PG 58-28, PG 64-22, PG 58-34, PG 64-28, PG 70-28 and PG 76-28. PG 64-28, PG 58-34, PG 70-28, and PG 76-28 are modified asphalt binders and are restricted to top mat of paving and where warranted based on PG asphalt binders are selected to meet expected climatic conditions as well as traffic speed and volume adjustments. For asphalt concrete dikes use PG 70-10. Algorithms for high and low temperature are the same as LTPPBind 3.0/3.1 release. Emulsion, Anionic. (according to M320 grade) LAS Data for AAA: Comparison of Temperature Effect at Varying Aging 1.0E+03 1.0E+04 1.0E+05 1.0E+06 1.0E+07 1.0E+08 1 10 Cycles to . The binder should resist rutting to a pavement temperature of 64C and cracking to a pavement temperature of -22C. The Caltrans climate regions used for selecting asphalt binder grade is listed in Table 1. This new test and specification - listed as . and durable asphalt pavements. Provide the PG binder according to the requirements of the standard specifications, except where modified herein. the PG binder may be decreased by one grade to help reduce costs. Specialty Product, Binder. These provisions subsequently apply to the Contractor, after delivery of the PG binder to the Contractor, for use in hot mix asphalt (HMA) on CDOT projects. The Gap Graded Binder grades and Modified Binder grades for rubber-modified asphalts are expected to . One consequence of this Project was a performance-based binder specification . General Description of Performance Grade (PG) Bitumen. 16 September 2014 .

SHRP's research efforts produced a performance-based asphalt binder grading system referred to as "superpave PG-grading system' " The PG- grading system uses a distinct process to predict the performance characteristics of both neat and modified asphalt binders. The 'A' designation corresponds to the Performance Graded (PG) asphalt binder of PG 64-22 required in the mix. manufacturing the PG binder and/or to terminals where binders are mixed. Penetration grading quantifies the following asphalt concrete characteristics: Penetration depth of a 100 g needle 25 C (77 F) Flash point temperature. During 2006, Industry and the California Department of Transportation (Caltrans) will sort out the proper PG grading for their polymer modified asphalt binders. For low temperature placement; At DME discretion, PG 76-22PM may be specified for dense graded asphalt concrete for special location identified by DME. PG Binder: Perfomance Grade Binder, or PG Binder is this liquid which will hold your mix together. Parameter for PG Asphalt Binders . This test is generally conducted at the high temperature of the Superpave performance grading or PG (i.e . A unique feature of the Superpave System is that the specifications are performance-based. The results for Mix 7 with- high recycled binder content (RAP only) shows that the binder classifies as a PG 70-22. relationships for the performance graded asphalt binders delivered and incorporated in the work. A standardized format is used to list the PG requirements as well as PG-Plus requirements for grades listed in that State's specifications. PG Asphalt Binder Selection There are generally six different grades of Performance Graded (PG) asphalt binders used in Colorado. PG Grade PG 46-34 PG 46-28 PG 52-28 PG 58-28 PG 58-22 PG 64-22 TT, RC TTAOS-Bartlett B T - Tanker Truck RC - Rail Car B - Barge T echnica l Dynami Datasheet TDS/US/04-10 BP Performance Grade PG Asphalt Binders Unmodified . The Gap Graded Binder grades and Modified Binder grades for rubber-modified asphalts are expected to remain in place. SuperPave Grading of Asphalt Binders In the 1990's State DOT's began to specify SHRP or Performance Grades of Asphalts. AE-150 is an anionic, medium setting, high float emulsion. PG 58-28 (50 % minimum reliability) PG Binder Selection - Topeka, KS 19 Binder grades are at 6-degree increments PG 58-28 is the first available grade to meet 50% Reliability PG 64-34 is the first available grade to meet a reasonable design grade -40 -30 -20 -10 0 10 20 30 40 50 60 70 We have a road paving project specifying PG 52-40 asphalt binder. Polymer Modified PG Asphalt Binders Typical Uses: Associated Asphalt's Polymer Modified Performance Graded Asphalt Binders are high performance asphalts for hot mix asphalt production in hot mix plants. I have never worked with this grade of asphalt, we typically use PG 52-28. - 98% reliability binder grade is PG 58-28

Anchor: #i1013823 Section 5: Performance Graded Binders (PG Binders) Anchor: #i1013829 5.1 General. Selecting the right asphalt binder is only one part of producing long lasting roads It will detail the development of the Performance Grade (PG) binder system and compare it with the shortcomings of the previous asphalt binder grading systems. Prior to mixing, the base PG grade was a PG 5828.


If no table is specified, the default is Table 1. PG 58E -34 PG 64/70 -34 Binder Grade Comparisons Asphalt Binder ETG: Intermediate Temperature Parameter Task Force . Its major function is to provide the principal support of the pavement structure. LTPPBind Online allows use of MERRA climatic data, LTPP climatic data, or user data for . The PG grading system is based on the idea that asphalt binder properties should be related to the conditions under which it is used. Do other States use PG . The test of Direct Tension, AASHTO M332 Table 1, is omitted. temperature in which the binder should resist cracking. Performance Graded (PG) Asphalt Binder specification. One PG binders were subjected to three conditioning - (1) unaged/ original binder and (2) . In addition to the four grades in Figure 1, the PG system also permits the use of PG 70-10 and four PBA polymer modified asphalts as an option for designated routes and special situations . 2016 ASPHALT BINDER AND MIX SPECIFICATION UPDATE REFERENCE GUIDE < 1 M 1-10 M >10 M ASPHALT MIXTURE PG BINDER MIX . If you have any corrections or comments please fill out out form for corrections or comments. The Gap Graded Binder grades and Modified Binder grades for rubber-modified asphalts are expected to remain in place. For Mix 8 with high recycled binder content from a RAP and RAS combination, the recovered binder . Table P9.14 Seven-Day Maximum Minimum Pavement Pavement Temperature, C Temperature, C . 341, and 344) require selection of a performance graded (PG) binder. The average 7 day maximum pavement temperature typically ranged from 46 to 82C, and minimum pavement temperature typically ranged from 46C to 10C. . PG 64-22 PG 64-16 Asphalt Binder Grades D/FW, Texas Pavement Temperature, C 98% min 50% min 98% and 50% min. The most advanced asphalt binder grading system is Performance Graded (PG) System, which is resulted from the $50 million Strategic Highway Research Program (SHRP) and has been adopted throughout the U.S. MSCR Asphalt Binder Specification . from its normal/original/neat state. Use of any other PG asphalt binder must be approved by the State Construction and Materials Engineer. A Northeastern User's Producer's Group (NEAUPG) Model QC plan has been provided as a guide in Appendix I (website). Based on the optimal contents of DLTDP and furfural determined in phase I, the recipes for the anti-aging compound additives (referred to as C1 and C2) were determined. Asphalt Binder Expert Task Group Meeting . Performance Graded (PG) Binder. Performance Graded (PG) binder shall conform to the requirements of AASHTO M332 Table 1. 2. SuperPave. 9.14 As a materials engineer working for a highway department, what standard PG asphalt binder grade would you specify for each of the conditions shown in Table P9.14 (show all calculations and fill in the table)?
Performance Graded (PG) asphalt binders were introduced in the mid-1990s and the PG system has since become the basis for specifying and accepting asphalt binders in the U.S. To date, a comparable system of performance grade asphalt emulsions has not been developed. types into grades identifies the specific properties of these materials. For both high and low temperature grade, PG grades are graded in 6C increment. I am interested in information from anyone who has experience with PG 52-40 We are specifically interested in information concerning workability and the use of WMA. If a higher type PG asphalt binder is warranted, it shall be used in the surface mixture and the first lift of the underlying mixture. Polymer Modified PG Binder - The polymer modified PG binder grades are 64V-22 (Very High) and 64E-22 (Extreme) and they are modified with SB, SBS, Terminal Blend Crumb Rubber or other types of polymers to enhance the performance of the PG binder.

The main purpose of grading and selecting asphalt binder using the PG system is to make certain that the binder has the appropriate properties for environmental conditions in the field. The main purpose of classifying and . 1. Mick Syslo, P.E. AASHTO M 320 The AASHTO M 320 PG binder grades are specified for climatic conditions ranging from high temperature grades of PG 46 to PG 82 and low

LTPPBind Online is a web-based tool to help highway agencies select the asphalt binder Performance Grade (PG) for a particular site based on the AASHTO M323-13 standard. PG asphalt grade selection is then made on the climate region.

It can be incorporated into any appropriate mix design where a polymer modified performance graded binder is specified or where there is a demand Ductility at 25C (77F) Solubility in trichloroethylene. Asphalt Pavement Association Of Michigan Selecting the Right Mix for Your Project Local Agency Programs HMA Selection Guidelines Base Course Binder Selection - Use PG 58-28 for Superior Region - Use PG 58-22 for all other Regions A Base Course is defined as: - All layers below 4" of the surface PG asphalt grade selection is then made on the climate region. BINDER = PG 58-34 E HIGH PERFORMANCE HMA THIN LIFT BID ITEMS Ductility at 25C (77F) Solubility in trichloroethylene. California expects to specify PG grades for modified binder (PG Modified) in the near future. Rule # 1. The specifications for performance Graded (PG) asphalt binders are given by AASHTO M 320 or ASTM D6373. Selecting PG Binder Grades for Airfield Pavements. See Figure 1 for a map of the nine climate regions and the PG asphalt grade specified for each. Hi, I want to run Multiple stress and creep recovery (MSCR) test on pen 40/50 bitumen. During 2006, Caltrans will sort out the proper PG grading for polymer modified asphalt binders. Superpave performance grading (PG) is based on the idea that an HMA asphalt binder's properties should be related to the conditions under which it is used.

Overview of Superpave PG Grading Specifications . Almost always it is the liquid asphalt binder that is modified or altered from its original state. Penetration grading quantifies the following asphalt concrete characteristics: Penetration depth of a 100 g needle 25 C (77 F) Flash point temperature.

During a typical refining process, the asphalt binder created or generated is most commonly PG 64S -22 - with PG referring to performance grade, S referring to standard, 64 referring to the upper temperature mix - durabilitydurability. The anti-aging additives, C1 and C2, were added to asphalt binders, A and B, respectively. T his ACC on-demand webinar will provide an overview of the Performance Grade (PG) asphalt binder specification (ASTM D6373) used by the FAA to select the proper asphalt for use in airfield pavements. PG GRADE (M332) Test Temp, .

For Mix 8 with high recycled binder content from a RAP and RAS combination, the recovered binder . Note: previous standards include penetration grading system and viscosity grading system Modified Asphalt binder 4.2. PG 58-28, PG 64-22, PG 70-22, PG 76-22, etc Though asphalt specifications have been upgraded through time, any of the are previous grading systems are subject to use. manufacturing the PG binder and/or to terminals where binders are mixed. See Figure 1 for a map of the nine climate regions and the PG asphalt grade specified for each. Thin film oven test (accounts for the effects of short-term aging that occurs during mixing with hot aggregate) Retained . Performance Graded Asphalt Binders - PG 46-28, PG 46-34, PG 52-28, PG 58-22, PG 58-28, PG 64-22, PG 64H-22, PG 64S-22, PG 64-28, PG 67-22, PG 70-10, PG 70-22; Warm Mix Asphalt . 5. PG asphalt binders are selected to suit the expected climatic conditions as well as volume adjustments and traffic speed. Select the basic PG grade based on climate (usually a PG64-22 for most of Texas) and then Example: For a one course overlay in the Superior Region on a composite project, the recommended PG binder would be a PG58-28 instead of a PG58-34. When ordering under this specification, include in the purchase order the performance grade (PG) of asphalt binder required and the table used (e.g., (1) M 320, PG 52-16, Table 1, or (2) M 320, PG 64-34, Table 2) .

Liquid asphalts, either cutbacks or emulsions, are simply modifications of asphalt cements to permit use under conditions not suitable for the basic cement. In 2005, California agreed to adopt the PG system for grading asphalts in the state. History of Asphalt Grading Systems 20 Superpave Performance Graded (PG) Binder System Developed during the SHRP Research Program, 1987-1992 Aimed at addressing: - Climatic effects from complete range of pavement service temperatures - Construction - Aging during construction and in-service - Traffic speed - Traffic volume 3.2 This Standard specifies procedures intended to minimize disruption of PG binder shipments. NMDOT "Standard" Base Mix As the name implies, the base mix is the base asphalt layer for the pavement structure. 2. Evaluating Asphalt Binders Prepared with Different Processes to Meet the Same Performance Grade: Use of Atomic Force Microscope: This paper summarizes the results of a laboratory testing program conducted to evaluate the microstructure, adhesion, and other mechanical properties of asphalt binders meeting the same performance grade (PG) but produced by using different processes and modifiers. 10. Asphalt Binder Grade Designation The PG Binder Grade letters should be used in all bituminous mixture designations, regardless of the specification number. Traffic loads and performance grading (PG), are used to determine the proper asphalt binder that is used in highway paving applications. Conditioning . b. Terminology. The common grades used in California are PG 58-22, PG 64-10, PG 64-16, PG 64-28, and PG 70-10. Civil Engineering questions and answers. It was originally developed during the Strategic Highway Research Program (SHRP) in the early 1990s. asphalt binder PG grade.

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