Standards For Flat And Elongated Particles In Processed Coarse Aggregate

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Standards For Flat And Elongated Particles In Processed Coarse Aggregate

1012-1 AGGREGATE FOR ASPHALT PLANT MIXES

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.

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1208 FLAT AND ELONGATED PARTICLES IN COARSE AGGREGATE ASTM ...

The flat & elongated test determines by mass the percent of +9.5mm (3/8”) coarse aggregate particles that exceeds the maximum length to thickness ratio of five to one. Flat and elongated particles in a +9.5mm (3/8”) aggregate could interfere with and/or make it difficult to consolidate and place these materials. 1208.2 APPARATUS

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DIME - Print Sample Report

Nov 24, 2020 · ASTM D4791-10: Standard Test Method for Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate (Withdrawn 2019) (Flat and Elongated Particles) 01/06/2021: Not scheduled: Clinton Edmiston: CT D01 - Field Laboratory: Flat and elongated particles …

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ASTM-D4791 | Standard Test Method for Flat Particles ...

1.1 This test method covers the determination of the percentages 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 ...

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PDF Aggregate Lab Testing Technician Workbook

Absoprtion of Aggregates KT-6 Percentage of Crushed Particles in Crushed Gravel KT-31 Plastic Fines in Combined Aggregates KT-55 (Sand Equivalent Test) Flat and Elongated Particles In Coarse Material KT-59 5.9 Sampling & Test Method Forward KT-15 KT-20 Special Provisions Homework and Mock Exam Performance Checklists

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Aggregates for Concrete - Memphis

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 ...

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Flat and Elongated Aggregates in Superpave Regime ...

Characteristics of the coarse aggregate such as particle size, shape and texture influence the performance and serviceability of hot-mix asphalt pavement Flat and elongated particles tend to break ...

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32 11 23 Aggregate Base Course - Mile High Flood District

Aggregate. f. D4791, Test Method for Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate. 1.04 SUBMITTALS A. CONTRACTOR shall cooperate with ENGINEER in obtaining and providing samples of all specified materials. B. CONTRACTOR shall submit certified laboratory test certificates for all items

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Elongation Index for Classification of Aggregate Particles— H ...

Use to determine the percentage of flat particles, elongated particles, or both flat & elongated particles in coarse aggregates. Steel construction for strength & durability, plated for corrosion resistance. 6" x 16" (152.4 x 406.4mm) base plate with four rubber feet for stability, and for convenience in tabletop testing.

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Kentucky Method 64-443-09 Supersedes KM 64-443-05 …

T 304, Uncompacted Void Content of Fine Aggregate 2.3. ASTM Standards: D 4791, Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate D 4867, Effect of Moisture on Asphalt Concrete Paving Mixtures D 5821, Determining the Percentage ofFractured Particles in Coarse Aggregate 3. PROCEDURE: 3.1.

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SECTION III, DIVISION 1 – NCA ERRATA TABLE NCA-7100-3

ASTM C136 Standard Test Method for Sieve Analysis of Fine and Coarse Aggregates 2006 . ASTM C138/C138M Standard Test Method for Density (Unit Weight), Yield, and Air Content (Gravimetric) of Concrete 2010b . ASTM C142/C142M Standard Test Method for Clay Lumps and Friable Particles in Aggregates 2010

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Quantify Shape, Angularity and Surface Texture of Aggregates ...

her assistance in the development of this strategy selection process. We also extend our thanks ... Flat and Elongated Particles in Coarse Aggregates (ASTM D 4791-99 ...

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ACI SoCal Chapter - Aggregate Testing Technician Level II

D4791 - Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate T19 / C29 - Bulk Density (Unit Weight) and Voids in Aggregate T104* / C88* - Soundness of Aggregates by Use of Sodium Sulfate or Magnesium Sulfate

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ASTM D4791-05e1 - Standard Test Method for Flat Particles ...

1.1 This test method covers the determination of the percentages 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 ...

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(PDF) Measurement of Flat and Elongation of Coarse Aggregate ...

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 align ...

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