.1 ASTM Standards:
4.2 Type II—18- by 24-in. (457- by 610-mm) size of access
A 36/A 36M Specification for Structural Steel
opening
A 131/A 131M Specification for Structural Steel for Ships
1
4.3 Grade 1— ⁄4-in. (6.4-mm) thick cover plate
A 153/A 153M SpecificationforZincCoating(HotDip)on
3
4.4 Grade 2— ⁄8-in. (9.5-mm) thick cover plate
Iron and Steel Hardware
1
This specification is under the jurisdiction of ASTM Committee F25 on Ships
3
and Marine Technology and is the direct responsibility of Subcommittee F25.03 on Available fromAmerican National Standards Institute (ANSI), 25 W. 43rd St.,
Outfitting and Deck Machinery. 4th Floor, New York, NY 10036.
4
Current edition approved Dec. 1, 2003. Published January 2004. Originally Available from American Bureau of Shipping (ABS), ABS Plaza, 16855
approved in 1988. Last previous edition approved in 1998 as F 1144 – 98. Northchase Dr., Houston, TX 77060.
2 5
For referenced ASTM standards, visit the ASTM website, www.astm.org, or Available from Steel Structures Painting Council (SSPC), 40 24th St., 6th
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Floor, Pittsburgh, PA 15222-4656.
6
Standards volume information, refer to the standard’s Document Summary page on Available from Superintendent of Documents, Government Printing Office,
the ASTM website. Washington, DC 20402.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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F 1144 – 98 (2003)
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4.5 Grade 3— ⁄2-in. (12.7-mm) thick cover plate 7.2 For plating up to and including ⁄4-in. (6.4-mm) thick-
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4.6 Class A Manhole Cover Assemblies— Shall be abrasive ness, use cover plate of ⁄4-in. (6.4-mm) thickness. Plating over
1 3
blasted to near white metal in accordance with SSPC SP-10 ⁄4-in. (6.4-mm) up to and including ⁄8-in. (9.5-mm) thickness;
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and a commercial marine quality nonhazardous corrosion- usecoverplateof ⁄8-in.(9.5-mm)thickness.Platingover ⁄8-in.
1
inhibiting and oil-resistant primer coating be applied for (9.5-
...

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