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NC Department of Transportation
 
Asphalt QMS Manual
(Click Here)
 
 
Welcome to the NCDOT Materials and Tests Unit's New Web Format of the Quality Management System (QMS) Asphalt Manual. This manual was developed to provide a more user-friendly, interactive and searchable format for our users. If a conflict arises between the Standard Specifications for Roads and Structures or contract documents and this manual, the specifications and contract documents will have precedence.
 
MAJOR CHANGES FOR QMS MANUAL
 
 SECTION 1 Quality Management System (QMS) for Asphalt Pavements
​Page No.​Subsection​Change
1-4
 1.3.6
Updated reference to M&T Website for verifying Technician Certification.
​Various
Various​
Changed references from “QA Supervisor” to “Pavement Specialist”.​
Various
​VariousChanged references from “Asphalt Design Engineer” to “Engineer”.
​Various
Various​
Changed references from “QA Lab Supervisor” to “M&T Regional Lab Supervisor”.​
 SECTION 2 Materials Used in Asphalt Paving
​Page No.Subsection​ Change​
2-10 ​Table 1012-1Updated Table based on New Mix Types.
​2-12
 Notes
Updated “Notes for Table 1005-1” to match 2018 Specifications.​
​Various
​Various
Changed references from “QA Supervisor” to “Pavement Specialist”. ​
 SECTION 3  Asphalt Pavement Design
​Page No.Subsection​ Change​
3-3 Figure 3-3​Updated Table based on New Mix Types.​
3-3​ 3.3​Updated Table based on New Mix Types.​
3-4 3.3
Updated Table based on New Mix Types.​
3-5 3.4
Updated Table based on New Mix Types.​
SECTION 4​ ​Asphalt Mix Design and Job Mix Formulas
​Page No.Subsection​ Change​
4-4 4.4.2Removed outdated references to changes in PG grade.
​4-5 4.4.4Cited Table 610-3 for Dust/Binder Ratio requirements.​
​4-5​4.4.6Removed Mix Types SF9.5A, S12.5C & S12.5D.​
​4-6 4.5​Included 20 day approval time for OGFC & UWBC mixes.​
​4-6 4.5​Updated reference to Asphalt Institute Mix Design manual.​
​4-7 4.5​Removed Mix Types SF9.5A, S12.5C & S12.5D.​
​4-8 Table 610-2​​Updated Table based on New Mix Types.
​4-9 Table 610-3​Updated Table based on New Mix Types.​
​4-9
4.6
Added new Tables 610-4 & 610-5 to match 2018 Specifications.​
​4-10 4.8​​Added updated text detailing Recycled requirements to match 2018 Specifications.
​4-12 4.9.1​Updated Table based on New Mix Types.​
​Various
Various​Changed references from “QA Supervisor” to “Pavement Specialist”.​
SECTION 5  Asphalt Plant Equipment
Page No.​​Subsection Change​
​5-7 5.7​Added language for requirements for Anti-Strip meters to match 2018 Specifications.​
​5-7
 5.7​Transferred requirements for Hydrated Lime from Specifications book.
​​Various
 VariousChanged references from “QA Supervisor” to “Pavement Specialist”.
​SECTION 6 Asphalt Plant Operations
​Page No.Subsection​Change​
6-1 6.1.2Updated Table based on New Mix Types.
​6-22
 6.9​​Added specific reference to 610-7 and Section 9.5.1 concerning hauling mix.
​6-22
 6.9​
​Updated reference to M&T Website for verifying Approved Truck Release Agents.
6-22 6.9Removed Figure 6-20 showing old style Dial thermometer.
Various
Various
Changed references from “QA Supervisor” to “Pavement Specialist”.
 SECTION 7 Asphalt Mixture Sampling and Testing
Page No.​Subsection​ Change​
7-2 7.2Changed reference from QA Labs to Regional Laboratories
7-7 TableReformatted Table for easier reading.
7-17
 7.4.2
Changed Allowable Mix Adjustments to match RBR% requirements in 2018 Specifications.
7-17 7.4.2Changed Allowable Mix Adjustments for Anti-strip changes.
7-19 Table 609-1Added Control Limits for PADC, Type P-57 mixes.
7-50 7.16.1.DUpdated TSR requirements for changes in Anti-strip additives that are on NCDOT QPL.
7-60 Table 609-2Added Retest Limits for PADC, Type P-57 mixes.
7-62 Table 609-3Added Limits of Precision for PADC, Type P-57 mixes.
Various VariousChanged references from “QA Supervisor” to “Pavement Specialist”.​
​Various
Various​Changed references from “QA personnel” to “Department personnel”.​
​VariousVarious​Changed references from “QA Lab” to “M&T Lab”.
​VariousVarious​Removed references to “Superpave”.
 SECTION 8 Recycling of Asphalt Pavements
Page No.​ Subsection​ Change​
8-2
 8.3
Inserted updated requirements for Recycled Mixes to match 2018 Specifications.
8-2 & 8-3
 8.3
Added new Tables 610-4 & 610-5 to match 2018 Specifications.
8-3​ 8.3​Added formulas for calculating %RBR.​
​8-4
 8.5​Added clarification that Pavement Specialist may elect to have RAP tests run.​
​8-6 8.6​Added statement on Adjusted Contract Unit Prices to match 2018 Specifications.​
​Various
Various​​Changed references from “QA Supervisor” to “Pavement Specialist”.
 SECTION 9 Roadway Paving Operations
​Page No. Subsection​ Change​
9-10
 Table 610-6
Updated Table 610-6 based on New Mix Types.
9-23
 9.6.5
 Inserted updated language for when Shoulder Wedge can be disengaged.
9-23
 9.7.1
Updated Mix Types (SF9.5A is now S9.5B)
 SECTION 10 Roadway Inspection and Testing of Asphalt Pavements
Page No.​ Subsection​ Change​
10-6
 10.1.7Added requirement for 10” or greater probe for checking truck temperatures.
10-6 10.1.7Added note prohibiting mix from being rejected based on a Dial thermometer reading.
10-6 Table 610-1 Updated Table 610-1 based on New Mix Types.
​10-10 Table 610-7​Updated Table 610-7 based on New Mix Types.​
10-13
 10.3.4
Updated language on minimum testing frequencies to match 2018 Specifications.
10-26
 10.4.3
Clarified that new Control Strips are only required after specific JMF changes.
10-28
 10.4.7
Changed citation to Specifications to instead cite the QMS Manual.
​10-41
 10.6.1​
​Changed citation to Specifications to instead cite the QMS Manual.
​10-44
 10.6.6​Changed citation to Specifications to instead cite the QMS Manual.​
​10-45
​10.6.7
​Updated QC-5 work problem with numbers from updated Random No. chart.
10-48​ ​10.6.8Updated Mix Types (SF9.5A is now S9.5B)​
​10-48 10.6.8​Updated Density Requirements Table number to Table 610-7.​
10-52​ 10.8​Updated Mix Types (SF9.5A is now S9.5B)​
10-53​ 10.8.1​Updated Density Requirements Table number to Table 610-7.​
​10-56 10.10​Updated text on IA Density Assessment Programs to reflect programs in place since 2014.​
​Various
Various​Changed references from “QA Supervisor” to “Pavement Specialist”.​
​Various
Various​Changed references from “QA personnel” to “Department personnel”.​
​Various​VariousChanged references from “QA Lab” to “M&T Lab”.​
 SECTION 11 Pavement Smoothness / Rideability
​Page No.Subsection​ Change​
11-2 11.1.3 Removed references to “2012” Specifications.
11-3 11.1.3Updated MRI Price Adjustment Table number to Table 610-8.
​11-4
​11.1.3
​Updated Pay Adjustment Schedule Table number to Table 610-9.
​SECTION 12 Records and Reports
​Page No. Subsection​ Change​
​12-1 12.1​Removed language citing old requirements prior to QAP.​
12-35​
​Form QC-2
Updated language ​on calibration frequency for weighing equipment to match Section 6.
​Various
Various​​Changed References from "QA Supervisor" to "Pavement Specialist."
​Various Various​ Changed references from "QA" to "M&T"​.
  
HELPFUL USER HINTS
 
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