Standard Test Method for Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate. 1.1 This test method covers the determination of the percentages of flat particles, elongated particles, or flat and elongated particles in coarse aggregates. Two procedures, Method A and Method B, are presented in this standard.
Flat and Elongated Pieces; Use coarse aggregate meeting Table 1012-1 for flat and elongated pieces when tested in accordance with ASTM D4791 on the No. 4 sieve and larger with a 5:1 aspect ratio (maximum to minimum) for all pavement types, except there is no requirement for Types SF9.5A and S9.5B. Soundness
1.1 This test method covers the determination of the percentages of flat particles, elongated particles, or flat and elongated particles in coarse aggregates. Two procedures, Method A and Method B, are presented in this standard. Method A is a reflection of the original procedure as developed prior to Superpave and is intended for all non-Superpave applications.
1.1 This test method covers the determination of the percentages of flat particles, elongated particles, or flat and elongated particles in coarse aggregates. Two procedures, Method A and Method B, are presented in this standard. Method A is a reflection of the original procedure as developed prior to Superpave and is intended for all non-Superpave applications.
Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate. ... for concrete aggregate. Aggregate Properties of Hot Mixed Asphalt - Spring Aggregate Properties Page 3 Equipment Determining the Percent of Fractured Particles in Coarse Aggregate A balance Sieves Splitter Spatula Flat Particles, Elongated ...
May 23, 2007· GDT-129 – Method of Test for Determining Flat and Elongated Particles in Coarse Aggregates GDT-132 – Method of Test for Determining Friable Particles in Fine Aggregate GDT-133 – Method of Test for Determining Friable and/or Weathered Particles in Coarse Aggregate VII. Aggregate Rating System VIII.
FLAT AND ELONGATED PARTICLES IN COARSE AGGREGATE FOP FOR ASTM D 4791 Scope . This FOP covers the determination of the percentage, by mass, of flat and elongated particles in coarse aggregates for comparison with specification limits. This FOP can be performed in conjunction with AASHTO T 27/T 11.
CRD-C119 › Complete Document History Standard Test Method for Flat or Elongated Particles in Coarse Aggregate
Apr 23, 2014· percentage of flat and elongated particles, which may be present in a source, for use in HMA production. ConnDOT currently specifies that not more than 10 percent flat and elongated particles in the final blend of coarse aggregates are permissible for use in HMA production. This range is based on a flat and elongated ratio of 3:1 (the longest
Jun 22, 2021· Coarse Aggregate Meaning. Aggregate which has a size bigger than 4.75 mm or which retrained on 4.75 mm IS Sieve are known as Coarse aggregate.. Origin Of Aggregates. The aggregates are generally acquired by blasting in stone quarries or breaking them by hand or by crusher machines.. The aggregates manufactured by machine-crushed consist of stones of various sizes …
Sep 30, 2011· D4791 Test Method for Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregates . Caltrain Standard Specifications 20110-2 September 30, 2011 BALLAST AND WALKWAY AGGREGATE ... A. Wash processed ballast and walkway aggregate to remove fine particle
COE CRD-C 119-91, 1953 Edition, 1953 - METHOD OF TEST FOR FLAT AND ELONGATED PARTICLES IN COARSE AGGREGATE. There is no abstract currently available for …
left is filled with large aggregate particles of uniform size (AASHTO M 6/ M 80) plus an additional six more coarse aggregate size numbers. Fine aggregate or sand has only one range of particle sizes for general construction and highway work. The grading and grading limits are usually expressed as the percentage of material passing each sieve ...
3.2.3.6 Flat or Elongated Particles in Coarse Aggregate – ASTM D4791 3.2.4 Should the inspection at the plant indicate equipment is adequate and the results of the tests specified are satisfactory, the source is considered approved and eligible for use on projects, provided specification compliance is maintained. The source will then be
ASTM D4791, 2019 Edition, November 2019 - Standard Test Method for Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate This test method covers the determination of the percentages of flat particles, elongated particles, or flat and elongated particles in coarse aggregates.
LS-607 Percent Crushed Particles in Processed Coarse Aggregate LS-608 Percent Flat and Elongated Particles in Coarse Aggregate LS-609 Petrographic Analysis of Coarse Aggregate LS-613 Determination of Insoluble Residue of Carbonate Aggregates LS-614 Freezing and Thawing of Coarse Aggregate LS-618 The Resistance of Coarse Aggregate to Degradation ...
27 having similar characteristics. Provide coarse aggregate composed of clean, tough, 28 durable fragments free from an excess of flat or elongated pieces and free of organic 29 matter and deleterious substances. 30 Use coarse aggregate from sources participating in the Department's Aggregate 31 QC/QA Program as described in Section 1006.
SECTION 20110 BALLAST AND WALKWAY AGGREGATE - caltrain.com. D4791 Test Method for Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregates . ...
ASTM D4791 Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate ASTM D5821 Determining the Percentage of Fractured Particles in Coarse Aggregate AASHTO T 166 Bulk Specific Gravity of Compacted Asphalt Mixtures Using Saturated Surface-Dry …
Flat and elongated particles of coarse aggregates have a tendency to fracture more easily than other aggregate particles. When the coarse aggregate does fracture, the gradation will likely change which may be detrimental to the mix. Additionally, flat and elongated particles of aggregate, for some construction uses, may interfere with ...
10.1.1 Identification of the coarse aggregate tested, and 10.1.2 Grading of the original aggregate sample, showing percentage retained on each sieve. 10.1.3 For Method A: 10.1.3.1 Number of particles in each sieve size tested, 10.1.3.2 Percentages, calculated by number or by mass, or both, for each group: (1) flat particles, (2) elongated ...
AASHTO T 84 Specific Gravity and Absorption of Fine Aggregate : AASHTO T 304 Uncompacted Void Content Of Fine Aggregate . ASTM D4791 Flat and Elongated Particles in Coarse Aggregate : Bituminous Materials . Idaho IT 61 Sampling and Viscosity Testing Emulsified Asphalt Binders in the Field : Idaho IT 99 Detection of Anti-Stripping Additive in ...
Nov 01, 2019· This test method covers the determination of the percentages of flat particles, elongated particles, or flat and elongated particles in coarse aggregates. Two procedures, Method A and Method B, are presented in this standard.
Coarse aggregate shape (flat and elongated) and angularity are important issues in the highway industry. Elongated aggregates tend to break down during the asphalt emplacement process, or …
individual companies may develop their own standards. Agencies may adopt published standards, or parts of published standards, and rename them as a test method. Michigan Test Methods can either be stand alone, or can include modifications to other test methods. Therefore, it is important to know which testing standards are being used.
ASTM Standards: D4791, Standard Test Method for Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate 2.3. Asphalt Institute Publication: MS-2, Mix Design Methods for Asphalt Concrete and Other Hot-Mix Types 2.4. National Asphalt Pavement Association Publication:
LS-607 Percent Crushed Particles in Processed Coarse Aggregate . LS-608 Percent Flat and Elongated Particles in Coarse Aggregate . LS-609 Petrographic Analysis of Coarse Aggregate . LS-613 Insoluble Residue of Carbonate Aggregates . LS-614 Freezing and Thawing of Coarse Aggregate . Page 2 Rev. Date: 11/2013 OPSS.MUNI 1003
— Flat and Elongated Particles in Coarse Aggregate, CSA A23.2-13A — Petrographic Examination of Aggregates, CSA A23.2-15A — Resistance of Fine and Coarse Aggregate to Degradation by Abrasion in the Micro-Deval Apparatus, CSA A23.2-23A/29A — Resistance of Unconfined Coarse Aggregate to Freezing and Thawing, CSA A23.2-24A
T 85 Specific Gravity and Absorption of Coarse Aggregate T 112 Clay Lumps and Friable Particles in Aggregate T 248 Reducing Field Samples of Aggregate to Testing Size T 304 Uncompacted Void Content of Fine Aggregate ASTM Test Methods D 4791 Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate
The next step in the Superpave design process is the selection of the aggregate to be used in the mix. Aggregates are the major components of hot mix asphalt. ... These criteria included coarse aggregate angularity, uncompacted voids in fine aggregate or fine aggregate angularity (FAA), flat and elongated particles, clay content, and gradation ...
ASTM D 4791; MP 703.00.25 Flat and Elongated Particles …and Other Miscellaneous Tests: AASHTO T 19 Unit Weight Test; The overall purpose of these tests is to ensure quality and consistency of aggregates and soils in the application of state projects, including roads, bridges, buildings, dams and countless other infrastructural components.
1.1 This test method covers the determination of the percentages of flat particles, elongated particles, or flat and elongated particles in coarse aggregates. Two procedures, Method A and Method B, are presented in this standard. Method A is a reflection of the original procedure as developed prior to Superpave and is intended for all non ...
May 30, 2013· FLAT AND ELONGATED PARTICLES IN COARSE AGGREGATE. FLAT AND ELONGATED PARTICLES IN COARSE … Set the proportional caliper device to the ratio required in the contract specifications: … aggregate for each … cone crusher suppliers in south africa. ASTM D4791 – 10 Standard Test Method for Flat Particles, Elongated …
Standard Test Method for Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate. 1.1 This test method covers the determination of the percentages of flat particles, elongated particles, or flat and elongated particles in coarse aggregates. Two procedures, Method A and Method B, are presented in this standard.
LS-604 Relative Density and Absorption of Coarse Aggregate . LS-607 Determination of Percent Crushed Particles in Processed Coarse Aggregate . LS-608 Determination of Percent Flat and Elongated Particles in Coarse Aggregate . LS-610 Organic Impurities in Sands for Concrete . LS-614 Freezing and Thawing of Coarse Aggregate
centages of flat particles, elongated particles, or flat and elongated particles in coarse aggregates. 1.2 The values stated in inch-pound units are to be regarded as the standard except in regard to sieve size and the size of aggregate, which are given in SI units in accordance with Specification E 11. The SI units in parentheses are for infor-