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本文(ASTM C139-2017 Standard Specification for Concrete Masonry Units for Construction of Catch Basins and Manholes《建造雨水井和检修孔使用混凝土砌块的标准规格》.pdf)为本站会员(花仙子)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

ASTM C139-2017 Standard Specification for Concrete Masonry Units for Construction of Catch Basins and Manholes《建造雨水井和检修孔使用混凝土砌块的标准规格》.pdf

1、Designation: C139 14C139 17Standard Specification forConcrete Masonry Units for Construction of Catch Basinsand Manholes1This standard is issued under the fixed designation C139; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the

2、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.This standard has been approved for use by agencies of the U.S. Department of Defense.1. Scope*1.1 This specification cove

3、rs solid precast segmental concrete masonry units made from hydraulic cement, water, and suitablemineral aggregates, with or without the inclusion of other materials. The units are intended for use in the construction of catchbasins and manholes.1.2 The text of this standard referenced notes and foo

4、tnotes that provide explanatory material. These notes and footnotes(excluding those in tables and figures) shall not be considered as requirements of the standard.1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematicalconversions to

5、SI units that are provided for information only and are not considered standard.1.4 This international standard was developed in accordance with internationally recognized principles on standardizationestablished in the Decision on Principles for the Development of International Standards, Guides an

6、d Recommendations issuedby the World Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2C33 Specification for Concrete AggregatesC140 Test Methods for Sampling and Testing Concrete Masonry Units and Related UnitsC150 Specification for Portland C

7、ementC207 Specification for Hydrated Lime for Masonry PurposesC595 Specification for Blended Hydraulic CementsC618 Specification for Coal Fly Ash and Raw or Calcined Natural Pozzolan for Use in ConcreteC989 Specification for Slag Cement for Use in Concrete and MortarsC1157 Performance Specification

8、for Hydraulic CementC1232 Terminology of Masonry3. Terminology3.1 Terminology defined in Terminology C1232 shall apply for this specification.4. Materials4.1 Cementitious materials shall conform to the following ASTM specifications:4.1.1 Portland CementSpecification C150.4.1.2 Blended Hydraulic Ceme

9、ntsSpecification C595.4.1.3 Hydraulic CementSpecification C1157.4.1.4 Ground Blast-Furnace SlagSpecification C989.4.1.5 Hydrated LimeType S of Specification C207.1 This specification is under the jurisdiction of ASTM Committee C15 on Manufactured Masonry Units and is the direct responsibility of Sub

10、committee C15.03 onConcrete Masonry Units and Related Units.Current edition approved Dec. 1, 2014June 1, 2017. Published January 2015July 2017. Originally approved in 1938. Last previous edition approved in 20112014 as C13911.14. DOI: 10.1520/C0139-14.10.1520/C0139-17.2 For referencedASTM standards,

11、 visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.This document is not an ASTM standard and is intended only to provide the user of an ASTM st

12、andard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by A

13、STM is to be considered the official document.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States14.1.6 Fly AshSpecification C618.4.1.7 Siliceous and Pozzolanic MaterialsSil

14、iceous and pozzolanic materials shall conform to applicable ASTM standards, orshall be shown by test or experience to be not detrimental to the durability of the concrete.4.2 AggregatesAggregates shall conform to Specification C33, except grading requirements shall not apply.4.3 Other ConstituentsAi

15、r-entraining agents, coloring pigments, integral water repellents, finely ground silica, and otherconstituents shall be previously established as suitable for use in concrete masonry units and shall conform to applicable ASTMstandards or shall be shown by test or experience not to be detrimental to

16、the durability of the concrete masonry units or anymaterial customarily used in masonry construction.5. Physical Requirements5.1 At the time of delivery to the site of the work, the units shall conform to the requirements prescribed in Table 1.6. Dimensions and Permissible Variations6.1 The thicknes

17、s of any unit shall be not less than 5 in. (127 mm).6.2 Overall dimensions shall not vary by more than 63 % from the specified dimensions.7. Sampling and Testing7.1 The purchaser or his authorized representative shall be accorded proper facilities to inspect and sample the units at the placeof manuf

18、acture from the lots ready for delivery.7.2 Compressive strength, absorption, density, and dimensional tolerances shall be based on tests of concrete masonry units ofany configuration or dimensions made with the same materials, concrete mix design, manufacturing process, and curing method,conducted

19、in accordance with Test Methods C140 and within 12 months of production of the units.not more than 12 months priorto delivery.7.3 Except as specified in Section 8, and unless otherwise agreed, the expense of inspection and testing shall be borne by thepurchaser.8. Visual Inspection8.1 All units shal

20、l be sound and free of cracks or other defects that interfere with the proper placing of the unit.9. Compliance9.1 If a sample fails to conform to the specified requirements, the manufacturer shall be permitted to remove units from theshipment. A new sample shall be selected by the purchaser from re

21、maining units from the shipment with a similar configurationand dimension and tested at the expense of the manufacturer. If the second sample meets the specified requirements, the remainingportion of the shipment represented by the sample meets the specified requirements. If the second sample fails

22、to meet the specifiedrequirements, the remaining portion of the shipment represented by the sample fails to meet the specified requirements.NOTE 1Unless otherwise specified in the purchase order, the cost of tests is typically borne as follows: (1) if the results of the tests show that theunits do n

23、ot conform to the requirements of this specification, the cost is typically borne by the seller; (2) if the results of the tests show that the unitsconform to the specification requirements, the cost is typically borne by the purchaser.10. Keywords10.1 catch basins; concrete masonry units; manholes;

24、 masonry unitsSUMMARY OF CHANGESCommittee C15 has identified the location of selected changes to this standard since the last issue(C139 10C139 14) that may impact the use of this standard. (December(June 1, 2014)2017)TABLE 1 Strength and Absorption RequirementsCompressive Strength,min, lb/in2 (MPa)

25、(Average Gross Area)Water Absorption,max, lb/ft3 (kg/m3)Average of3 UnitsIndividualUnitsAverage of3 UnitsIndividualUnits2500 (17) 2000 (13) 10 (160) 12 (192)C139 172(1) Revised Modified testing frequency in Section 7.27 to add a 12-month frequency for C140 tests.be based on time of delivery.ASTM Int

26、ernational takes no position respecting the 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 entirel

27、y 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 either for revision of this standard or for additional standardsand sho

28、uld be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Sta

29、ndards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the Copyright Clearance Center, 222Rosewood Drive, Danvers, MA 01923, Tel: (978) 646-2600; http:/ 173

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