allowable sand equivalent value for asphalt and concrete

METHOD OF TEST FOR SAND EQUIVALENT

1. Prepare sand equivalent test specimens from the passing No. 4 sieve portion of the material to be tested after it has been processed according to the procedures prescribed in California Test 201, except that reclaimed aggregate containing traces of asphalt or asphalt concrete shall not be oven dried at temperatures greater than 100˚F.

AGGREGATE TESTS FOR HOT MIX ASPHALT: STATE OF THE …

"Aggregate Tests Related to Asphalt Concrete Performance in Pavements." One of the tasks of ... D4791 or Equivalent) (thickness) to the maximum dimension (length) of the aggregate particle, and usually specify a ... and 7 percent specify a minimum percentage of manufactured (crushed) sand. The maximum allowable percentage of natural sand ...

Road Standards and Paving Standards

Standard Test Method for Sand Equivalent Value of Soils and Fine Aggregate: D3042 - 17: Standard Test Method for Insoluble Residue in Carbonate Aggregates: D3319 - 11(2017) ... Hot-Applied, for Asphalt Concrete and Portland Cement Concrete Pavements: D5167 - 13(2018)

City of Regina Standard Construction Specification …

2.1.6 The minimum sand equivalent value shall be 45 when tested in accordance with ASTM D2419, Test Method for Sand Equivalent Value of Soils and Fine Aggregates. 2.1.7 When tested according to A.S.T.M. D4791 method of testing, the maximum allowable flat and elongated particles, measured using 1:5

REQUEST FOR LABORATORY TESTS

Sand Equivalent ; Fractured Faces Asphalt Content ; Density ; Portland Cement Concrete Data ; Flat & Elongated Air Content (%): Slump: Concrete Strength Break Age In Days (7, 14, 28, other): 1; The specification range may be the allowable deviation (+) from the target value. Form FHWA 1600 (Rev 9-06) Page 1 of 2; INSTRUCTIONS FOR SUBMITTING ...

DEPARTMENT OF TRANSPORTATION STATE OF GEORGIA …

local sand contains no more than 7.0 % clay by weight and is free of foreign substances, roots, twigs, and other organic matter. Ensure sand is free of clay lumps, as determined by AASHTO T 112, and has a sand equivalent value exceeding 25%, as …

allowable sand equivalent value for asphalt and ncrete

allowable sand equivalent value for asphalt and . 4 · allowable sand equivalent value for asphalt and concrete. Sand Equivalent Value of Soils and Fine Aggregate Categories of Soils based on Particle Size o Coarse aggregate o Fine aggregate o Silt sieve 200 size 0075 o Clay Clay like material are small particles in the size of clay particles that are deleterious to asphalt …

Section 00745 - Hot Mixed Asphalt Concrete (HMAC

(4) Combination of Fine Aggregate for Testing - Blend together fine aggregate produced in two separated sizes at a 1:1 ratio when testing for fine degradation, and sand equivalent. (5) Blend Sand - No natural or uncrushed blend sand will be allowed in Level 4 HMAC unless approved. Blend sand is allowed for Levels 1, 2, and 3 mixes.

DEPARTMENT OF TRANSPORTATION - Georgia

Aug 14, 2014· local sand contains no more than 7.0 % clay by weight and is free of foreign substances, roots, twigs, and other organic matter. Ensure sand is free of clay lumps, as determined by AASHTO T 112, and has a sand equivalent value exceeding 25%, as determined by GDT 63. B. Fabrication

8 Underground Conduit Installation Rules to Follow ...

Mar 15, 2021· You want to use granular material free from organic matter. The material should have a sand equivalent value of not less than 20. And the material should conform to the following table: ... don't use crushed concrete or reclaimed asphalt. Use material consisting of either sand-sized particles or sand-sized particles mixed with gravel, crushed ...

1.0 GENERAL

.1 Aggregate specific gravity and asphalt absorption. .2 Sand equivalent, coarse aggregate fracture, flat and elongated particles, and percent manufactured sand values. .3 Asphalt cement supplier/refinery, specific gravity and mixing and compaction temperatures, based on temperature – viscosity properties of asphalt cement.

SECTION 703 - AGGREGATES

703.01 Fine Aggregate for Concrete. Fine aggregate for portland cement concr ete may be a com binat ion of calcar eous sand and basalt, or basalt alone, both being free of vegetable matter and other deleterious substances. Natural sand or manufactured sand from a brackish water source shall be processed by washing with fresh water.

Chapter 18: Soils and Foundations, Building Code 2018 of ...

The concrete cover provided for prestressed and nonprestressed reinforcement in foundations shall be not less than the largest applicable value specified in Table 1808.8.2. Longitudinal bars spaced less than 1 1 / 2 inches (38 mm) clear distance apart shall be considered to be bundled bars for which the concrete cover provided shall be not less ...

ASPHALT CONCRETE PAVEMENT - lhcaz.gov

Deviation From Asphalt Cement Content Target Value Reduction in Payment 0 to ±0.3% points 0% Greater than ±0.3% points -2% Greater than ±0.4% points -5% Greater than ±0.5% points Rejected 3. Aggregate Gradation When the aggregate gradation exceeds the allowable job mix tolerances, that asphalt concrete pavement will be removed

Asphalt Paving Design - cdn.ymaws.com

26.9 percent further than a dollar spent on concrete pavements. Asphalt is a cost-effective choice because it has a lower first cost than concrete and can be constructed as a "Perpetual Pavement", resulting in a lower user cost. Staged construction also helps spread out …

Sand Equivalent – Pavement Interactive

The sand equivalent test is meant to be a rapid field test. Specific issues with the sand equivalent test are: The sand equivalent test is not a direct measure of a HMA physical property. Rather, it is a measure of plastic fines and dust in the aggregate. These items may contribute to a reduced asphalt binder-aggregate bond.

Porous Asphalt Pavements Not Just for Parking Lots Anymore!

Asphalt Surface Aggregate Base (Stone Recharge Bed) Subgrade Soil ATPB Porous Asphalt Surface: a 1 = 0.40 • Typically placed at low densities • Typically features open gradations Asphalt-Treated Permeable Base (ATPB): a 2 = 0.30 to 0.33 (if present) Coarse Aggregate Base (Stone Recharge Bed): a 2 = 0.07 to 0.10

PENGARUH NILAI SAND EQUIVALENT TERHADAP …

sand equivalent value, VIM tends to decrease with decreasing sand equivalent value, MQ tends to decrease with decreasing sand equivalent value, the greater density along with the reduced sand equivalent value. Sand equivalent value that can be tolerated is 48.31% - 80% for a 24-hour immersion and 54.86% - 80% for immersion of 48 hours. Based on the

ACI mix design - Memphis

In the slump test the plastic concrete specimen is formed into a conical metal mold as described in ASTM Standard C-143. The mold is lifted, leaving the concrete to "slump," that is, to spread or drop in height. ACI Mix Design Process of measuring the slump of fresh concrete ACI Mix Design Process of measuring the slump of fresh concrete

SUPERPAVE ASPHALT CONCRETE

The allowable structural layer thicknesses for fine Type SP Hot Mix Asphalt mixtures are as follows: ... meet the sand equivalent value for fine aggregate blend defined in Table 334-6. Table 334-6: ... SUPERPAVE ASPHALT CONCRETE Last modified by:

♥ ENGINEERING PROPERTIES OF ASPHALT MIXTURES AND THE ...

engineering properties of asphalt mixtures and the relationship to performance. Performance-Based Properties of Asphalt Concrete Mixes Development of the SHRP Superpave Mixture Specification Test Method to Control Thermal Cracking Performance of Pavements The Use of Time-Temperature Superposition to Fundamentally Characterize Asphaltic Concrete Mixtures …

Section 00744 - Asphalt Concrete Pavement Description ...

Section 00744 - Asphalt Concrete Pavement Description ... Sand Equivalent T 176 45 min. (b) ... Restrict the maximum allowable percentage of asphalt binder replacement to 20.0 percent for Base Courses and 15.0 percent for wearing Courses in ACP containing only RAS.

SECTION 331 - fdotewp1.dot.state.fl.us

Where Type S Asphalt Concrete is specified in the Contract, if approved by the Engineer, the equivalent fine Type SP Asphalt Concrete mixture (Traffic Level C) meeting the requirements of Section 334 may be selected as an alternate at no additional cost to the Department. The equivalent mixes are as follows: Type S-IType SP-12.5. Type S-IIType ...

CONSTRUCTION SPECIFICATION - USDA

7. ASPHALT CONCRETE. Asphalt concrete paving shall conform to Section 39 of the State of California Standard Specifications for Type B, 1/2-inch Maximum, Medium gradation. Sand Equivalent (S.E.) shall conform to the requirements in Section 39 of the State of California Standard Specifications. a.

SUPERPAVE ASPHALTIC CONCRETE SECTION 1028 - …

Particles and Sand Equivalent of the aggregate blend. ... Asphalt concrete production. (iii) Asphalt concrete placement. (3) QC testing plan. ... In recycled asphaltic concrete mixtures, the allowable percent of RAP will be as shown in Table 1028.01. J7 8 of 28 Rev. 9-13-16 .

Section 00745 - Asphalt Concrete Pavement - Statistical ...

Sand Equivalent T 176 45 min.1 ... of similar characteristics. b. Separated Sizes - Allowable separated sizes of coarse Aggregate are as follows: Type of Asphalt Allowable Separated Sizes Concrete Mixture 1 1/4" - 3/4" 3/4" - No. 4 3/4" - 1/2" 1/2" - No. 4 ... Establish the target values for each allowable separate size after a maximum of 10 ...

Code of Practice Selection and Design of Pavements and ...

pavement drain with a Grade B4 no-fines concrete filter material. No-fines concrete filter material shall meet the requirements of Section 702 of VicRoads A2. If a Type 4 subsurface pavement drain is used in lieu of a Type 2 drain, Grade A2 or A3 filter sand shall be used up to a level of 50 mm above the top of the geocomposite drain.

American Concrete Institute

The American Concrete Institute (ACI) is a leading authority and resource worldwide for the development and distribution of consensus-based standards, technical resources, educational programs, certification programs, and proven expertise for individuals and organizations involved in concrete design, construction, and materials, who share a commitment to pursuing the best …

Section 2303

C. WMA refers to asphalt concrete mixtures produced at temperatures approximately 50 ° F (28 ° C) or more below those typically used in production of HMA but no higher than that shown in Article 2303.03, C, 3, d, 3, a. Temperature reductions may be achieved through additives or water injection systems approved by the Bituminous Engineer.

Aggregates for Concrete - Memphis

Aggregates for Concrete bination of gravels or crushed stone with particles predominantly larger than 5 mm (0.2 in.) and generally between 9.5 mm and 37.5 mm (3⁄ 8 in. and 11⁄ 2 in.). Some natural aggregate deposits, called pit-run gravel, consist of gravel and sand that can be readily used in concrete after minimal processing. Natural ...

Aggregate Testing Standards — EnviroMINE, Inc.

Dec 01, 2014· A In the case of manufactured sand, if the material finer than the No. 200 sieve consists of the dust of fracture, essentially free of clay or shale, these limits are permitted to be increased to 5 and 7%, respectively.. The soundness of fine aggregates can be determined by subjecting the material to five cycles of the soundness test. The weighted average loss cannot …

WORKSHEET FOR SUPERPAVE ASPHALT CONCRETE MIX …

WORKSHEET FOR SUPERPAVE ASPHALT CONCRETE MIX DESIGN . Project: Date: Contractor: Nominal Maximum Aggregate Size, : ... Testing reported by: English . Metric . SUMMARY OF THE PROPOSED JOB-MIX-FORMULA . GRADATION TARGET VALUES AND ALLOWABLE DEVIATIONS SPECIFIC GRAVITY AND ABSORPTION . Sieve Sizes Formula …

Road Pavement Design Guide

Para 4.5.2 for asphalt substitution/ soil stabilisation: Section 4.6 for recycled materials Flexible (Para 6.1) Use Appendix B1 for total asphalt thickness Section 4 Foundation design Composite Hydraulic bound (Para 6.3) Use Appendix B4 for thickness of roadbase and total asphalt based on knowledge of material properties and cost