wydot asphalt specifications

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Superpave Asphalt Binder Specification Grading System Based on Climate 14 PG 58-22 Performance Grade Average 7-day max pavement design temp Min pavement design temp MS-2 Section 2.1.1. Pavement Temperature, °C - 12 25 64 135 Testing Temperature –Climate based 15 DSR DSR BBR DTT Vis Values for PG 64-22.

placed on it such as asphalt or concrete. Gravel surfaced roads are virtually always referred to as unpaved roads. Pit: An area where a natural deposit of stone, sand and/or fine material is removed from the earth. Quarry: An area where solid stone is removed from the earth generally by ripping, drilling and/or blasting. The stone

SuperPave Grading of Asphalt Binders In the 1990's State DOT's began to specify SHRP or Performance Grades of Asphalts. SuperPave™. PG 58-28, PG 64-22, PG 70-22, PG 76-22, etc Though asphalt specifications have been upgraded through time, …

The ia Department of Transportation (VDOT) specifications, standards, and test methods have been the standard in ia for more than 50 years. During that time VDOT has changed their nomenclature for asphalt mixes several times, typically following a major rewrite of their asphalt specifications and mix design criteria.

CDOT 2019 STANDARD SPECIFICATIONS BOOK. CDOT 2017 SPECIFICATION BOOK. RECENTLY ISSUED SPECIAL PROVISIONS Recently Issued Special Provisions. Revision of Section 105 HMA Smoothnesss Revision of Section 105 PCCP Smoothnesss. REVISION OF SECTION 403 - HOT MIX ASPHALT MATERIALS Hot Mix Asphalt - Revision of Section 403hma Updated - February 2015

(a) Asphalt Cement: The asphalt cement grades used shall be as specified in Table 502-2 using the design traffic load levels shown on the plans. If the asphalt cement does not comply with the requirements of Section 1002, mix production shall cease until proper asphalt material is supplied. Table 502-2 Superpave Asphalt Cement Usage

iii Preface State Highway Agencies (SHAs) in the United States use smoothness specifications to insure that they are providing the public with quality roads.

Effective with the November 2020 Letting 2021 Standard Specifications 301.2.4 Aggregate Requirements 301.2.4.1 General (1) Obtain material from department-approved sources as specified under 106.3.4.2 and furnish material substantially free of deleterious materials that include: shale, chert, phyllite or other altered rock

646.3.2.3.1 Reduce the wait time before grooving asphalt pavement from 5 days to 2 days. (4) For grooving asphalt, wait 48 hours or longer after paving. Notify the engineer immediately if the structural integrity of the asphalt pavement is inadequate to support grooving operations. 646.3.2.3.2 Wet Reflective Epoxy

Wyoming DOT has specified some projects using PG 58-28 as the base asphalt and is evaluating the performance. To better understand the relationships between asphalt properties and the field performances of microsurfacing, new rheological tests on asphalt residues have been employed by agencies and researchers.

Pub 408/2003 is a single set of Construction Specifications that contains all measurements in dual values, Metric followed by English in parentheses. This feature was used to facilitate the construction of individual projects using ... SUPERPAVE ASPHALT MIXTURE DESIGN, STANDARD CONSTRUCTION, HMA BASE COURSE 309 - 1 309 - 1

This specification covers the requirements for the materials, equipment, and methods to be followed for proportioning and mixing hot mix asphalt, including recycled mixes and mixes for miscellaneous work. 1150.01.01 Specification Significance and Use . This specification is written as a …

Specifications for Highway Construction, 2017 Edition, are hereby approved for application on highway and related construction contracts as referenced in the contract and shall apply as noted and amended by the contract. Approved, Moe Jamshidi, PE Deputy Director – Operations .

The asphalt required by these Specifications shall conform to the requirements of The Asphalt Institute for the type and grade shown below: Asphalt for Seal Coating CRS-2 or CRS-2P Article 2.3 Cover Aggregate A. General Cover aggregate shall consist of crushed gravel and shall be sound, durable, free

Aug 22, 2021· This version of the 2022 Standard Specifications is in 8.5 X 11 format and is available as a printed document from Washington State Department of Enterprise Services, myPrint as an 8.5 X 11 inch document in a 3-ring binder. General special provisions. Publication Date: Sunday, August 22, 2021. Publication Number: M 41-10.

Nov 15, 2018· 2007 Edition - Standard Specifications for State Road and Bridge Construction NOTE: The 2007 Standard Specifications can be ordered by using the Standard Specifications and Construction Manual Order Form 2007 Special Provisions NOTE: Project Special Provisions are NOT posted individually online. They can be found in the Contract Bidding Proposal, either the electronic …

These seminars will offer a specialized certification program emphasizing Wyoming DOT specifications and procedures. All aggregate, asphalt, and concrete instruction will take place online through Zoom. All written tests will be administered through an online test-taking platform.

Link Product Type Spec Number Product Name Manufacturer QPL Number Status Date Expire; Shrinkage Reducing: 801.4.2: MasterLife SRA 20: BASF: 37: Approved: 12/31/2021

804.1 Performance Graded Asphalt Binder 666 804.2 Liquid Cut-Back Asphalt – Vacant 666 804.3 Emulsified Asphalt 666 804.4 Dust Control Agent 669 804.5 Asphalt Mastic for Field Coating 669 SECTION 805 . Geotextiles, Membrane, and Fabrics

Jul 22, 2021· 2019 Construction Specifications. The 2019 Standard Specification book is mandatory for use on projects advertised after October 1, 2019 until September 30, 2021. Letter to Region Transportation Directors, Region Program Engineers, and Branch Heads. Letter to Contractors and Consultants. Letter to Counties and Municipalities.

Aug 07, 2017· State Construction Pavement Engineer - Rich Hewitt (386) 943-5305. Research Topics. Developmental Specifications (link to Program Management) ; Resources. Specification Information. Asphalt Quick Reference (For Contracts Let after Jan. 2011) (*.pdf, 395kb); LS/DB Asphalt Pay Adjustment System (*.pptx, 68kb) Updated 2/22/17; QCRR - Calculating Engineer Approved Changes …

Jan 01, 2019· asphalt that will allow the paving mixture to cure at a rate that will permit traffic on the pavement within one hour after application without damaging the pavement surface. 410.2.5 Asphalt Tack Coat Use a Cationic emulsion meeting the requirements listed in AASHTO M208, or Table 1 of this specification as applicable. 410.2.6 Water

Copies of the Construction and Material Specifications may be purchased by contacting: Ohio Department of Transportation Office of Contracts P.O. Box 899

Previous Printed Specifications: US Customary Units. 2008 Standard Specifications. Metric Units. 2006 Standard Specifications. 2002 Standard Specifications. 1995 Standard Specifications.

price risks away from contractors to WYDOT (market moves) 2. Physical storage (e.g. 10K tons -- Capital cost of $2-3MM): • WYDOT own, rent, or lease storage, and operate it 3. Buying risk management services (for physical supply): • Asphalt storage, modification, or both 4. Implement strategies that are adaptable to forecasted behaviors

• In 2008 the specification was again offered as a pilot until July. • In July 2008 as a response to the asphalt cement price volatility CDOT implemented the Asphalt Cement Cost Adjustment specification as a Standard Special Provision on all projects with HMA or SMA. The cost adjustment specification is mandatory, not at the contractors option.

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specification in decreasing HMA variability in an effort to measure the impact of using QC/QA specifications. WYDOT's QC/QA specification will be used as a case study. A QC/QA specification s a small part of a quality assurance program. Also, a QC/QA specification ini …

10. AASHTO M 323– Standard Specification for Superpave Volumetric Mix Design. 11. AASHTO R 30– Standard Practice for Mixture Conditioning of Hot Mix Asphalt (HMA). 12. AASHTO R 35– Standard Practice for Superpave Volumetric Design for Asphalt Mixtures. 13. AASHTO T 11 - Standard Method of Test for Materials Finer Than 75- m