1、Designation: F1142 98 (Reapproved 2012) An American National StandardStandard Specification forManhole Cover Assembly, Bolted, Semi-Flush, Oiltight andWatertight1This standard is issued under the fixed designation F1142; the number immediately following the designation indicates the year oforiginal
2、adoption or, 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 se
3、mi-flush, oiltight, and watertight bolted manholecover assembly.1.2 The manhole cover assembly depicted in this specifica-tion is for use in decks or bulkheads requiring oiltight andwatertight covers that are not required to be completely flush.Manhole cover assemblies shall be complete with covers,
4、mounting rings, gaskets, welded studs, washers, and nuts.1.3 Handles, if required, shall be as specified in the orderinginformation.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 appli
5、cable to certain hazardouscargos (see Section 46 CFR 153.254 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 subjecte
6、d to primary or cyclicloads, other reinforcement or construction 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 specifi
7、cation.1.7 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarr
8、iers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2A36/A36M 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
9、, Strip, AndRolled BarD2000 Classification System for Rubber Products in Auto-motive ApplicationsF783 Specification for Staple, Handgrab, Handle, and Stir-rup Rung2.2 ANSI Standards:3B1.1 Unified Inch Screw ThreadsY14.5M Dimensioning and TolerancingB18.2.1 Square and Hex Bolts and Screws, Inch Serie
10、s2.3 American Bureau of Shipping Standard:4Rules for Building and Classing Steel Vessels2.4 Steel Structures Painting Council Standard:5SP-10 Surface Preparation Specification No. 102.5 Code of Federal Regulations Standard:CFR 46 Code of Federal Regulations63. Terminology3.1 Definitions:3.1.1 manhol
11、ean accessway located in a tank structure.3.1.2 semi-flushplacement of the cover over the ringedopening (without coaming).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 Ma
12、chinery.Current edition approved June 1, 2012. Published October 2012. Originallyapproved in 1998. Last previous edition approved in 2007 as F1142 98 (2007).DOI: 10.1520/F1142-98R12.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.o
13、rg. For Annual Book of ASTMStandards volume information, refer to the standards 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), A
14、BS Plaza, 16855Northchase Dr., Houston, TX 77060, http:/www.eagle.org.5Available from 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 ofDocuments, 732 N. Capitol St., NW, Wash
15、ington, DC 20401-0001, http:/www.access.gpo.gov.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the De
16、cision on Principles for theDevelopment of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.14. Classification4.1 Type I15- by 23-in. (381- by 584-mm) size of accessopening. Type II18- by 24-in. (457- by 610-mm) si
17、ze ofaccess opening.4.2 Grade 114-in. (6.35-mm) thick cover plate. Grade238-in. (9.5-mm) thick cover plate. Grade 312-in. (12.7-mm) thick cover plate.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
18、commercial marinequality, nonhazardous, corrosion-inhibiting, and oil-resistantprimer 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 withSpecifica
19、tion A153/A153M.5. Ordering Information5.1 The purchasers ordering information shall include thefollowing: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),5.1.5 Quantity,5.1.6 RemarksHandles (are/are not) required,5.1.7 ApprovalClassification
20、Society approval (is/is not)required, and5.1.8 Gasket, if other than specified (see 6.6).6. Materials and Manufacture6.1 Plate for the cover and the ring shall be of SpecificationsA36/A36M or A131/A131M steel.6.2 Round bar for the handle shall be in accordance withSpecification F783, Type A.6.3 Weld
21、ed studs shall be34-in. (19.05-mm) 10 UNC-2Aby134 in. (44.4 mm) long and manufactured of ordinary steel tocommercial standards. Threads shall be the coarse thread seriesas specified in the latest issue of ANSI B1.1.6.4 Washers shall be ANSI B18.2.1 Type A,34-in. (19.05-mm) washer, 2-in. (50.8-mm) by
22、 0.148-in. (3.8-mm) thickstandard flat manufactured of yellow brass, SpecificationB36/B36M.6.5 Heavy hex nuts shall be34-in. (19.05-mm) 10 UNC-2Band manufactured of yellow brass, Specification B36/B36M.Threads in nuts shall conform to the dimensions for coarsethreads with tolerances prescribed inANS
23、I B1.1. The nuts shallconform to dimensions prescribed in ANSI B18.2.1.6.6 Unless otherwise specified in ordering information,gasket shall be rubber,316 in. (4.8 mm) thick, 50 6 5durometer prescribed per Classification D2000 5BC507 A14E034. Manhole cover assemblies for government application,see Ann
24、ex A2 for type of gasket.6.7 Welding shall conform to the latest issue of the Ameri-can Bureau of Shipping rules or other classification societyrules as may be applicable.6.8 Details of bolted manhole cover assembly are shown inFig. 1.7. Dimensions7.1 Dimensions of manhole cover assembly shall be as
25、indicated in Table 1.7.2 For plating up to and including14-in. (6.4-mm)thickness, use cover plate of14-in. (6.4-mm) thickness. Platingover14 in. (6.4 mm) up to, and including38-in. (9.5-mm)thickness, use cover plate of38-in. (9.5-mm) thickness. Platingover38-in. (9.5-mm) thickness, use cover plate o
26、f12-in.(12.7-mm) thickness.8. Workmanship, Finish, and Appearance8.1 Items produced under this specification shall be free ofsplinters, sharp edges, burrs, projections, and weld spatters.9. Sampling9.1 For orders for one or two manhole cover assemblies,each manhole cover assembly shall be inspected.
27、9.2 For orders for three to ten manhole cover assemblies,two manhole cover assemblies shall be selected at random. Ifany one of them fails to meet requirements, then all manholesin the order shall be inspected.9.3 For orders for more than ten manhole cover assemblies,they shall be separated into gro
28、ups of ten (or fraction thereof)for sampling purposes.10. Inspection and Testing10.1 ResponsibilityUnless otherwise specified in theorder, the manufacturer is responsible for the performance ofall inspection and testing specified herein. The manufacturermay use his own facilities or any commercial f
29、acility accept-able to the purchaser. The purchaser reserves the right toperform any of the inspections and tests set forth where suchare deemed necessary to assure that supplies conform toprescribed requirements. Nonconforming manhole cover as-semblies shall not be offered for delivery.10.2 Inspect
30、ionThe dimensions of the manhole coverassembly and its components shall be checked to ensure thatthey are within specified tolerances.10.3 Test MethodsEach manhole cover assembly shall bedesigned to the pressure listed in Table 1 and tested to apressure equal to 1.5 times the design pressure. The te
31、stpressure shall be held for a minimum of 5 min. There shall beno visible sign of leakage, permanent deformation, or otherindications of structural failure of the manhole cover assembly.10.3.1 Before delivery, the manhole cover assemblies shallbe certified as to their watertight and oiltight integri
32、ty. Groupsof manhole cover assemblies whose representative samplespass the tightness test shall be certified for watertight andoiltight integrity to their design pressure.F1142 98 (2012)2NOTE 11 in. = 25.4 mm.FIG. 1 Manhole Cover Assembly, Bolted, Semi-Flush, Oiltight and WatertightF1142 98 (2012)3T
33、ABLE1DimensionsforBolted,Semi-Flush,OiltightandWatertightManholeCoverAssemblyANOTE11in.=25.4mm.TypeGradePlateThicknessDeckCutOverallSizeABCDE,F,GHIJKin.(mm)in.(mm)in.(mm)in.(mm)in.(mm)in.(mm)in.(mm)in.(mm)in.(mm)I114(6.5)1523(381584)2338(86)634(171)721147712(191)8(203)914(235)1012(267)4(102)I238(9.5
34、)1523(381584)2338(86)634(171)721147712(191)8(203)914(235)1012(267)4(102)I312(12.5)1523(381584)2338(86)634(171)721147712(191)8(203)914(235)1012(267)4(102)II114(6.5)1824(457610)2314(83)612(165)8181449(229)912(241)1034(273)12(305)3(76)II238(9.5)1824(457610)2314(83)612(165)8211449(229)912(241)1034(273)1
35、2(305)3(76)II312(12.5)1824(457610)2314(83)612(165)8181449(229)912(241)1034(273)12(305)3(76)StudQuantityDesignPressureWeightpsi(kPa)lb(kg)2212.082.778352227.0186.2100452247.9330.212155248.962.188402420.0137.9114522435.6245.514064AThelettersintheheadingsdesignatethefollowing:A=numberofspacesonstraight
36、side,B=boltspacing(straightside),C=totalspan,D=numberofspacesonarcside,E=boltspacing(arcside),F=arcspan,G=accesswayinnerradius,H=seatandgasketinnerradius,I=boltcirclearcradius,J=seatandgasketouterradius,andK=offsetforradiifromcenterofaccesswayandcover.F1142 98 (2012)411. Product Marking11.1 Each man
37、hole cover assembly shall be marked with thepurchase order number, item number from purchase order,ASTM designation number, type, grade, class, and manufac-turers name. Marking may be done by paint, stencil, orweatherproof tag.12. Packaging and Package Marking12.1 Unless otherwise specified, packagi
38、ng shall conform tomanufacturers normal commercial practice, and in such amanner that will ensure acceptance by common carrier andafford protection against physical damage during shipment.Shipping containers shall conform to carrier regulations asapplicable to the mode of transportation.12.2 For gov
39、ernment procurements for long-term storage oroverseas shipment, the requirements of Annex A1 apply. Insuch case, the required level of packaging shall be specified.13. Keywords13.1 bulkhead; decks; manhole cover assembly; marinetechnology; shipsANNEXES(Mandatory Information)A1. PACKING FOR DoD PROCU
40、REMENTS (GOVERNMENT APPLICATIONS)A1.1 Referenced Documents (for this annex only)A1.1.1 Federal Standards:7PPP-B-576 Box, Wood, Cleated, Veneer, Paper OverlaidPPP-B-585 Boxes, Wood, WireboundPPP-B-591 Boxes, Fiberboard, Wood-CleatedPPP-B-601 Boxes, Wood, CleatedPlywoodPPP-B-621 Boxes, Wood, Nailed an
41、d Lock CornerPPP-B-636 Box, FiberboardPPP-B-640 Boxes, Fiberboard, Corrugated, Triple, WallA1.1.2 Military Standard:7MIL-STD-129 Marking for Shipment and StorageA1.1.3 Offcial Classification Committee Standard:8Uniform Freight Classification RulesA1.2 PackingThe manhole cover assembly shall becushio
42、ned, blocked, or braced within the container in a mannerto prohibit movement. Unless otherwise specified in the order,one manhole cover assembly shall be packed per container.When more than one manhole cover assembly is required to bepacked in each container, the gross mass of the wood orwood-cleate
43、d boxes shall not exceed approximately 100 kg.A1.2.1 Level AManhole cover assembly shall be packedin containers conforming to any one of the following specifi-cations at the option of the manufacturer:Specification: Type or Class:PPP-B-576 OverseasPPP-B-585 Class 3PPP-B-591 OverseasPPP-B-601 Oversea
44、sPPP-B-621 Class 2PPP-B-636 Weather ResistantPPP-B-640 Class 2A1.2.1.1 Boxes shall be closed and banded in accordancewith the applicable box specification.A1.2.2 Level BManhole cover assemblies shall be packedin boxes conforming to any of the following specifications atthe option of the manufacturer
45、:Specification: Type or Class:PPP-B-576 PPP0-B-585 Domestic Class 1 or 27Available from DLA Document Services, Building 4/D, 700 Robbins Ave.,Philadelphia, PA 19111-5094, http:/quicksearch.dla.mil.8Available from Official Classification Committee, Uniform ClassificationAgent, Tariff Publications Off
46、icer, 222 S. Riverside Plaza, Chicago, IL 60606.F1142 98 (2012)5A2. DoD MANHOLE COVER ASSEMBLY SPECIAL APPLICATIONA2.1 Referenced Documents (for this annex only)A2.1.1 Military Standards:7MIL-C-6183 Cork and Rubber Composition Sheet forAromatic Fuel and Oil Resistant GasketsMIL-G-1149 Gasket Materia
47、ls, Synthetic Rubber 50 and65 Durometer HardnessMIL-R-900 Rubber Gasket Material, 45 Durometer Hard-nessMIL-R-83248 Rubber Fluorocarbon Elastomer, HighTemperature, Fluid and Compression Set ResistantA2.2 Gasket materials used in DoD manhole cover assem-blies shall be as follows:Manhole CoverAssembly
48、 ServiceRequired Gasket MaterialGeneral service MIL-R-900Freshwater MIL-G-1149, Class 2Oil, gasoline, saltwater MIL-C-6183, Class 1Hydraulic machineryspaces using phosphateester-based hydraulicfluidMIL-R-83248A2.3 DoD manhole covers shall be Class B.ASTM International takes no position respecting th
49、e validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited eithe
