mix design of asphalt concrete

Asphalt Mix Design | Stonemont Solutions

Asphalt mix design capability is summarized below: Supports design methodology for Superpave, Marshall, Hveem and required test methods. Create multiple trial and final mixes. Drag and drop mix components to build mixes quickly. Mix component substitution.

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Superpave Volumetric Mix Design - Asphalt Pavement

NCHRP Report 452: Recommended Use of Reclaimed Asphalt Pavement in the Superpave Mix Design Method: Technicians Manual. National Cooperative Highway Research Program Project D9-12, Transportation Research Board, Washington, DC, 2001. NCHRP Report 752: Improved Mix Design, Evaluation and Materials Management Practices for Hot Mix Asphalt with High Reclaimed Asphalt

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Asphalt Paving Design Guide - APAO

Asphalt Paving Design Guide. prepared for the Asphalt Pavement Association of Oregon 5240 Gaffin Road, SE Salem, OR 97301 by . Hicks Department of Civil Engineering Oregon State University Corvallis, OR 97331 Paul Curren Pavement Engineering Inc.

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EVALUATION OF LIMESTONE COARSE AGGREGATE IN

Mixes with 20 and 60% limestone coarse aggregate were also prepared for laboratory testing by varying the amount of #6 and #78 limestone and 1/2" crushed gravel. The 50 blow Marshall mix design procedure was used to determine the optimum asphalt content for

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STANDARD CONSTRUCTION SPECIFICATIONS FOR

necessary to complete the construction of hot mix asphalt concrete pavement consisting of one or more courses on a previously prepared base, seal coat of asphalt cement and cover aggregate, and bituminous surface treatment in single or multiple courses.

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Marshall Mix Design - Civil Engineering

Marshall Mix Design Steps 1. Create aggregate blend to meet gradation specifications. 2. Establish mixing and compaction temperatures from the viscosity-temperature chart. 3. Compact three specimens at each of five asphalt contents spanning the expected optimum asphalt content. 4. Determine the relative density of each specimen and the mix volumetrics (

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Asphalt Paving Design Guide - APAO

1) Select and specify the correct asphalt concrete mix for a given application. 2) Select and specify the most appropriate asphalt binder for the application and climate. 3) Select and specify the most appropriate mix design method and criteria for the application. 4) Select the appropriate structural design inputs and perform a structural design.

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COLORADO DEPARTMENT OF TRANSPORTATION Pre

COLORADO DEPARTMENT OF TRANSPORTATION Pre-Approved Concrete Mix Designs These concrete mix designs meet the requirements of CDOT Standard Specifications and the CDOT Field Materials Manual CP 62. Inclusion on the APL does not guarantee that a

FREE Asphalt Mix Design Software Updated| Concrete

May 31, 2017· FREE Asphalt Mix Design Software Updated The Asphalt Pavement Alliance introduces the latest version of a widely used mechanistic-empirical approach to averting cracking and rutting. Developed at the National Center for Asphalt Technology at Auburn University in Alabama, PerRoad uses the mechanistic-empirical (M-E) design philosophy to estimate stresses and strains that lead to fatigue

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Asphalt Mix Design - Foundation

VMA is the volumetric void space created by the aggregate particles in an asphalt mixture. It is filled with the volume of air voids plus the volume of the binder not absorbed into the aggregate. The mix needs a minimum VMA to have enough volume to hold the proper amount of

Pavement Manual: Hot-Mix Asphalt Pavement Mixtures

6.2 HMA Mix Design. For the case of a dense-graded mixture designed using the Texas Gyratory Compactor (TGC), once optimum asphalt cement is determined, new samples are molded to 93% theoretical maximum density in the Superpave Gyratory Compactor (SGC)

Concrete Mix Design Procedure and Example IS456

Concrete mix design is the process of finding the proportions of concrete mix in terms of ratios of cement, sand and coarse aggregates. For ., a concrete mix of proportions 1:2:4 means that cement, fine and coarse aggregate are in the ratio 1:2:4 or the mix contains one part of cement, two parts of fine aggregate and four parts of coarse aggregate.

Marshall Mix Design - Pavement Interactive

Marshall Mix Design Procedure. The Marshall mix design method consists of 6 basic steps: selection. Asphalt binder selection. Sample preparation (including compaction) Stability determination using the Hveem Stabilometer. Density and voids calculations. Optimum asphalt binder content selection.

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34553-03 Design Guide -

ASPHALT PAVING MIXTURES The pavement design requires the proper HMA paving mixtures for the base and surface pavements. It is important that a Job Mix Formula (JMF) for the paving mixture be established. A producer, providing standard mixes, can readily furnish the engineer with a written JMF.

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Section 00745 - Asphalt Concrete Pavement - Statistical

asphalt concrete Pavement, plant mixed into a uniformly coated mixture, laid on a prepared foundation, compacted to specified density, and finished to a specified smoothness to the lines, grades, thickness, and Cross Sections shown or established.

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2018 Contractor Mix Design GuidelinesT -

CONTRACTOR MIX DESIGN GUIDELINES FOR ASPHALT CONCRETE January 2018 8 5.1.3 Other Additives: If other additives (. lime) are used in the mix, report the following: A) Manufacturers mean gradation, and B) Manufacturers G sb and G sa. 5.1.4 Asphalt Binder: Report the following information for the asphalt binder used in the mix:

Asphalt and Paving Frequently Asked Questions

An asphalt Mix Design is developed in a laboratory, by trained technicians, under very strict conditions to meet certain specifications depending on the desired end use. For example, a mix design for a driveway will differ drastically from one that is designed for an interstate or airport runway.

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Asphalt Mix Design - Foundation

Asphalt Mix Design Danny Gierhart, . Asphalt Institute Regional Engineer Tuttle, Oklahoma Asphalt Materials, Mix Designs, and Plants . HMA Mix Design Strength/ Stability Rut Resistance Raveling Durability Crack Resistance Shoving Flushing Smooth Quite Ride . HMA Mix Characteristics

What is Hot Mix Asphalt Pavement? -

Hot Mix Asphalt (HMA) is a combination of approximately 95% stone, sand, or gravel bound together by asphalt cement, a product of crude oil. Asphalt cement is heated aggregate, combined, and mixed with the aggregate at an HMA facility. The resulting Hot Mix

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East Valley Asphalt Committee HOT ASPHALT MIX CRITERIA

ASPHALT CONCRETE . Asphalt concrete shall be a mixture of asphalt cement and mineral aggregates. Mineral admixture, mineral filler and anti-stripping agent shall be included in the mixture when required by the mix design or by the Engineer. All materials shall be proportioned by weight, volume or a combination in a central mix plant in the

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Basic Asphalt Materials Mixture Design and Testing

Mix Design Fundamentals HMA consists of two basic ingredients: aggregate and asphalt binder. HMA mix design is the process of determining what aggregate to use, what asphalt binder to use and what the optimum combination of these two ingredients ought to be. There are several different methods used to

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Optimized Mix Design Approach - Asphalt Pavement

Surface sand mix: 100% passing No. 10, 15% passing No. 200, 9 to 14% asphalt Asphaltic concrete for lower layers, VMA terminology used, 2.2% more VMA than

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2016 Asphalt Pavement Design Guide - WAPA

Aug 30, 2016· This 2016 Asphalt Pavement Design Guide has been prepared to assist readers in understanding asphalt mix pave-ment design, construction, and rehabilitation. Quality asphalt pavement may be constructed in a wide range of soil, weather, and loading conditions. This guide presents examples of designs, procedures, and applications that have

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Designing Concrete Mixtures - Civil Engineering

Designing Concrete Mixtures. There are three phases in the development of a concrete mixture: specifying, designing, and proportioning. Designing Concrete Mixtures. There are three phases in the development of a concrete mixture: specifying, designing, and proportioning. ACI Mix Design.

UG-Ap-Asphalt Concrete Pavement | Recycled Materials

The mix proportions for a properly compacted asphalt concrete paving mixture are determined in the laboratory during mix design testing. The ability of a properly proportioned asphalt paving mix to resist the potentially damaging effects of the asphalt binder stripping from the aggregate particles is also routinely evaluated in the laboratory.

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Chapter 12 Mix Design: Concrete and Asphalt - NAVY BMR

1.0.0 design of concrete mixtures From your previous studies, you know that cement (usually Portland cement), water, and both fine and coarse aggregates are the basic ingredients used in the production of

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2017 Contractor Mix Design Guidelines-DRAFT -

CONTRACTOR MIX DESIGN GUIDELINES FOR ASPHALT CONCRETE January 2017 2 CONTRACTOR MIX DESIGN GUIDELINES for ASPHALT CONCRETE These guidelines outline the procedures to be used in developing, testing, and submitting asphalt concrete mix designs for ODOT contracts and for projects with other agencies that use the version of

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Selecting the Proper Asphalt ODOT Pavement Design

Selecting The Mix Type. The designer must select the appropriate mix types, and layers for: >Stress conditions of traffic speed and loads, >Layer thickness, for the mix type and structural build-up >Function - course (base, intermediate or surface) and functional characteristics, and

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Asphalt Concrete Mix Design - KSU Faculty

Marshall Mix Design Select and test aggregate Select and test asphalt cement Establish mixing and compaction temperatures Develop trial blends Heat and mix asphalt cement and aggregates Compact specimen (102 mm diameter) bit. = 4% 4.5% bit. = 5% bit. = 5.5% (Just an example) bit. = 6%

MS-2 Asphalt Mix Design Methods | Asphalt Institute Bookstore

The 7 th edition of MS-2 Asphalt Mix Design Methods marks the 56 th year of continuous publication of an Asphalt Institute mix design manual. The manual is a practical guide based on proven technologies, incorporating the most current information in 2014. This edition offers significantly expanded application and guidance relative to our previous mix design manuals.

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Asphalt Paving Design Guide - APAO

Asphalt Paving Design Guide prepared for the Asphalt Pavement Association of Oregon 5240 Gaffin Road, SE Salem, OR 97301 by . Hicks Department of Civil Engineering Oregon State University Corvallis, OR 97331 Paul Curren Pavement Engineering Inc. Petaluma, CA 94954 and James R. Lundy Department of Civil Engineering Oregon State University

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HMA Pavement Mix Type Selection Guide

The HMA Pavement Mix Type Selection Guide pro-vides designers with methods for selecting appropriate mix types while considering factors such as traffic, en-vironment, subsurface pavement structure, existing pavement condition and preparation, and economics. The pavement mix types targeted are OGFC, SMA, and fine-and coarse-graded dense mixes.

FLH > Resources > Materials

Worksheet for Superpave Asphalt Concrete Mix Design AASHTO R 35 FHWA 1642 Worksheet for Determining Volumetric Properties of Superpave Asphalt Concrete at

What is Hot Mix Asphalt Pavement? -

Hot Mix Asphalt (HMA) is a combination of approximately 95% stone, sand, or gravel bound together by asphalt cement, a product of crude oil. Asphalt cement is heated aggregate, combined, and mixed with the aggregate at an HMA facility. The resulting Hot Mix

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Chapter 12 Mix Design: Concrete and Asphalt - NAVY BMR

1.0.0 design of concrete mixtures From your previous studies, you know that cement (usually Portland cement), water, and both fine and coarse aggregates are the basic ingredients used in the production of

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GUIDELINES FOR SUPERPAVE BITUMINOUS CONCRETE

Concrete. 2) Warm Mix Asphalt Warm mix asphalt, best known as WMA, is a term/title describing a technology used to reduce the production and placement temperatures of bituminous concrete. This is generally accomplished by adding some type of additive to the liquid asphalt to change

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Optimized Mix Design Approach - Asphalt Pavement

Surface sand mix: 100% passing No. 10, 15% passing No. 200, 9 to 14% asphalt Asphaltic concrete for lower layers, VMA terminology used, 2.2% more VMA than

Asphalt Pavement Thickness and Mix Design - Asphalt

Mix and Thickness Design. The maximum unit weight is also sometimes called the solid density. This value is based on the asphalt mixtures maximum specific gravity also known as the Rice value or G mm in Superpave. The maximum unit weight is determined by multiplying the Rice value by 62.4 pounds per cubic foot (PCF).

Design - Asphalt InstituteAsphalt Institute

Thickness & Mix Design Documents & FAQs Thickness & Mix Design FAQs Thickness & Mix Design Documents Bailey Method Liquid Asphalt Materials Pavement Performance Superpave Warm-Mix Asphalt Residential FAQs Residential Documents Debunking Streetpave (605KB) Railroads External Links National Pavement Preservation Roadmap National Asphalt Roadmap

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GUIDANCE NOTES ON MIX DESIGN OF BITUMINOUS

THE PROCEDURE FOR THE DESIGN OF BITUMINOUS MATERIALS. Foreword . 1. Scope This document describes the procedure for designing bituminous materials in accordance with the Marshall Method of Mix Design stated in the Asphalt Institute Handbook "MS-2 Mix Design for Asphalt Concrete and other Hot-mix Types,"1984 Edition, with modifications.