04010 Asphalt Mix - Saskatoon

Percent Passing by Weight . 2.1.3 Asphalt Concrete Mix . 2.1.3.1 Homogeneous . Asphalt mix shall consist of a homogeneous mixture of asphalt mix aggregate, RAP, and asphalt cement mixed in a central plant. 2.1.3.2 Job Mix Formula . Marshall Mix designs are to …

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Uniform asphalt pavement and production method therefore ...

Since the quantity of asphalt cement injected in the mixture is based upon total weight of aggregates, and that naturally occurring density variations fluctuate 5% to 15% for aggregates excavated at a single source; the quantity of effective asphalt cement in the mix varies to such a degree causing fluctuations in air voidage of ±10% or more ...

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HOT MIX ASPHALT TESTING TECHNICIAN Course ... - cttp

specifications based on the approved mix design. Terminology. Mix design is separate from field testing. However, many terms and calculations are the same! 缺少字詞: eac ‎| 必須包含以下字詞: eac

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What is the unit weight of asphalt? How do you figure out ...

3/8/2019 · If you know the specific gravity, you can calculate the weight per volume by weight. Below is the weight per cubic meter of each asphalt mixture. * About 2.5 tons of dense grain asphalt mixture * Fine particle size asphalt mixture About 2.4 tons *...

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Emulsified Asphalt Prime Coat and Emulsified As - City of ...

Specifications is a treatment applied to existing asphalt concrete pavement surfaces ... EAC, and according to the latest copy of the ODOT Contractor Mix Design.

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How do I calculate the percentage of asphalt in a mix?

The percentage of asphalt is: % asphalt in mix = weight asphalt / total weight. The weight of the asphalt is the gallons of converted to pounds times the percentage of asphalt in the emulsion. Using just asphalt, as in hot mix, the percentage would be 100%. For emulsions you should check with supplier, but the range is typically 55-70% asphalt ...

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Asphalt Pavements & LEED v4: Credits & Opportunities

the asphalt mix supplier. Third-party certification of recycled material content is not required under LEED v4. In all cases, the recycled content should be based on the total weight of the mix, rather than the weight of the aggregates. Also, invoices and other project documentation for asphalt paving projects

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Conventional Asphalt Mix Design

The mix is placed in the mould and compacted by a rammer with about 75 blows on each side. The weight of hammer is 4.54 kg and height of fall is 45.7 cm The compacting temperature may be about 135 oC for 60/70 grade bitumen. The compacted specimen should have a thickness of 63.5 ± 3.0mm.

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(PDF) Performance Evaluation of Asphalt Concrete Mixes ...

proportions of volcanic ash as a percentage of total aggregate dry weight were 0%, 10%, 20%. and 30%. ... Five AC percentages were used in each mix design.

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Evaluation of Crumb Rubber in Hot Mix Asphalt - Rutgers CAIT

An asphalt-rubber hot mix asphalt (AR-HMA) design was created using a Superpave 12.5mm gradation and a #30 (-) mesh crumb rubber at 20% total weight of the asphalt binder. At this point in time, asphalt rubber has only been used with HMA that contains a more open graded nature, such as open graded friction course (OGFC).

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4 mix design - IN.gov

The higher the density, the lower the percentage of air voids in the asphalt mixture. Specifications require pavement densities that produce the proper amount of air ...

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PDF 11.1 Hot Mix Asphalt Plants - US EPA

Hot mix asphalt (HMA) paving materials are a mixture of size-graded, high quality aggregate (which can include reclaimed asphalt pavement [RAP]), and liquid asphalt cement, which is heated and mixed in measured quantities to produce HMA. Aggregate and RAP (if used) constitute over 92 percent by weight of the total mixture.

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Compaction of Hot Mix Asphalt Concrete - cloudfront.net

SPECIFICATIONS. 22 ... Compaction specifications. The information provided in ... Density can be defined as the unit weight of the asphalt concrete acheived ...

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(PDF) Design and Construction of Sustainable Pavements

2020年11月5日 — PDF | Several recent efforts in U.S. pavement research deal with creating ... orchdorf sections: (a) polishing in wheelpath; comparison of EAC textures at (b) ... structed according to two-layer PCC specifications (3, 5). Two- ...

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EP0017416B1 - Uniform asphalt pavement - Google Patents

In an effort to produce a good pavement, firstly mix design is performed by ... techniques cannot be used to determine a mix design that meets job specifications. ... said Index quantity, and in which V EAC is the volume effective asphalt cement, ...

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eac of total weight of asphalt mix design - j type concrete mixer

total mix weight. The target asphalt content is based on design and field Marshall mix test results. The target asphalt content may be adjusted to improve mix ...

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HMA Mix Design Fundamentals - Pavement Interactive

Mix design is a process to manipulate three variables: (1) aggregate, (2) asphalt binder content and (3) the ratio of aggregate to asphalt binder with the objective of obtaining an HMA that is deformation resistant, fatigue resistant, low temperature crack resistant, durable, moisture damage resistant, skid resistant and workable.

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11.1 Hot Mix Asphalt Plants - US EPA

Hot mix asphalt (HMA) paving materials are a mixture of size-graded, high quality aggregate (which can include reclaimed asphalt pavement [RAP]), and liquid asphalt cement, which is heated and mixed in measured quantities to produce HMA. Aggregate and RAP (if used) constitute over 92 percent by weight of the total mixture.

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TABLE OF CONTENTS PART II – CONSTRUCTION MATERIALS …

11.3 MIX DESIGN AND PLANT PRODUCED MIXTURE REQUIREMENTS 11.4 . 11.3.1 General Requirements 11.4 . 11.3.2 Allowable Mix Production Range 11.4 . 11.3.3 Marshall Mixture Design Method 11.4 . 11.3.4 Superpave Mixture Design Method 11.6 . 11.4 MIXTURE DESIGN SUBMITTALS 11.6

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Asphalt Content - an overview | ScienceDirect Topics

Samples of asphalt mixtures were prepared at four different asphalt contents by weight of asphalt mix mass (5%, 5.5%, 6%, and 6.5%), with three replications per asphalt content. For base asphalt cement and each modifier concentration, one asphalt cement content was chosen, which met the requirement of Superpave mix design 4% air voids.

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Asphalt Mix Design Analysis Asphalt mix design is a complex ...

2019年4月13日 — and optimum quantity of bitumen results a mix with maximum density and very high stability. Marshall Mix design is the most popular method that widely been used in road ... Effective asphalt content by the weight of total mix.

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Marshall parameters for quality control of hot mix asphalt after ...

content of asphalt bitumen, filler / bitumen ratio, and mixture gradation (MTOP, 2002). If all required specifications are met, the inspector accepts the asphalt ...

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PDF Hot Mix Asphalt Pavement Design Guide

bituminous concrete,hot plant mix,asphalt concrete, blacktop or Superpave. Hot mix asphalt is composed of aggregate bound together into a solid mass by asphalt cement. The aggregates total ninety-three (93) to ninety-seven (97) percent by weight of the total mixture and are mixed with three (3) to seven (7) percent asphalt cement.

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Stone Mastic Asphalt - an overview | ScienceDirect Topics

Typical mix design will generally have 6.0–7.0% medium-grade asphalt ... According to the specifications of China, the compactness of the asphalt ... textured concrete surface; EAC = pavement with exposed aggregate concrete surface layer).

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(PDF) Adaptation of superpave asphalt concrete mix design ...

Adaptation of superpave asphalt concrete mix design procedure to Jordan climatic and traffic conditions

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PDF Supplemental ACP Test Proced 2018-DRAFT-TEST

and eac cited in: "contractor mix design guidelines for asphalt concrete" january 2018 page 2 odot tm 313 "compressive strength and mix design of emulsified asphalt mixtures" page 9 odot tm 316 "adding anti-strip additives, lime, or latex polymer to mix design samples" page 12 odot tm 318 "open graded acp & pac designs"

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SECTION 401 PLANT MIX BITUMINOUS BASE AND ...

Specifications governing the substitute mixture shall apply. For multi- lift or single-lift construction paid for by area, the total plan pavement thickness shall be ...

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East Valley Asphalt Committee HOT ASPHALT MIX CRITERIA

G. The asphalt mix design submittal will include the following information: 1. The mix design shall be stamped, signed and dated by the Professional Engineer (properly licensed and registered with the State of Arizona) who is responsible for the mix design. 2. A unique product code for each mix design 3.

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PDF ) and/or Reclaimed Asphalt Shingles

The designer must determine the virgin asphalt binder content of the new asphalt mix as part of the volumetric design procedure. During the production of the asphalt mix, the binder present in the RAP and/or RAS will mix with the virgin asphalt binder to produce a final blended binder.

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Solved: 2. Given The Following Information For Marshall Mi ...

2. Given the following information for Marshall mix design: Unit weight of Marshall specimen 143 pef % asphalt content 6.5 % by wt, of total mix S.G. of asphalt cement 1.010 Fine aggregate (55 % by wt, of total aggregate), S.G. 2740 Coarse aggregate (45 % by wt, of total aggregate), SG. 2.720 Calculate the % air voids, VMA, and % voids filled with asphalt (VFA).

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