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HDPE - Construction Quality Assurance Documentation

Chapter 13


 

13. DOCUMENTATION

An effective CQA plan depends largely on recognition of all construction activities that should be monitored, and on assigning responsibilities for the monitoring of each activity. This is most effectively accomplished and verified by the documentation of quality assurance activities. The CQA Consultant will ensure that all quality assurance requirements have been addressed and satisfied.

The CQA Consultant will provide the Project Manager with written comments, data sheets, and logs to verify that all monitoring activities have been carried out. The CQA Site Superintendent will maintain, at the job site, a complete file of plans and specifications, the CQA plan, checklists, standard test procedures, daily logs, and other pertinent documents.


13.1 Daily Recordkeeping

Standard reporting procedures will include preparation of daily reports which, at a minimum, will consist of: (a) field notes, including memoranda of meetings and/or discussions with the Earthwork Contractor and Installer; (b) observation logs, and testing data sheets; and (c) construction problem and solution data sheets. This information will be regularly submitted to, and reviewed by, the Project Manager.

13.1.1 Observation Logs and Testing Data Sheets

Observation logs and testing data sheets will be prepared daily. At a minimum, these logs and data sheets will include the following information:

  • an identifying log/sheet number for cross-referencing and document control;

  • date, client name, project name, location, and other identification;

  • data on weather conditions;

  • a Site Plan showing all active work areas and test locations;

  • descriptions and locations of ongoing construction;

  • equipment and personnel in each work area, including those of all geomembrane related subcontractors;

  • descriptions and specific locations of areas, or units, of work being tested and/or observed and documented;

  • locations where tests were done and samples were taken;

  • a summary of test results;

  • calibrations of test equipment, and actions taken as a result of any nonconformance;

  • off-site materials received, including quality verification documentation;

  • decisions made regarding acceptance of units of work, and/or corrective actions to be taken in instances of nonconformance; and

  • signatures of the CQA Site Supervisor and the CQA Monitors.

These logs must show all non-complying test results (trial seams, field destructive tests, air pressure tests, etc.).

A comprehensive set of CQA Logs would be as follows:

  • Manufacturer/Installer Compliance Agreement
  • Daily personnel attendance list
  • Material inventory
  • Conformance testing
  • Subgrade acceptance
  • Material deployment
  • Trial seaming
  • Production seaming
  • Repairs
  • Nondestructive testing
  • Destructive testing
  • Laboratory test results
  • Problems and solutions
  • Soil cover placement
  • Daily report

These documents must provide full traceability of men, seaming machines, machine settings, materials, weather, and test results, in the event of in-service operational problems.

The CQA Manager will incorporate all of these logs in the CQA Final Report.

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