Asphalt QMS Manual Page Content

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NC Department of Transportation

Asphalt QMS Manual

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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	Various	Changed 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 1012-1	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	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4-4	4.4.2	Removed outdated references to changes in PG grade.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	4.5	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	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	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”.
Various	Various	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	10.1.7	Added requirement for 10” or greater probe for checking truck temperatures.
10-6	10.1.7	Added 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	10.6.8	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	Various	Changed 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	11.1.3	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 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".

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