To be eligible for a certificate a plant must be inspected for conformance by a registered professional engineer using a detailed checklist.
Precast concrete plant inspection checklist.
Each plant is required to maintain a plant specific quality control manual that outlines all of the procedures and processes for manufacturing quality precast concrete products.
Part 1 inspection of prestressed precast concrete products concrete pipe section 1 t introduction the purpose of this publication is to outline general guidelines for the consultant inspectors to execute the requirements of the inspection agreement.
Inspection maintenance utility structures manholes precast precast concrete sizing.
It can be used for departmental inspection of a producer that is attempting to obtain initial approval for an annual departmental inspection or for a special departmental inspection.
The manual is required to be reviewed and updated periodically so start with a small section or make an entire checklist and divide it among the different work groups.
These guidelines are generally written in the imperative mood.
This checklist is a system for evaluating the facilities of plants.
To ensure that ready mix plants are well maintained and up to date the national ready mixed concrete association nrmca has a plant certification program.
Scope of inspection plant testing of materials for acceptance prior to initial placement and daily check testing for maintenance mix design and routine concrete testing.
Manual for fabrication of precast prestressed concrete products.
For inspection of pipe at the plant the audit will include as a minimum the following items.
All items are referenced to the.
Accreditation of our precast concrete plant certification signifies that the procedures used by npca meet the institute s requirements for openness balance consensus and due process and were developed in an environment that is equitable accessible and responsive to the requirements of various stakeholders.
Precast solutions magazine archive 2009 2010 precast magazines tagged with.
To implement these standards fairly all plants enrolled in the program are required to meet the same stringent requirements and inspection guidelines.
Round manholes are the most widely used maintenance utility structures to provide access to buried pipelines for inspection and cleanout.
Inspection of moulds moulds for tightness flatness squareness dimensions condition etc and new set up changes prior to pouring.
For more than 30 years npca has been committed to ensuring precast concrete products meet the highest quality standards through its plant certification program.
It is also intended to assist the examining engineer or his her assistant to perform the plant inspection quickly and accurately.
