Sign In
  
Body
  
  
  
 
  
 
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.
 

RECENT SIGNIFICANT REVISIONS  
 
 SECTION 1 Quality Management (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​
2-10Table 1012-1
Updated 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 
Aspahlt 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.​
​3-3
3.4
Updated Table based on New Mix Types.​
​3-5
3.5 Updated Table based on New Mix Types.
SECTION 4
​Asphalt Mix Design and Job Mix Formulas
​Page No.
Subsection​ Change
4-4
4.4.2
Removed outdated references to changes in PG grade.
​4-5
4.4.4
Cited Table 610-3 for Dust/Binder Ratio requirements.​
​4-5
4.4.6
Removed Mix Types SF9.5A, S12.5C & S12.5D.​
​4-6
4.5
Included 20 day approval time for OGFC & UWBC mixes.​
​4-6
4.5Updated 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 610-3Updated Table based on New Mix Types.​
​4-9
Table 610-4 & Table 610-5
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
Various​ Changed references from “QA Supervisor” to “Pavement Specialist”.
SECTION 6
Asphalt Plant Operations
​Page No.
Subsection​Change​
6-1
6.1.2
Updated 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
6.9
Removed 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
7.2
Changed reference from QA Labs to Regional Laboratories
7-7
Table
Reformatted Table for easier reading.
7-17
7.4.2
Changed Allowable Mix Adjustments to match RBR% requirements in 2018 Specifications.
7-17
7.4.2
Changed Allowable Mix Adjustments for Anti-strip changes.
7-19
Table 609-1
Added Control Limits for PADC, Type P-57 mixes.
7-50
7.16.1.D
Updated TSR requirements for changes in Anti-strip additives that are on NCDOT QPL.
7-60
Table 609-2
Added Retest Limits for PADC, Type P-57 mixes.
7-62
Table 609-3
Added Limits of Precision for PADC, Type P-57 mixes.
Various
VariousChanged references from “QA Lab” to “M&T Lab”.
​Various
Various​Changed references from “QA Supervisor” to “Pavement Specialist”.​
​Various
Various​Changed references from “QA personnel” to “Department personnel”.​
​Various
Various​Removed references to “Superpave”.
 SECTION 8Reclying 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​
8.3Added 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 9Roadway 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 10Roadway Inspection and Testing of Asphalt Pavement
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​
​10.6.8
Updated Mix Types (SF9.5A is now S9.5B)​
​10-48
10.6.8Updated 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
10.10Updated 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
​Various
Changed references from “QA Lab” to “M&T Lab”.​
 SECTION 11 Pavement Smoothness / Rideability
​Page No.
Subsection​Change​
11-211.1.3
Removed references to “2012” Specifications.
11-3
11.1.3
Updated 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 for weighing equipment to match Section 6
​Various
Various​​Changed Refernces from "QA Supervisor" to "Pavement Specialist."
​Various
Various​ Changed references from "QA" to "M&T"​
  

HELPFUL USER HINTS
 
  • Links are located throughout the manual in red font. When you hover over the letters in red, the words in the link will display as underlined. Click on this example of a link to the Materials and Tests Unit webpage. Links will open in another tab, so the user can have the guide and the selected link open at the same time for their use. 
  • A dropdown menu located on the left hand side of the guide allows for quick access to sections and sub-sections.
  • After selecting a sub-section from the dropdown menu, the Table of Contents for that sub-section will display. Use the links in the Table of Contents to access specific sub-sections.
  • Top of Page links are located after each sub-section to quickly get you back to the Table of Contents or Top of Page.
  • Use the search function within the guide located on the top left hand side of the page above the dropdown menu, to quickly search for specific words or topics.
  • If you have any questions or comments on how we can improve the QMS Asphalt Manual please contact us through the Contact Form in the top right corner of this page. A representative from the Materials and Tests Unit will contact you accordingly.
    

OverviewPending