S-1 (2360) HOT MIXED ASPHALT - POROUS PAVEMENT …

(2360) HOT MIXED ASPHALT - POROUS PAVEMENT 4 (E) Section 2360.3 B2d is hereby added: B2d Minimum Asphalt Content The guideline for percent asphalt binder shall be 5.5 to 6.5 percent by weight of mix. (F) Table 2360.3-B2c (VMA Mixture Requirements) shall be deleted (G) Table 2360.3-B3 shall be modified as follows:

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HOT MIX ASPHALT - Tennessee

Pb = Asphalt content % by total mass of mix . Gmm = Max Specific Gravity of mix . Gb = Gravity of AC . ... Stove tops and hot plates may be used to determine moisture conditions of aggregates. Provide lights, electrical outlets, and adequate ventilation for the tests being performed.

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Inspector's Handbook: Hot Mix Asphalt Construction

The materials used to produce hot mix asphalt (HMA) need to be of good quality. Once it has been established that the materials are of good quality, a mix design is developed to determine the optimum aggregate and binder proportions. The mix design determines the optimum asphalt content. Inspectors should ensure control of the following items in

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Why Tracking Temperatures is Key to Successful Asphalt ...

Nov 20, 2019· Hot mix asphalt pavement arrives at a project at temperatures between 275° F and 300° F and is installed on the existing base by mechanical methods (laydown machines).

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Asphalt - FDOT

Aug 07, 2017· Asphalt. Asphalt. State Construction Pavement Engineer - Rich Hewitt (386) 943-5305.

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CTQP | Asphalt Testing Solutions

Asphalt Plant Level 2 | To assure that personnel operating or inspecting an asphalt production operation (at a plant) are familiar with FDOT specification requirements, good materials management, and equipment operation necessary to produce a Superpave mixture which will meet the mix design criteria and mix production requirements.

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Reclaiming Roads | FHWA

According to the National Asphalt Pavement Association (NAPA), more than 90 percent of U.S. roads and highways are paved with hot-mix asphalt (HMA). As the Nation's infrastructure ages, Federal, State, and local transportation agencies face a growing demand for the raw materials needed to maintain and rehabilitate these roads.

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Evaluation of the 100% Recyclability of Superpave Hot Mix ...

In 2004, Florida Department of Transportation evaluated the hot-in-place pavement recycling and performed a side by side comparison with conventional milling and resurfacing. FDOT concluded that the process was a viable option, but expressed concern that the process may not yield a Superpave equivalent mix and suggested a further evaluation.

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Asphalt Paving Fuquay NC | Asphalt Patching

Asphalt Patching. When performing the necessary steps to patch broken edges, sink holes, or pot holes in your asphalt surface NC Asphalt Restoration uses high quality hot asphalt or epoxy cold patch depending on the job requirements. We saw cut each area, add lime rock quarry approved aggregate source by FDOT, Quarry No. 87-541 as needed, tack ...

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Asphalt Paving Level 2 - A&SW Consultants, Inc.

To assure personnel responsible for inspecting asphalt pavement construction (paving and compaction) are familiar with FDOT specification requirements, good construction practices and equipment operation necessary to place and compact a Superpave mixture which will meet requirements for smoothness, texture, density, cross slope and thickness.

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Hot Mix Asphalts 101 - State

Asphalt Rubber Applications • Asphalt rubber is the process of adding recycled, crumb rubber to hot mix asphalt (called dry process) or the asphalt binder (called wet process) to modify the final mixture • Difficult to use in dense-graded mixtures due to residual crumb rubber • Best used in gap-graded type mixtures (SMA and OGFC)

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ITEM 18403.9562 M - SUPERPAVE HOT MIX ASPHALT, 9.5 …

ITEM 18403.9562 M - SUPERPAVE HOT MIX ASPHALT, 9.5 mm F NOMINAL MAX. SIZE Page 1 of 11 May, 96M The requirements of Section 403 - Hot Mix Asphalt Concrete Pavement shall apply except as modified and/or revised below. DESCRIPTION This work shall consist of developing Hot Mix Asphalt pavement courses using the

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A Quantification and Evaluation of WSDOT's Hot-Mix …

Specification, statistics, HMA, hot mix asphalt, asphalt concrete, pay factor, statistical acceptance specification, Washington State No restrictions. This document is available to the public through the National Technical Information Service, Springfield, VA 22616 19. SECURITY CLASSIF. (of this report) 20. SECURITY CLASSIF. (of this page) 21 ...

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Asphalt Plant Locations - Asphalt Contractors Association ...

Contact. 1007 E. DeSoto Park Drive, Suite 201 Tallahassee, FL 32301 850.222.7300

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Materials - Asphalt

Hot Mix Asphalt (HMA): type of asphalt concrete which utilizes heat to rid aggregate from moisture and to lower the viscosity of asphalt binders for mixing and placement applications. Milling Machine: a self-propelled unit used to break down and remove layers of asphalt material from pavements.

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HOT MIX ASPHALT PAVEMENT DESIGN GUIDE

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. It is manufactured in a central

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Hot Mix Asphalt | Asphalt Calculator | Calculate Aggregate ...

Overview 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. Our HMA is mixed at our asphalt production ...

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Section 400 Hot Mix Asphaltic Concrete Construction

Section 400—Hot Mix Asphaltic Concrete Construction Page 5 400.2.01 Delivery, Storage, and Handling Storage of material is allowed in a properly sealed and insulated system for up to 24 hours except that Stone Matrix Asphalt (SMA), Open-Graded Friction Course (OGFC), or Porous European Mix (PEM) mixtures shall not be stored more than 12 hours.

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Local Agency Specifications Archive - Asphalt - FDOT

11 · Superpave Asphalt Concrete: This Specification covers the requirements of constructing a …

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3 Thin Hot-Mix Asphalt Overlay - pavementpreservation.org

Thin Hot-Mix Asphalt Overlay 12 3-thin hot-5-30.qxd 6/8/2003 2:15 PM Page 12! Lack of in-place density: 1. The aggregate gradation may be outside of the target gradation. 2. Asphalt content may be too low. 3. Roller pattern or the frequency or amplitude of the vibratory roller may

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SECTION 13 –HOT MIX ASPHALT, HMA, PAVEMENT 13.1 …

GIFE HOT MIX ASPHALT, HMA, PAVEMENT SECTION 13 Rev. 12-16-20 13-4 The primary difference in the requirements for Section 402 materials compared to QC/QA HMA mixtures is that PG 58-28 and PG 6428 -are only to be used with mixtures that include …

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Procedures for Sampling Asphalt Mixtures/Density Cores …

mixture and the pay factor at which the Contractor will be paid for the Hot Mix Asphalt (HMA) on the project. Cores will be tested at the Administration Laboratory. Protect the cores from light and heat until tested to ensure accuracy of the test results. MATERIALS AND EQUIPMENT: 1. Coring machine ; 2. Core bits - 4 in. and 6 in.

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Density of In-Place Hot Mix Asphalt (HMA) Pavement by ...

Density of In-Place Hot Mix Asphalt (HMA) Pavement by Electronic Surface Contact Devices FOP for AASHTO T 343 Scope This procedure covers the in-place density determination of Hot Mix Asphalt (HMA) in accordance with AASHTO T343using an electronic surface contact device / gauge. This field operating procedure is derived from AASHTO T343.

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Asphalt Roadway - Verification Report Page No. of

1 Page Number - Indicate the page number of this report. 2 Fin. Project ID - Enter the Financial Project ID on which the sampled mix was placed. 3 Material No. - A four-character code obtained from the JOB GUIDE SCHEDULE that identifies each material / test. 4 Type of Mix - Indicate Asphalt mix type, e.g., FC-6, SP-12.5, B-12.5. 5 Mix Design No. - Example: SP 97-0008, SP 02-1750A.

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Asphalt Mixtures Calculator - Vulcan Materials Company

Asphalt Mixtures Calculator. Enter the width, length and thickness, then hit the "Calculate" button to calculate your estimate. You may also revise the default density value of 145 lbs/cubic ft. Actual densities may vary depending on the components of the mix.

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JANUARY 2017 Standard Specifications - FDOT

226 · hot mix asphalt - plant methods and equipment : 327: milling of existing asphalt pavement : …

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Welcome to the Texas Department of Transportation FTP Server

RAP Variability in Hot-Mix Asphalt Problem Statement The Florida Department of Transportation (FDOT) is a national leader in the use of RAP in HMA paving construction. RAP is a part of all FDOT structural hot-mix asphalt concrete (HMAC) and sometimes represents as much as 50 percent of the aggregate component in the mix. This

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SUPERPAVE ASPHALT CONCRETE

SECTION 334SUPERPAVE hot mix asphaltfor local agencies. 334-1 Description. 334-1.1 General: Construct a Superpave Hot Mix Asphalt pavement for local agencies using the type of mixture specified in the Contract, or when offered as alternates, as selected. Superpave mixes are identified as Type SP-9.5, Type SP-12.5 or Type SP-19.0.

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Evaluation of the Impact of Asphalt Mix Segregation on ...

Jan 11, 2019· This parameter was derived by applying the hot mix asphalt (HMA)-Fracture Mechanics model to the study of 22 field sections throughout the state of Florida in the early 2000 s. In this study, the energy ratio was found to distinguish between pavement sections that exhibited cracking and those that did not . Of note, the higher energy ratio ...

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Hot Mix Asphalt QC/QA Certification Program

Applicants must submit ten (10) complete sets of QC/QA tests performed during the most recent certification period (3 years) as a QC/QA Certified Technician. The "complete set" is defined as the QC/QA tests required by the specification for a sub-lot, including HMA volumetric data. HMA test ...

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Fdot Asphalt Level 1 Training - XpCourse

Hot Mix Asphalt (HMA) Level One Certification and Training This four-day course is designed for the technician testing hot mix asphalt (HMA) for roadways on local government agency projects that are not using Contractor Quality Control/Quality Assurance specifications. ... fdot asphalt level 1 training provides a comprehensive and comprehensive ...

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Asphalt Forms for Contractor Quality Control - FDOT

Contractor Forms (QC) 675-030-20A Asphalt Roadway - Daily Report of Quality Control (Automated) - Required on projects let July 2015 and after.. 700-010-99 Cross Slope Measurement Data Form (Automated). FDOT Forms (VT) 675-030-21 Asphalt Roadway - Verification Report . 700-010-99 Cross Slope Measurement Data Form (Automated)

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Hot Mix vs Cold Mix Asphalt - Advantages and Disadvantages

Nov 27, 2019· Strength – Hot mix asphalt is the most durable grade of paving asphalt, which is why it's used for high traffic roads and highways. Cold mix asphalt isn't strong enough for regular vehicle traffic. Bend but Not Break – Asphalt is more flexible than it's paving counterpart concrete. Asphalt's flexibility and malleability allow it to ...

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Local Agency Specifications Archive - Asphalt - FDOT

Superpave Asphalt Concrete: This Specification covers the requirements of constructing a Superpave Asphalt Concrete course using the type of mixture specified in the Contract, or when offered as alternates, as selected. Superpave mixes are identified as Type SP-9.5, Type SP-12.5 or Type SP-19.0. Sand-Asphalt Hot Mix

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I-10 Rutting Task Team Report - fdot.gov

is documented in a report dated May, 2004, titled Forensic Analysis of Rutting in Hot Mix Asphalt Placed on I-10 in Suwannee County Florida.. The Okaloosa County rutting was evaluated in a report completed by District 3 Materials staff titled Pavement Failure Investigation of I-10 Okaloosa County. A summary of each study is discussed below and

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Pave-Rite, Inc. Asphalt Paving, Earthmoving, Site Work ...

Services may include surface milling, base reclamation, installing geosynthetic interlayers, and surface profiling using Hot-Mix asphalt. Asphalt Rubber Membrane Interlayer (ARMI) (FDOT Section 341) Pave-Rite has been instrumental in the application of ARB20 (2016 spec. PG 76-22 ARB) and cover layer of FDOT #6 aggregate using Florida Design ...

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SECTION 334 SUPERPAVE ASPHALT CONCRETE

334-2.3 Reclaimed Asphalt Pavement (RAP) Material: 334-2.3.1 General requirements: RAP may be used as a component of the asphalt mixture subject to the following requirements: 1. When using a PG 76-22 (PMA), or PG 76-22 (ARB), or PG 82-22 (PMA) asphalt binder, limit the amount of RAP material used in the mix to a maximum of 20%

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STANDARD CONSTRUCTION SPECIFICATIONS FOR ASPHALT …

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. Article 1.2 Applicable Standards

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