1、Designation: C 476 07Standard Specification forGrout for Masonry1This standard is issued under the fixed designation C 476; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicate
2、s the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope*1.1 This specification covers two types of grout, fine andcoarse grout, for use in the
3、 construction of masonry structures.Grout is specified by (1) proportions or (2) strength require-ments.1.2 The text of this specification references notes andfootnotes that provide explanatory material. These notes andfootnotes (excluding those in tables and figures) shall not beconsidered as requi
4、rements of this specification.2. Referenced Documents2.1 ASTM Standards:2C5 Specification for Quicklime for Structural PurposesC 143/C 143M Test Method for Slump of Hydraulic-Cement ConcreteC 150 Specification for Portland CementC 207 Specification for Hydrated Lime for Masonry Pur-posesC 260 Specif
5、ication for Air-Entraining Admixtures for Con-creteC 404 Specification for Aggregates for Masonry GroutC 595 Specification for Blended Hydraulic CementsC 618 Specification for Coal Fly Ash and Raw or CalcinedNatural Pozzolan for Use in ConcreteC 989 Specification for Ground Granulated Blast-FurnaceS
6、lag for Use in Concrete and MortarsC 1019 Test Method for Sampling and Testing GroutC 1157 Performance Specification for Hydraulic Cement3. Materials3.1 Materials used as ingredients in grout shall conform tothe requirements specified in 3.1.1-3.1.8.3.1.1 Cementitious MaterialsCementitious materials
7、 shallconform to one of the following specifications:3.1.1.1 Portland CementType I, IA, II, IIA, III, and IIIAof Specification C 150.3.1.1.2 Blended CementsType IS, IS(MS), IS-A, IS-A(MS), IP, or IP-A of Specification C 595 or types GU, HE,MS, or HS of Specification C 1157.3.1.1.3 QuicklimeSpecifica
8、tion C5.3.1.1.4 Hydrated LimeType S of Specification C 207.3.1.1.5 Coal Fly Ash or Raw Calcined Natural PozzolanSpecification C 618. Addition rates shall be in an amountgoverned by the portland-pozzolan cement category of Speci-fication C 595. The grout produced with blends of portlandcement and fly
9、 ash or raw calcined natural pozzolan shall havethe compressive strength specified (4.2.2).3.1.1.6 Granulated Blast Furnace SlagSpecificationC 989.Addition rates shall be as governed by the portland blastfurnace slag cement category of Specification C 595. Groutsproduced with blends of portland ceme
10、nt and granulated blastfurnace slag shall have the compressive strength specified(4.2.2).3.1.2 Air-Entraining AdmixturesAir-entraining admix-tures shall conform to Specification C 260.3.1.3 AggregatesAggregates shall conform to Specifica-tion C 404.3.1.4 WaterWater shall be clean and potable.3.1.5 A
11、dmixturesIntegral waterproofing compounds, ac-celerators, or other admixtures not mentioned definitely in thespecification shall not be used in grout for use in reinforcedmasonry without approval from the purchaser.3.1.6 Pumping AidsPumping aids are permitted to be usedin cases where the brand, qual
12、ity, and quantity are approved inwriting by the purchaser or are definitely stipulated in thespecification.3.1.7 Antifreeze CompoundsNo antifreeze liquids, salts,or other substances shall be used in grout to lower the freezingpoint.3.1.8 Storage of MaterialsCementitious materials andaggregates shall
13、 be stored in such a manner as to preventdeterioration or intrusion of foreign material or moisture. Anymaterial that has become unsuitable for good construction shallnot be used.1This specification is under the jurisdiction of ASTM Committee C12 onMortars and Grouts for Unit Masonry and is the dire
14、ct responsibility of Subcom-mittee C12.05 on Grout cement; compressive strength; grout; ma-sonry; portland cement; proportionsTABLE 1 Grout Proportions by VolumeType Parts by Volume ofPortland Cement orBlended CementParts by Volume ofHydrated Lime or LimePuttyAggregate,Measured in a Damp, Loose Cond
15、itionFine CoarseFine grout 1 0110 214 3 times the sum of thevolumes of the cementitiousmaterials.Coarse grout 1 0110 214 3 times the sum of thevolumes of the cementitiousmaterials12 times the sum of thevolumes of the cementitiousmaterialsC476072SUMMARY OF CHANGESCommittee C12 has identified the loca
16、tion of selected changes to this standard since the last issue (C 476 02)that may impact the use of this standard. (Approved Aug. 1, 2007.)(1) Section 5.2 was modified and reorganized to delineatethose production methods in which water is added at the jobsite from those methods in which the water is
17、 added at anotherlocation.ASTM International 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 infrin
18、gement 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 either for revision of this standard
19、 or for additional standardsand should 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
20、 known to the ASTM Committee on Standards, 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).C476073
