1、Designation: C1319 16C1319 17Standard Specification forConcrete Grid Paving Units1This standard is issued under the fixed designation C1319; 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 par
2、entheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification covers the requirements for concrete grid paving units for vehicular trafficways, parking areas, soilstabilization, and revetmen
3、ts.NOTE 1When particular features are desired, such as weight classification, higher compressive strength, surface texture, finish, color, or other specialfeatures, such properties should be specified separately by the purchaser. However, local sellers should be consulted as to availability of units
4、 having thedesired features.1.2 The text of this standard references notes and footnotes which 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 re
5、garded as standard. The values given in parentheses are mathematicalconversions to 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 t
6、he Decision on Principles for the Development of International Standards, Guides and 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 an
7、d Testing Concrete Masonry Units and Related UnitsC150 Specification for Portland CementC331 Specification for Lightweight Aggregates for Concrete Masonry UnitsC595 Specification for Blended Hydraulic CementsC618 Specification for Coal Fly Ash and Raw or Calcined Natural Pozzolan for Use in Concrete
8、C989 Specification for Slag Cement for Use in Concrete and MortarsC979 Specification for Pigments for Integrally Colored ConcreteC1157 Performance Specification for Hydraulic CementC1232 Terminology of MasonryC1240 Specification for Silica Fume Used in Cementitious Mixtures3. Terminology3.1 Terminol
9、ogy defined in Terminology C1232 shall apply for this specification.4. Materials4.1 Cementitious MaterialsMaterials shall conform to the following applicable ASTM specifications:4.1.1 Portland CementsSpecification C150.4.1.2 Modified Portland CementPortland cement conforming to Specification C150, m
10、odified as follows:1 This specification is under the jurisdiction of ASTM Committee C15 on Manufactured Masonry Units and is the direct responsibility of Subcommittee C15.03 onConcrete Masonry Units and Related Units.Current edition approved Dec. 1, 2016June 1, 2017. Published January 2017July 2017.
11、 Originally approved in 1995. Last previous edition approved in 20142016 asC1319 14.C1319 16. DOI: 10.1520/C1319-16.10.1520/C1319-17.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume inform
12、ation, 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 standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately dep
13、ict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end of this standardCopyright ASTM Internatio
14、nal, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States14.1.2.1 Calcium carbonate, with a minimum 85 % CaCO3 content, shall be permitted to be interground with the cement,provided the requirements of Specification C150 as modified are met: limitation on insoluble res
15、idue is 1.5 % and limitation onloss on ignition is 7 %.4.1.3 Blended Hydraulic CementsSpecification C595.4.1.4 Hydraulic CementSpecification C1157.4.1.5 PozzolansSpecification C618.4.1.6 Blast Furnace Slag CementsSpecification C989.4.1.7 Silica FumeSpecification C1240.4.2 AggregatesAggregates shall
16、conform to one of the followingASTM specifications, except that grading requirements shallnot necessarily apply:4.2.1 Normal WeightSpecification C33.4.2.2 LightweightSpecification C331.4.3 Pigments for Integrally Colored ConcreteSpecification C979.4.4 Other ConstituentsAir-entraining agents, integra
17、l water repellents, and other constituents, shall be previously establishedas suitable for use in concrete grid paving units and shall conform to applicable ASTM standards, or they shall be shown by testor experience satisfactory to the specifier and not to be detrimental to the durability of the co
18、ncrete grid paving unit or any materialcustomarily used in grid paving construction.5. Physical Requirements5.1 Units shall have maximum length and width dimensions of 24 in. by 24 in. (610 mm by 610 mm).5.2 Units shall have a minimum specified thickness of 3 18 in. (80 mm).5.3 At the time of delive
19、ry to the work site, the units shall conform to the physical requirements prescribed in Table 1.5.4 DurabilityDurability shall be demonstrated by proven field performance satisfactory to the specifier that the grid paverunits have adequate durability for the intended use.5.4.1 Proven Field Performan
20、ceSatisfactory field performance is demonstrated when units similar in composition and madewith the same manufacturing process as those to be supplied to the purchaser, maintain the physical requirements specified in Table1 after three years of use. The units used as the basis for proven field perfo
21、rmance shall have been exposed to the same generaltype of environment, temperature range, and traffic volume as is expected for the units supplied to the purchaser.6. Permissible Variations in Dimensions6.1 Length or width of units shall not differ by more than 618 in. (63.2 mm) from specified dimen
22、sions. Heights of units shallnot differ by more than 618 in. (63.2 mm) from the specified dimensions. Tests shall be performed as required in 7.2.7. Sampling and Testing7.1 The purchaser or his authorized representative shall be accorded proper facilities to inspect and sample the units at the place
23、of manufacture from lots ready for delivery.7.2 Compressive strength, absorption, density, and dimensional tolerances shall be based on tests of concrete grid paving unitsof any configuration or dimensions made with the same materials, concrete mix design, manufacturing process, and curing method,co
24、nducted in accordance with Test Methods C140 and within 12 months of production of the units.TABLE 1 Physical RequirementsCompressive StrengthNet Area,min. psi (MPa)Water Absorption,max lb/ft3(kg/m3)Percent Solid,min. and max.,%Web Widthin. (mm)Average of 3unitsIndividual Average of 3unitsIndividual
25、 MinimumA AverageB5000 (35) 4500 (31) 10 (160) 12 (192) 45 and 75 1.00 (25) 1.25 (32)TABLE 1 Physical RequirementsCompressive StrengthNet Area,min. psi (MPa)Water Absorption,max lb/ft3(kg/m3)Percent Solid Web Widthin. (mm)Average of 3unitsIndividual Average of 3unitsIndividual Minimum Maximum Minimu
26、mA AverageB5000 (35) 4500 (31) 10 (160) 12 (192) 45 75 1.00 (25) 1.25 (32)AMeasured at the thinnest point.BAverage of measurements along the height of the web.C1319 1728. Visual Inspection8.1 Units shall be free of defects that interfere with the proper placing of the unit or impair the strength or
27、permanence of theconstruction.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 remaining units from the shipment with a similar configurationand dime
28、nsion 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 to meet the specifiedrequirements, the remaining portion of the ship
29、ment represented by the sample fails to meet the specified requirements.NOTE 2Unless otherwise specified in the purchase order, the costs of tests is typically borne as follows: (1) if the results of the tests show that theunits do not conform to the requirements of this specification the cost is ty
30、pically 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 concrete grid paving units; revetments; soil stabilization; vehicular trafficwaysSUMMARY OF CHANGESCommittee C15 ha
31、s identified the location of selected changes to this standard since the last issue(C1319 14C1319 16) that may impact the use of this standard. (December(June 1, 2016)2017)(1) RevisedUpdated Table 1. to clarify percent solid requirements.Committee C15 has identified the location of selected changes
32、to this standard since the last issue(C1319 14) that may impact the use of this standard. (December 1, 2016)(1) Revised Table 1.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
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