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HMA Pavement BASICS
Hot-Mix Asphalt HMA pavement includes the many different types of mixtures of aggregate and asphalt cement that are produced at an elevated temperature in an asphalt plant HMA pavement is typically delivered to a job site in dump trucks, at a temperature of 300-315 176 F It is spread and leveled using an asphalt paver...

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TxDOT Specifications
Nov 15, 2006 0183 32 1 Specify either a Performance Grade PG 76 binder or an Asphalt-Rubber A-R binder on the set of plans 2 If different aggregate quality requirements listed in Table 1 are desired, specify on the set of plans 3 Specify the surface aggregate classification on the set of plans...

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Penn State Engineering Bituminous Field Technician
Bituminous Field Technician Certification Initial Certification Review Certification Course Online Registration Review Certification Course Paper Application or Fillable Form 2019 Review Certification Course Binder Review Certification Course Agenda Technician-in-Training...

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Three Hot Mix Asphalt Types
Jan 14, 2019 0183 32 Due to the process of production, this asphalt mix is more expensive than regular dense-graded mix Its design is based on higher asphalt content, modified asphalt binder, and fibers This asphalt type has been used since the 1980s and can be used in ,...

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HOT MIX ASPHALT PAVEMENT DESIGN GUIDE
HOT MIX ASPHALT PAVEMENT DESIGN GUIDE The Maryland Asphalt Association,Inc Requirements , Asphalt pavements are constructed of one or more courses of hot mix asphalt placed directly on the subgrade or on a subbase , Aggregate Size Binder Type Compaction Level...

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Asphalt Binder Technician
The course will provide background information on the development of binder grading systems and test procedures and present step-by-step descriptions of test methods used in the Superpave binder system The attendee will learn how to analyze test results and determine specification compliance for Superpave Performance Graded PG binders...

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Supplemental Specifications
Preventative Maintenance Thin Lift Seal Course 11/04/2009 As-Built Construction Plans 11/16/2009 Cross Slope Verification 12/01/2009 Fuel Adjustment Index 01/01/2010 Maintenance Open Graded Friction Course , Asphalt Binder and Additiv 01/01/2019 Micro Surfacing 01/01/2019 Open-Graded Friction Course 07/01/2019 Disadvantage ....

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Asphalt Pavement Thickness and Mix Design
When 16 to 25 RAP is used The selected binder grade for the new asphalt is one grade lower for both the high and low temperature stiffness than the binder grade required for a virgin asphalt For example, if the specified binder grade for the virgin mix is a PG 64-22, the required grade for the recycled mix would be a PG 58-28...

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How to Determine Quantities
To determine the weight of material multiply the volume by the density of material Weight = Volume Density Using the previous example and assuming an asphalt pavement mixture density of 145 pounds per cubic foot pcf and a thickness of 4 we would perform the following calculations...

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Hot Mix Asphalt Asphalt Calculator Calculate Aggregate ,
Hot mix asphalt HMA pavement refers to the bound layers of a flexible pavement structure Asphalt pavement material is a precisely engineered product composed of about 95 percent stone, sand, and gravel by weight, and about 5 percent asphalt cement, a petroleum product Asphalt cement acts as the glue to hold the pavement together...

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Asphalt Concrete Base ACB
Asphalt concrete base ACB , also called asphalt treated base ATB , is a dense-graded HMA with a larger nominal maximum aggregate size 1 inch intended for use as a base course or binder course see Figure 1 In addition to site paving benefits, ACB can be advantageous because it can provide A waterproof barrier to prevent fines infiltration into the subgrade and pavement structure...

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Frequently Asked Questions
WHAT IS HOT MIX ASPHALT? Also known as blacktop, asphalt pavement or hot mix pavement Asphalt is an engineered mixture of aggregates Crushed stone, Gravel, Sand and Liquid Asphalt WHAT IS THE DIFFERENCE BETWEEN BINDER AND TOP COAT? Binder, or base coat, is known as the load bearing coarse and typically contains 3/4 stone...

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Marshall Mix Design
The Marshall method seeks to select the asphalt binder content at a desired density that satisfies minimum stability and range of flow values White, 1985 1 This section consists of a brief history of the Marshall mix design method followed by a general outline of the actual method This outline emphasizes general concepts and rationale ....

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STANDARD CONSTRUCTION SPECIFICATIONS FOR ,
STANDARD CONSTRUCTION SPECIFICATIONS FOR ASPHALT SURFACING DIVISION 40 INDEX , 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 cours , AASHTO M-320 Standard Specifications for Performance-Graded Asphalt Binder...

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What makes a good asphalt driveway? Asphalt magazine
In general, driveway mixes should be designed with more asphalt binder and less air voids than highway mix The aggregate structure is where opinions differ Many experts prefer that driveway surface mix have a finer gradation than highway mix This gives a finer surface texture and smooth appearance , If the surface course slips, it ....

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SECTION 337 ASPHALT CONCRETE FRICTION COURSES ,
substitute the asphalt rubber at the optimum conventional binder content for production and show as the optimum binder content on the approved mix design 337-5 Contractor s Quality Control Provide the necessary quality control of the friction course mix and construction in accordance...

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Asphalt binder course Article about asphalt binder ,
Looking for asphalt binder course? Find out information about asphalt binder course 1 In asphaltic concrete paving, an intermediate course between the course base and the surfacing material consists of intermediate-size aggregate bound by, Explanation of asphalt binder course...

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SECTION 39 ASPHALT CONCRETE Issued 06
SECTION 39 ASPHALT CONCRETE Issued 06-05-09 Replace Section 39 with SECTION 39 HOT MIX ASPHALT 39-1 GENERAL 39-101 DESCRIPTION Section 39 includes specifications for producing and placing hot mix asphalt HMA by mixing aggregate and asphalt binder at a mixing plant and spreading and compacting the HMA mixture...

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Hot Mix Asphalt Concrete Density, Bulk Specific Gravity ,
Hot Mix Asphalt Concrete Density, Bulk Specific Gravity, and Permeability John P Zaniewski, PhD Yu Yan Asphalt Technology Program Department of Civil and Environmental Engineering...

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Binder course Article about binder course by The Free ,
remove banquet - 12 900 m 3 make banquet - 12 900 m 3 asphalt milled stone mastic asphalt - 6 000 m 2 milling asphalt asphalt binder course - 6 200 m 2 asphalt milling asphalt base course - 6 400 m 2 milling concrete - 125,000 m 2 installation of asphalt base course - 6 400 t installation of asphalt binder course - 6 200 t installation of ....

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DESCRIPTION MATERIALS CONSTRUCTION DETAILS
MATERIALS Asphalt concrete used in this item shall meet the requirements of Subsection 403-2, Asphalt Concrete - Type 6, 6F, or 7, 7F, 7FX Top Course as shown on the plans, Asphalt Concrete - Type 1 Base Course, and Asphalt Concrete - Type 3 Binder Course Asphalt...

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Lab Corner Certification for asphalt binder technicians ,
As such we plan to offer the courses and exams at various locations outside of Kentucky We believe that a national binder technician certification program is an important part of the effort to reduce asphalt binder testing variability, with the other important contributor being, of course, the AASHTO Accreditation Program...

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General Blacktop Paving Asphalt Seal Coating
Typically a Binder Course also known as the load bearing coarse contains mostly 3/4 aggregate The stone in the asphalt is larger , and is applied first at a thickness, depending on the application , Prime coat is an application of low viscosity asphalt to a stone base course in preparation to asphalt ,...

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Minnesota LTAP Topics Hot Mix Asphalt Glossary of ,
Asphalt is a constituent in varying proportions of most crude petroleum and used for paving, roofing, industrial and other special purpos Asphalt Binder Asphalt cement that is classified according to the Standard Specification for Performance Graded Asphalt Binder, AASHTO Designation MP1...

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ASPHALT WEARING COURSE
2 asphalt layer comprises a single paving run of uniform asphalt 3 asphalt wearing courses is that part of the pavement upon which the traffic travels including any dense graded asphalt course immediately below a course of open graded asphalt 4 asphalt pavement is a pavement, the predominate structural strength of...

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Binder Course Definition of Binder Course by Merriam
Binder course definition is - a coarse aggregate bound with bitumen between the foundation and the wearing course of an asphalt pavement a coarse aggregate bound with bitumen between the foundation and the wearing course of an asphalt pavement, See the full definition...

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Asphalt Binder Basics
Sr Regional Engineer - Asphalt Institute Harrisburg, SD Asphalt Binder Basics Specifications, History and Future Asphalt Binder A dark brown to black cementatious material in which the predominating constituents are bitumens which occur in , Asphalt Binder Basics Author...

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Asphalt Pavement Construction
Use a naturally colored aggregate As the asphalt binder wears way from the surface with traffic, the color of the aggregate is exposed Use an additive in the asphalt binder Various iron compounds can impart a red, green, yellow or orange tint to a pavement, while other colors can be achieved using different metal additiv...

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HMA Pavement Mix Type Selection Guide
Courses OGFC , Stone Matrix Asphalt SMA , and , intermediate or binder course, and a base course The surface, binder, and base courses are typically different in composition and are placed in separate construction operations The pavement layers , 2 ,...

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2012 Standard Specifications and Provisions
2012 Standard Specifications and Provisions Standard Specifications, Special Provisions, Pay Items, and Other , PRICE ADJUSTMENT FOR ASPHALT BINDER FOR PLANT MIX 2000-11 , OPEN GRADED ASPHALT FRICTION COURSE, PERMEABLE ASPHALT DRAINAGE COURSE, AND ULTRA-THIN BONDED WEARING COURSE ....

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