This quality control manual for contractors article provides you information about the quality control system of construction contractors. The specification of the quality control system of engineering companies is not included in this article.
This manual covers all projects of construction contractors and the contractor's need to define a specific quality control plan for each construction project. In other words, the contractors QC manual is company oriented and the quality control plan is project oriented.
The well-defined quality control manual must cover the following items:
Authority and Responsibility:
Persons performing the quality control functions must have well-defined responsibility and authority.
The establishment of organization chart is necessary and the relationship between different departments such as management, purchasing, construction, quality control etc. must be determined. This chart will identify each group's function and its related responsibility to the quality control.
The quality control system of construction contractors must establish some procedures to ensure that the latest drawings are used for construction and examination processes.
The quality control system of construction contractors must establish a process to ensure incoming material, receiving in construction site, control and identification and storage properly are done and are based on the codes and standards requirement.
Examination and Inspection Program:
The plant owner or end-user normally provides an inspection and test plan and identifies in which construction stages an inspector will attend for witnessing a specific test or inspection.
The construction contractor quality control department must provide a project quality control plan based on the received inspection and test plan and coordinate with plant owner inspector in due time for witnessing the tests and inspections.
A process must be defined to a develop project quality control plan before the start of construction work.
Correction of Non-Conformities:
The construction contractor quality control system must identify a process for corrective action for all non-conformities found by the plant owner or end-user inspector or the contractor's own quality control personnel.
Quality Control Manual for Contractors - Construction:
The construction contractor quality control system must provide a process that ensures all construction activities such as fit-up, welding, assembly, erection, etc. are done based on the codes and standards requirement.
Codes and standards Required Examination and Tests:
It is necessary that the construction contractor prepare and submit a Construction Quality Control Plan for each project and identify all required inspections and tests which are necessary to be done by codes and standards.
The construction contractor quality control system needs to generate some procedures for proper execution of all required examinations and tests such as non-destructive testing, hydrostatic testing, performance test and run-out test.
Calibration of Measuring Tools:
The construction contractor's quality control system needs to provide a system to properly calibrate measuring, inspection, testing and examination equipment.
The construction contractor's quality control system requires defining a system to maintenance and retaining the quality control records.
Quality Control Manual for Contractors - Sample Forms
The sample Quality Control Forms used in the quality control system and detail procedures for use of them need to be included in the quality control system.
The quality control manual dose not have to be provided to the clients, as it might be a confidential document, but the quality control plan requires it being available to plant owner or end user to show them all of the routine tests and examinations in the production process.
To realize the task of the quality control system in construction projects, review the Contractor Quality Control Plan articles.
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