ASTM D5711-95
(Test Method)Standard Test Method for Adherent Fines
Standard Test Method for Adherent Fines
SCOPE
1.1 This test method covers the determination of the percent by mass of fine dust, clay or silt, or both, present as a coating on coarse aggregate particles. The nature of the fines adhering to the coarse aggregate is not determined. Note 1-The nature of the fines can be determined by other tests such as Test Methods D2419 and D4318.
1.2 This proposed test method is intended for use with 50 mm (2 in.) maximum size aggregate and smaller.
1.3 The values shown in SI units are to be regarded as the standard, except for the frame size of testing sieves, for which inch-pound units are to be regarded as standard.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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Designation: D 5711 – 95
AMERICAN SOCIETY FOR TESTING AND MATERIALS
100 Barr Harbor Dr., West Conshohocken, PA 19428
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Test Method for
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Adherent Fines
This standard is issued under the fixed designation D 5711; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope 3.1.2 coarse aggregate, n—aggregate predominately re-
tained on the 4.75 mm (No. 4) sieve.
1.1 This test method covers the determination of the percent
by mass of fine dust, clay or silt, or both, present as a coating
4. Summary of Test Method
on coarse aggregate particles. The nature of the fines adhering
4.1 A sample of dry aggregate of known mass is separated
to the coarse aggregate is not determined.
through a series of sieves of progressively smaller openings to
NOTE 1—The nature of the fines can be determined by other tests such
remove loose (non-adhering) fines from the sample. After
as Test Methods D 2419 and D 4318.
determining the mass, the sample is then slaked and washed to
1.2 This proposed test method is intended for use with 50
remove the fines still adhering to the coarse aggregate particles.
mm (2 in.) maximum size aggregate and smaller.
The sample is dried and the mass measured to determine the
1.3 The values shown in SI units are to be regarded as the
quantity of fines removed during washing.
standard, except for the frame size of testing sieves, for which
5. Significance and Use
inch-pound units are to be regarded as standard.
1.4 This standard does not purport to address all of the
5.1 This proposed test method assigns a measurable value to
safety concerns, if any, associated with its use. It is the
the amount of fine material adhering to the coarse aggregate
responsibility of the user of this standard to establish appro-
due to handling or contamination by silt or clay.
priate safety and health practices and determine the applica-
6. Apparatus
bility of regulatory limitations prior to use.
6.1 Balances—Balances or scales used in testing shall have
2. Referenced Documents
readability and accuracy to 0.1 g at any point within the range
2.1 ASTM Standards:
of use.
C 136 Test Method for Sieve Analysis of Fine and Coarse
6.2 Sieves—Three 8-in. (203.2 mm) round sieves, a
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Aggregates
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4.75-mm (No. 4), a 9.5-mm ( ⁄8-in.), and a 75 μm (No. 20)
C 702 Practice for Reducing Samples of Aggregate to
conforming to the requirements of Specification E 11.
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Testing Size
6.3 Mechanical Sieve Shaker—A mechanical sieve shaker
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D 75 Practice for Sampling Aggregates
shall impart a vertical, or lateral and vertical, motion to the
E 11 Specification for Wire-Cloth Sieves for Testing Pur-
sieve, causing the particles thereon to bounce and turn so as to
4
poses
present different orientations to the sieving.
D 2419 Test Method for Sand Equivalent Value of Soils and
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NOTE 2—Tyler Rotap, Soiltest model CL-305A and Tyler RX-8 shakers
Fine Aggregate
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have been found to be acceptable. Others which provide comparable
D 4318 Test Method for Liquid Limit, Plastic Limit, and
results to these models are also acceptable.
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Plasticity Index of Soils
6.4 Oven—An oven of appropriate size capable of main-
3. Terminology
taining a uniform temperature of 110 6 5°C (230 6 9°F).
3.1 Definitions:
7. Sampling
3.1.1 adherent fines, n—fine particles smaller than 75 μm
created from handling or silt or clay that sticks (adheres) to the
7.1 Sample the aggregate in accordance with Practice D 75.
coarse aggregate particles.
The mass of the field sample shall be the mass shown in
Practice D 75 or four times the mass required in 8.2, whichever
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is greater.
This test method is under the jurisdiction of ASTM Committee D-4 on Road
and Paving Materials and is the direct responsibility of Subcommittee D04.51 on
7.2 Thoroughly mix the sample and reduce it to an amount
Aggregate Tests.
suitable for testing using the applicable procedures described in
Current edition approved May 15, 1995. Published July 1995. Originally
published as Proposal P 242 in April 1994.
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Annual Book of ASTM Standards, Vol 04.02.
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Annual Book of ASTM Standards, Vol 04.03. Available from W. S. Tyler, 3200 Bessemer City Road, Box 8900, Gastonia, NC
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Annual Book of ASTM Standards, Vol 14.02. 28053, and Soiltest Inc., 86 Albreicht Dr., P.O. Box 8004, Lake Bluff, IL
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Annual Book of ASTM Standards, Vol 04.08. 60044-8004.
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NOTICE:¬This¬standard¬has¬either¬been¬superceded¬and¬replaced¬by¬a¬new¬version¬or¬discontinued.¬
Contact¬ASTM¬International¬(www.astm.org)¬for¬the¬latest¬infor
...
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