1、Designation:F114398(Reapproved 2012)An American National StandardStandard Specification forManhole Cover Assembly,Bolted,Raised,Oiltight andWatertight1This standard is issued under the fixed designation F1143;the number immediately following the designation indicates the year oforiginal adoption or,
2、in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification provides design and constructioncriteria for a raised,bolted,oiltigh
3、t,and watertight manholecover assembly.1.2 The manhole cover assemblies depicted in this specifi-cation are for use in decks or bulkheads in which the manholecover assemblies must be of the raised type.Manhole covershall be complete with coaming,gasket,welded studs or bolts,washers,and nuts.1.3 Dete
4、rmination of the use of handles will be as specifiedin the ordering information.1.4 The values stated in inch-pound units are to be regardedas the standard.The values given in parentheses are forinformation only.1.5 This specification is not applicable to certain hazardouscargos(see Section 46 CFR 1
5、53.254 and 46 CFR 154.340).1.6 This specification provides design and construction formanhole cover assemblies subjected to lateral pressures such asresulting from vehicle loads or hydrostatic pressures.Wheremanhole cover assemblies are subjected to primary or cyclicloads,other reinforcement or cons
6、truction criteria may benecessary to integrate the manhole assembly with the requiredstructural reinforcement for openings in decks or bulkheads.Design of the manhole cover assembly for primary or cyclicloads is beyond the scope of this specification.2.Referenced Documents2.1 ASTM Standards:2A36/A36
7、M Specification for Carbon Structural SteelA131/A131M Specification for Structural Steel for ShipsA153/A153M Specification for Zinc Coating(Hot-Dip)onIron and Steel HardwareB36/B36M Specification for Brass Plate,Sheet,Strip,AndRolled BarD2000 Classification System for Rubber Products in Auto-motive
8、ApplicationsF783 Specification for Staple,Handgrab,Handle,and Stir-rup Rung2.2 ANSI Standards:B1.1 Unified Inch Screw Threads3ANSI Y14.5M Dimensioning and Tolerancing3B18.2.1 Square and Hex Bolts and Screws,Inch Series32.3 American Bureau of Shipping Standard:Rules for Building and Classing Steel Ve
9、ssels42.4 Steel Structures Painting Council Standard:SP-10 Surface Preparation Specification No.1052.5 Code of Federal Regulations Standard:CFR 46 Code of Federal Rgulations63.Terminology3.1 Definitions:3.1.1 manholean accessway located in a tank structure.3.1.2 raisedmanhole cover seat is located o
10、n an angle orflat bar coaming which protrudes from the tank structure intothe space from which it is accessed.4.Classification4.1 Type I15-by 23-in.(381-by 584-mm)size of accessopening.Type II18-by 24-in.(457-by 610-mm)size ofaccess opening.4.2 Grade 114-in.(6.35-mm)thick cover plate.Grade238-in.(9.
11、5-mm)thick cover plate.Grade 312-in.(13-mm)thick cover plate.1This specification is under the jurisdiction of ASTM Committee F25 on Shipsand Marine Technology and is the direct responsibility of Subcommittee F25.03 onOutfitting and Deck Machinery.Current edition approved June 1,2012.Published Octobe
12、r 2012.Originallyapproved in 1988.Last previous edition approved in 2007 as F1143 98(2007).DOI:10.1520/F1143-98R12.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the st
13、andards Document Summary page onthe ASTM website.3Available from American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036,http:/www.ansi.org.4Available from American Bureau of Shipping(ABS),ABS Plaza,16855Northchase Dr.,Houston,TX 77060,http:/www.eagle.org.5Available fro
14、m Society for Protective Coatings(SSPC),40 24th St.,6th Floor,Pittsburgh,PA 15222-4656,http:/www.sspc.org.6Available from U.S.Government Printing Office Superintendent of Documents,732 N.Capitol St.,NW,Mail Stop:SDE,Washington,DC 20401,http:/www.access.gpo.gov.Copyright ASTM International,100 Barr H
15、arbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 4.3 Class A Manhole Cover AssembliesClass A manholecover assemblies shall be abrasive blasted to near white metalin accordance with SSPC SP-10 and a commercial marinequality nonhazardous corrosion-inhibiting and oil-resistantprim
16、er coating be applied for protection for a period of oneyear during shipping and in shipyard handling.4.4 Class B Manhole Cover AssembliesClass B manholecover assemblies shall be galvanized in accordance withSpecification A153/A153M.5.Ordering Information5.1 The purchasers ordering information shall include thefollowing information:5.1.1 ASTM designation and year of issue,5.1.2 Type(see 4.1),5.1.3 Grade(see 4.2),5.1.4 Class(see 4.3 and 4.4),5.1.5 Shape(rectangular or oval)(see Fig.1 and Fig.2),5
