1、Designation: D 242/D 242M 09Standard Specification forMineral Filler For Bituminous Paving Mixtures1This standard is issued under the fixed designation D 242/D 242M; the number immediately following the designation indicates the yearof original adoption or, in the case of revision, the year of last
2、revision. A number in parentheses indicates the year of last reapproval.A superscript epsilon () 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. Scope1.1 This specification covers mineral filler a
3、dded as aseparate ingredient for use in bituminous paving mixtures.1.2 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard. The values stated ineach system may not be exact equivalents; therefore, eachsystem shall be used independently of the other. Comb
4、iningvalues from the two systems may result in non-conformancewith the standard.1.3 The text of this standard references notes and footnoteswhich provide explanatory material. These notes and footnotes(excluding those in tables and figures) shall not be consideredas requirements of the standard.2. R
5、eferenced Documents2.1 ASTM Standards:2C50 Practice for Sampling, Sample Preparation, Packag-ing, and Marking of Lime and Limestone ProductsC 183 Practice for Sampling and the Amount of Testing ofHydraulic CementC311 Test Methods for Sampling and Testing Fly Ash orNatural Pozzolans for Use in Portla
6、nd-Cement ConcreteD 546 Test Method for Sieve Analysis of Mineral Filler forBituminous Paving MixturesD 4318 Test Methods for Liquid Limit, Plastic Limit, andPlasticity Index of Soils3. General Description3.1 Mineral filler shall consist of finely divided mineralmatter such as rock dust, slag dust,
7、hydrated lime, hydrauliccement, fly ash, loess, or other suitable mineral matter. At thetime of use, it shall be sufficiently dry to flow freely andessentially free from agglomerations.4. Physical Requirements4.1 Mineral filler shall be graded within the followinglimits:Sieve Percent Passing (by Mas
8、s)1.18 mm No. 16 100600-m No. 30 97 to 100300-m No. 50 95 to 10075-m No. 200 70 to 1004.2 Mineral Filler prepared from rock dust, slag dust, loess,and similar materials shall be essentially free from organicimpurities and have a plasticity index not greater than 4.NOTE 1Plasticity index limits are n
9、ot appropriate for hydrated limeand hydraulic cement.5. Methods of Sampling and Testing5.1 Sample the mineral filler according to Practice C50,C 183, or Test Methods C311, whichever is most appropriatefor the material being sampled, except as noted in 5.1.1.5.1.1 Obtain samples at random intervals n
10、ot to exceed each300 tons of material as delivered.5.2 The minimum size of field samples shall be 5.0 kg 11lbs. Reduce the field sample to a minimum size of 2.5 kg 5lbs for testing.5.3 Determine the grading of the material by Test MethodD 546.5.4 Determine the plasticity index by Test Method D 4318.
11、1This specification is under the jurisdiction of ASTM Committee D04 on Roadand Paving Materials and is the direct responsibility of Subcommittee D04.50 onAggregate Specifications.Current edition approved June 1, 2009. Published June 2009. Originallyapproved in 1926. Last previous edition approved in
12、 2004 as D 242 04.2For 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 standards Document Summary page onthe ASTM website.1Copyright ASTM International, 100 Barr Har
13、bor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.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
14、 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 ar
15、e invited either for revision of this standard 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 rec
16、eived a fair hearing you shouldmake your views 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).D 242/D 242M 092
