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Publication Number: FHWA-RD-02-095
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Appendix D

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Example QC Plan for Rigid Pavement (16)

1. The following outlines (enter contractor's name) plan for insuring QC in accordance with contractual requirements for the production, shipment, placement, and curing of Item xxx, Rigid Pavement, which will be used on Project xxxx.

2. Personnel.

2.1 Qualified sampling, testing and inspection personnel who are certified through agency accepted programs will be used.

2.2 Technicians (enter name and certification number of technician(s)).

2.3 The QC Liaison with the agency (enter name, certification number and telephone number).

2.4 The QC Supervisor (enter name, qualification and telephone number).

3. Recognized statistical concepts for material data analysis as allowed by agency specifications will be used. These are (list references or detail the concepts to be followed).

4. Documentation of QC activities will be available at (enter the location at which the documentation will be maintained).

5. A copy of typical report forms used documenting QC work are attached. [The agency should attach appropriate forms.] These forms will include:

5.1 Identification-Name of material, equipment, or process being evaluated.

5.2 Location of sampling, inspection or testing.

5.3 Type of test or inspection.

5.4 Name of inspector, sampler, tester and reviewer.

5.5 Results-Observation of inspection or test value result.

5.6 Analysis of acceptability.

5.7 Action taken and results.

5.8 Signature of QC supervisor.

6. Typical control charts used for documenting QC work are attached. [The agency should attach appropriate forms.] These charts will include the following, data:

6.1 Identification-Name of material, equipment, or process being, evaluated.

6.2 Results-Date, and report number of data used on chart.

6.3 Upper and lower control limits.

6.4 Analysis of acceptability.

6.5 Action taken and results.

6.6 Signature of responsible QC lead employee.

7. Other documentation used for QC analysis will include the following:

7.1 Batch tickets.

7.2 Other records not addressed above.

8. If QC test data indicates that noncomplying material has been inadvertently been incorporated into the work, the agency will be notified immediately and a plan will be submitted for review and concurrence, identifying the defective material and determine its disposition.

9. Mix Design(s), (enter class and identification of mix designs to be used on items in the contract). Supporting, test data attached. Example Tables for Frequency of Sampling and Testing for QC of Rigid Pavement Components

Fine and Coarse Aggregates

Item

Test

Frequency

Gradation

AASHTO T 27

As required for control

Example Tables for Frequency of QC Inspection, Sampling, and Testing for Production of PCC Pavement

Plant and Trucks

Item Identification

Item to Check

Frequency

Mixer Blades

Wear and alignment

Daily

Scales

Static check

Weekly

Belts & rollers

Wear and alignment

Weekly

Calibration Gauges

Verify calibration

Monthly

 

Concrete Production-Stockpile Maintenance

Item Identification

Test

Frequency

Moisture

Determine moisture content

As needed to control production

Contamination

Visual

Daily

Segregation

Visual

Daily


Example Tables for Frequency of QC Inspection, Sampling, and Testing for Production of PCC Pavement

Concrete Production-Concrete

Item

Test

Frequency

Yield

AASHTO T 121

As required to control production

Sump

AASHTO T 119

As required to control production

Air

AASHTO T 152 or T 196

As required to control production

Strength

AASHTO T 22 or T 276

As required to control production

Temperature

ASTM C 1077

As required to control production

Mixing time

Visual

Weekly/daily per batch size

Example List of Requirements for QC of Transport and Placement of

PCC Paving Mix

10. Tests on concrete.

10.1 Slump-As required to control the product.

10.2 Air content-As required to control the product.

10.3 Compressive strength-as required to control the product.

10.4 Placement and consolidation.

10.4.1 Formwork-Tightness, bracing, etc., visual.

10.4.2 Vibration-Visual per specification.

10.4.3 Rate of pour-Visual per specification.

10.4.4 Replacement equipment-Condition visual.

10.4:5 Finishing, equipment-Condition visual.

10.4.6 Staffing-number for production, ability visual.

10.4.7 Texturing-Visual per specification.

10.4.8 Thickness-Measure.

10.4.9 Rebar cover-Measure.

10.4.10 Smoothness-Measure.

10.4.11 Concrete surface conditions and geometry-Visual inspection.

10.4.12 Curing-Visual inspection.

10.4.13 Weather Protection-Visual inspection.

 

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The Federal Highway Administration (FHWA) is a part of the U.S. Department of Transportation and is headquartered in Washington, D.C., with field offices across the United States. is a major agency of the U.S. Department of Transportation (DOT).
The Federal Highway Administration (FHWA) is a part of the U.S. Department of Transportation and is headquartered in Washington, D.C., with field offices across the United States. is a major agency of the U.S. Department of Transportation (DOT). Provide leadership and technology for the delivery of long life pavements that meet our customers needs and are safe, cost effective, and can be effectively maintained. Federal Highway Administration's (FHWA) R&T Web site portal, which provides access to or information about the Agency’s R&T program, projects, partnerships, publications, and results.
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United States Department of Transportation - Federal Highway Administration