• ♦Manual Notice 2005-1
• ►1. Introduction
  • ►1. Overview
    • ♦Introduction
    • ♦Definitions
    • ♦Remarks
• ►2. Acceptance Program
  • ♦1. Overview
  • ♦2. Sampling and Testing Frequency and Location
  • ♦3. Quality Control Sampling and Testing
  • ♦4. Dispute Resolution System
• ►3. Independent Assurance Program
  • ♦1. Overview
  • ♦2. Sampling and Testing Frequency
  • ♦3. Testing Equipment
  • ♦4. Testing Personnel
  • ♦5. Comparing Test Results
  • ♦6. Annual Report of IA Program Results
• ►4. Materials Certification
  • ♦1. Overview
• ►5. Conflict of Interest
  • ♦1. Overview
• ►6. Sampling and Testing Personnel Qualification Program
  • ♦1. Purpose
  • ♦2. Personnel Qualification
  • ♦3. Who Must be Qualified?
  • ♦4. Who Can Qualify Sampling and Testing Personnel?
  • ♦5. Qualification Procedure
  • ♦6. Documentation
  • ♦7. Disqualification
• ▼7. Laboratory Qualification Program
  • ♦1. Purpose
  • ♦2. Laboratories to be Qualified
  • ♦3. Laboratory Qualification Responsibility
  • ♦4. Qualification Process
  • ♦5. Calibration Standards and Frequencies for Laboratory Equipment
  • ♦6. Frequency for Laboratory Qualification
  • ♦7. Non-compliance
  • ♦8. Documentation
  • ♦9. Dispute Resolution
• ►8. Acceptable Tolerance Limits for Independent Assurance
  • ♦1. Acceptable Tolerance Limits
• ►9. Frequency for System Approach Independent Assurance Testing
  • ♦1. Overview
  • ♦2. Required Frequencies and Activities

Section 8: Documentation

All districts are responsible for verifying that laboratories are qualified to perform TxDOT testing. Documentation will be required to be kept by the qualified laboratory and district laboratory. Calibration records will be maintained for three (3) years, unless another agency requires a longer period.