ASTM D5624-13
(Practice)Standard Practice for Determining the Transverse-Aggregate Spread Rate for Surface Treatment Applications (Withdrawn 2022)
Standard Practice for Determining the Transverse-Aggregate Spread Rate for Surface Treatment Applications (Withdrawn 2022)
SIGNIFICANCE AND USE
4.1 This practice can be used to calibrate aggregate spreaders and verify the uniformity of distribution transversely prior to construction of the surface treatment by determining the average quantity of aggregate spread per unit area.
4.2 This practice can be useful for quality control during construction to monitor the spread rate.
4.3 The samples obtained during construction can also be used for the determination of moisture content and grading when such information is required.
SCOPE
1.1 This practice details the procedure for determining the aggregate spread rates in approximately 0.33-m transverse increments.
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.3 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.
WITHDRAWN RATIONALE
This practice detailed the procedure for determining the aggregate spread rates in approximately 0.33-m transverse increments.
Formerly under the jurisdiction of Committee D04 on Road and Paving Materials, this practice was withdrawn in March 2022 in accordance with section 10.6.3 of the Regulations Governing ASTM Technical Committees, which requires that standards shall be updated by the end of the eighth year since the last approval date.
General Information
Standards Content (Sample)
NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation: D5624 − 13
Standard Practice for
Determining the Transverse-Aggregate Spread Rate for
1
Surface Treatment Applications
This standard is issued under the fixed designation D5624; 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 (´) indicates an editorial change since the last revision or reapproval.
1. Scope 4. Significance and Use
1.1 This practice details the procedure for determining the 4.1 This practice can be used to calibrate aggregate spread-
aggregate spread rates in approximately 0.33-m transverse ers and verify the uniformity of distribution transversely prior
increments. to construction of the surface treatment by determining the
average quantity of aggregate spread per unit area.
1.2 The values stated in SI units are to be regarded as
standard. No other units of measurement are included in this 4.2 This practice can be useful for quality control during
standard. construction to monitor the spread rate.
1.3 This standard does not purport to address all of the
4.3 The samples obtained during construction can also be
safety concerns, if any, associated with its use. It is the
used for the determination of moisture content and grading
responsibility of the user of this standard to establish appro-
when such information is required.
priate safety and health practices and determine the applica-
5. Apparatus
bility of regulatory limitations prior to use.
5.1 Balance—A balance (or scale) of sufficient capacity to
2. Referenced Documents
handle the mass of the aggregate shall be provided. This
2
2.1 ASTM Standards: balance (or scale) shall be readable and accurate to1gif only
the transverse spread rate is being determined; an accuracy of
C136 Test Method for Sieve Analysis of Fine and Coarse
0.1 g is needed if moisture content is being determined. All
Aggregates
balances, or scales, shall meet the requirement set forth in
C566 Test Method forTotal Evaporable Moisture Content of
Method E898 for top loading, direct-reading laboratory scales
Aggregate by Drying
and balances.
E898 Test Method of Testing Top-Loading, Direct-Reading
Laboratory Scales and Balances
5.2 Containers—Containers, sufficient in number for the
number of samples to be taken, and of a sufficient size to hold
3. Summary of Practice
the contents of one mat. If moisture content is to be
3.1 The transverse-aggregate spread rate is determined by
determined, then the container shall be sealable.
the use of a series of pads laid side by side width-wise across
5.3 Mats—Individual flat mats with a known surface area.
the pavement. The aggregate spreader is then allowed to
The material should be able to stay in place as the aggregate
proceed across the mats with the gates open allowing the
spreader moves over the mats in the wheel paths. The material
aggregate to drop onto the mats. Aggregate collected on each
should also have sufficient texture so the aggregate does not
of the mats is removed and weighed. The transverse-aggregate
roll appreciably when dropped from the aggregate spreader
distribution then is calculated, and the aggregate spreader
(Note 1).
adjusted if desired. Moisture content and aggregate gradation
NOTE 1—Rubber floor mats and roofing felt materials of known
can be determined from the collected material.
dimensions have been used successfully.
5.4 Oven—The oven shall be a forced air type oven capable
1
This practice is under the jurisdiction of ASTM Committee D04 on Road and
of maintaining a uniform temperature of 110 6 5°C.
Paving Materials and is the direct responsibility of Subcommittee D04.24 on
Bituminous Surface Treatments.
PROCEDURES
Current edition approved Dec. 15, 2013. Published January 2014. Originally
approved in 1994. Last previous edition approved in 2007 as D5624 – 02 (2007).
6. Determination of Transverse Spread Rate
DOI: 10.1520/D5624-13.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
6.1 Place the mats side by side width-wise on the pavement
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
with the grooves perpendicular to the centerline (Fig. 1). This
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. practicecanbeusedtoevaluatetheuniformityoftheaggregate
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
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D5624 − 13
FIG. 1 Layout of Mats
spread rate across the entire width of spreader box, or limited 7.2 Determine the moisture content of the aggregate in
to key areas of interest such as within the wheel paths. accordance with Test Method C566.
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