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Sampling Hot Mix Asphalt

Sampling Hot Mix Asphalt (This procedure is based upon AASHTO T 168-91. AASHTO T 168-91 or any subsequent revisions may not be used in place of this procedure.) 1. SCOPE 1.1 This procedure covers sampling of hot mix asphalt (HMA) at points of manufacture, storage, or delivery. 1.1.1 Samples obtained by this procedure may

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Reducing Field Samples of Hot Mix Asphalt to ... - codot

CP 41 Sampling Hot Mix Asphalt 5.1 Method 1 3. SIGNIFICANCE AND USE 3.1 The necessity for selecting representative samples and reducing them to test specimen size is emphasized in many test procedures. Using the proper equipment for the type of material to be reduced in size is important. However, unless

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SAMPLING LOCATION IMPACT ON MEASURED ASPHALT

the different sampling locations of hot mix asphalt to determine asphalt content. CDOT currently allows for sampling at the plant, from a windrow, from the paver screw, and from behind the paver both with and without a template. The purpose of this study

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CP-40s - Asphalt — Colorado Department of Transportation

Sampling Hot Mix Asphalt Estimation of Asphalt Content in Hot Mix Asphalt Through Back Calculations Using Gse Determining Moisture (Water) or Volatile Distillates Content of HMA Bulk Specific Gravity and Percent Relative Compaction of Compacted

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Contractor’s Hot Mix Asphalt Process Control Notebook

Contractor’s Hot Mix Asphalt . Process Control Notebook . 1. SCOPE . 1.1 This Standard describes the best practice to be used when developing appropriate worksheets and forms in a Process Control (PC) notebook. 1.2 The requirements such as, but not limited to: the sample size, specimen size, number of

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Estimation of Asphalt Content in Hot Mix Asphalt Through ...

Estimation of Asphalt Content in Hot Mix Asphalt . Through Back Calculations Using G se. 1. SCOPE. 1.1 This is a Colorado investigative procedure that covers the quantitative estimation of the asphalt cement content of hot mix asphalt mixtures by calculating the value from the maximum specific gravity and the effective specific gravity of the ...

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IA FREQUENCY GUIDE SCHEDULE for Evaluation of OA

403 HOT MIX ASPHALT (HMA) - VOIDS ACCEPTANCE PROJECT Basis % Asphalt Maximum Specific Gravity Hveem Stability Air Voids Voids in Mineral Aggregate % Compaction Joint Density 1 per 10,000 tons (10,000 t), or a fraction thereof greater than 2,500 tons (2 500 t). None required if plan quantity is less than 2,500 tons (2,500 t). 1304 428 or 582 1290

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TABLE OF CONTENTS - grandavebridge.codot.gov

CP 52 Contractor Asphalt Mix Design Approval Procedures . CP 53 Determining Maximum Density of Cold In-Place Recycled Pavement . CP 54 Approval of Asphalt Mix Designs Using Plant Produced Material . CP 55 Reducing Field Samples of Hot Mix Asphalt to Testing Size . CP 56 Guidelines for Using Maximum Specific Gravity (Rice) of Project-Produced

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CP-40s - Pavements — Colorado Department of Transportation

Sampling Hot Mix Asphalt Estimation of Asphalt Content in Hot Mix Asphalt Through Back Calculations Using Gse Determining Moisture (Water) or Volatile Distillates Content of HMA Bulk Specific Gravity and Percent Relative Compaction of Compacted

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CP-40s — Colorado Department of Transportation

Sampling Hot Mix Asphalt Estimation of Asphalt Content in Hot Mix Asphalt Through Back Calculations Using Gse Determining Moisture (Water) or Volatile Distillates Content of HMA Bulk Specific Gravity and Percent Relative Compaction of Compacted

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Standard Practice for - i25gap.codot.gov

Sampling Hot Mix Asphalt (This procedure is based upon AASHTO T 168-91. AASHTO T 168-91 or any subsequent revisions may not be used in place of this procedure. ) 1. SCOPE. 1.1 This procedure covers the sampling of hot mix asphalt (HMA) at points of manufacture, storage, or delivery.

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CP-40s - Asphalt — Colorado Department of Transportation

Sampling Hot Mix Asphalt Estimation of Asphalt Content in Hot Mix Asphalt Through Back Calculations Using Gse Determining Moisture (Water) or Volatile Distillates Content of HMA Bulk Specific Gravity and Percent Relative Compaction of Compacted

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CP-40s - Pavements — Colorado Department of Transportation

Sampling Hot Mix Asphalt Estimation of Asphalt Content in Hot Mix Asphalt Through Back Calculations Using Gse Determining Moisture (Water) or Volatile Distillates Content of HMA Bulk Specific Gravity and Percent Relative Compaction of Compacted

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codot.gov

Conformity to the Contract of all Hot Mix Asphalt, Item 403, except Hot Mix Asphalt (Patching) and temporary pavement will be determined by tests and evaluations of elements that include asphalt content, gradation, inplace density, and joint density in accordance with the following: All work performed and all materials furnished shall conform to the lines, grades, cross sections, dimensions ...

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Contractor’s Hot Mix Asphalt Process Control Notebook

Contractor’s Hot Mix Asphalt . Process Control Notebook . 1. SCOPE . 1.1 This Standard describes the best practice to be used when developing appropriate worksheets and forms in a Process Control (PC) notebook. 1.2 The requirements such as, but not limited to: the sample size, specimen size, number of

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-PDF- Sampling Location Impact On Measured Asphalt Content ...

Sampling Location Impact on Measured Asphalt Content of Hot Mix Asphalt Book Description: In May 2000, the Colorado Department of Transportation (CDOT) requested a forensic study of a project located on I-24 north of Denver.

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APPENDIX A- SAMPLE PROCESSING PROCEDURE -

HBP Hot Bituminous Pavement . HIPR Hot-in-Place Recycle . HIR Hot-in-Place Recycle . HITEC Highway Innovative Technology Evaluation Center . HMA Hot Mix Asphalt . HRI Half-Car Roughness Index . HSP High Speed Profiler . IA Independent Assurance Program . IAT Independent Assurance Sampling and Testing

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602 - HOT MIX ASPHALT (HMA) CONSTRUCTION (Quality

602 - HOT MIX ASPHALT (HMA) CONSTRUCTION (Quality Control/Quality Assurance (QC/QA)) 600-4 Detail any alternative sampling method, procedure or inspection equipment proposed to be used. Such alternatives are subject to review and approval by the DME. Take all samples for tests and perform in-place tests at random locations, selected according ...

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Specifications for Hot Mix Asphalt Paving, Materia

Warm Mix Asphalt in place of hot mix asphalt are at the contractor’s expense. A Material Transfer Vehicle (MTV) shall be required as outlined in Section 12.1. Echelon paving shall be required for 4 lane roads unless waived at the discretion of the Project Manager. The contractor is responsible for field sampling of the asphalt and failure to ...

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GUIDELINE FOR ASPHALT PAVEMENT DESIGN IN

Sampling Procedures – Borings drilled by auger procedures – Excavation of test pits sometimes appropriate ... hot mix asphalt, aggregate base, and subbase courses – D 1, D 2, D 3 = actual thickness (in inches) of hot mix asphalt, aggregate base, and subbase courses – m

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Hot Mix Asphalt Railway Trackbeds - University of Kentucky

asphalt binder than normally specified for a highway pavement mix is considered the ideal mix for railway trackbed applications. The specified thickness of the overlying ballast is normally 8 to 12 in. (200 to 300 mm). FIGURE 1 Cross-sectional views of typical all-granular and hot mix asphalt . trackbeds.

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HMA Sampling Certification - Aggregate Classes - School of ...

This HMA Sampling Course discusses the requirements of the new MDOT Special Provision for Acceptance of Hot Mix Asphalt on Local Agency Projects (12SP-501J-03). All of the new requirements in this special provision will be discussed in detail with particular emphasis on proper HMA sampling procedures meeting the requirements of this new special ...

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PRECONSTRUCTION CONFERENCE AGENDA - co-asphalt

HOT MIX ASPHALT PRE-PAVING CONFERENCE AGENDA Rev. 05-06-15 The items in the following agenda are minimum requirements that should be covered during the conference. The agenda may be used as is or as a base to develop a customized agenda. Checked boxes adjacent to names of attendees are to be on the project distribution list.

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NETTCP

Hot Mix Asphalt Paving Inspector Re-Certification Hot Mix Asphalt Plant Technician Re-Certification PG Asphalt Binder Laboratory Technician Re-Certification Quality Assurance Technologist Re-Certification Soils and Aggregate Inspector Re-Certification

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CP-40s - Asphalt — Colorado Department of Transportation

Sampling Hot Mix Asphalt Estimation of Asphalt Content in Hot Mix Asphalt Through Back Calculations Using Gse Determining Moisture (Water) or Volatile Distillates Content of HMA Bulk Specific Gravity and Percent Relative Compaction of Compacted

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codot.gov

Conformity to the Contract of all Hot Mix Asphalt, Item 403, except Hot Mix Asphalt (Patching) and temporary pavement will be determined by tests and evaluations of elements that include asphalt content, gradation, inplace density, and joint density in accordance with the following: All work performed and all materials furnished shall conform to the lines, grades, cross sections, dimensions ...

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Contractor’s Hot Mix Asphalt Process Control Notebook

Contractor’s Hot Mix Asphalt . Process Control Notebook . 1. SCOPE . 1.1 This Standard describes the best practice to be used when developing appropriate worksheets and forms in a Process Control (PC) notebook. 1.2 The requirements such as, but not limited to: the sample size, specimen size, number of

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LABORATORY MANUAL OF TEST PROCEDURES -

CP-L 5117 Superpave Design for Hot Mix Asphalt . CP-L 5120 Determination of the Asphalt Binder Content of Bituminous Mixtures by the Ignition Method . CP-L 5140 Mix Design for Hot In-Place Recycling of Asphalt Pavements . CP-L 5145 Contractor Asphalt Mix Design Approval Procedures Utilizing RAP Millings . from the Same Project

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HOT MIX ASPHALT SAMPLING TECHNICIAN

HOT MIX ASPHALT (HMA) SAMPLING TECHNICIAN INSPECTION DUTIES Duties of the Hot Mix Asphalt Sampling Technician consist of, but are not limited to the following: A. Plant Sampling. (Article 2303.04, IM 204 511) 1. Obtain asphalt binder samples as directed by Contracting Authority personnel per IM 323 and IM 204.

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Procedures for Sampling Asphalt Mixtures/Density Cores

These procedures are used for sampling asphalt mixtures from the roadway prior to compaction, ... Use this area to mix and split the sample increments. 6. If the wire attachment is used, extend the wire tightly beyond the paving width. ... mixture and the pay factor at which the Contractor will be paid for the Hot Mix Asphalt (HMA) on the project.

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TABLE OF CONTENTS - i25gap.codot.gov

CP-L 5117 Superpave Design for Hot Mix Asphalt . CP-L 5120 Determination of the Asphalt Binder Content of Bituminous Mixtures by the Ignition Method . CP-L 5140 Mix Design for Hot In-Place Recycling of Asphalt Pavements . CP-L 5145 Contractor Asphalt Mix Design Approval Procedures Utilizing RAP Millings .

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PFP and QCP Hot Mix Asphalt Random Jobsite Sampling

PFP and QCP Hot Mix Asphalt Random Jobsite Sampling Appendix E.4 . Effective: April 1, 2008 Revised: October 1, 2017 October 1, 2017 Manual of Test Procedures for Materials E.26 Appendix E.4 . 1) Sampling Plates (4 each). The sampling plates shall be rectangular and have a minimum size of 14 x 28 inches (360 x 720 mm). lates shall have a hole P

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(PDF) EVALUATION OF HOT-MIX ASPHALT SAMPLING TECHNIQUES

This publication is based on the results of ICT R27-8, Evaluation of Hot-M ix. Asphalt Sampling Techniques. ICT R27-8 was conducted in cooperation. with the Illinois Center for Transportation; the ...

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FIELD SAMPLING AND TESTING MANUAL TESTING

ND T 209 Theoretical Maximum Specific Gravity and Density of Hot Mix Asphalt _____ 3/13/2019 Revised Procedures Page 2 of 2 ND T 217 Determination of Moisture in Soils by Means of a Calcium Carbide Gas ... NDDOT 5 Sampling and Splitting Field Verification Hot Mix Asphalt (HMA) Samples .

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Concrete and Asphalt Core Drilling: When, Why, and How ...

Asphalt Coring. Hot-mix asphalt is batched with mineral aggregates and a specified amount of heated asphalt bitumen. The hot mixture is placed and leveled while still malleable, gaining strength and stiffening as it cools and is densified with rolling compactors. It does not become “hard”; in fact, it is a flexible pavement.

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Standard for GDOT Hot Mix Asphalt Technician Training and ...

2.5 Georgia DOT Sampling, Testing and Inspection Manual (STI). 2.6 QCT Level I Reference Guide and Study Guide, GDOT, May 2000 3. INTRODUCTION 3.1 This guideline is provided to: (a) Describe the adopted procedures for the GDOT hot mix asphalt TQP. (b) Describe the activities and organizational needs for the operation of a

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Hot-Mix Asphalt - Pay for Performance Using Percent within ...

HOT MIX ASPHALT – PAY FOR PERFORMANCE USING PERCENT WITHIN LIMITS - JOBSITE SAMPLING (D4) Effective: April 26, 2013 . Description. This special provision describes the procedures used for production, placement and payment for hot-mix asphalt (HMA). This special provision shall applyto all pay items for

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INDOT: Division of Materials and Tests - IN.gov

Hot Mix Asphalt Design Labs A listing of HMA design laboratories approved to perform design work for INDOT projects. Approved Materials A listing of materials and suppliers pre-approved and tested that meet INDOT specifications for immediate use on INDOT Contracts. Frequency of Sampling

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