For more than 30 years npca has been committed to ensuring precast concrete products meet the highest quality standards through its plant certification program.
Precast concrete plant inspection checklist.
Inspection of moulds moulds for tightness flatness squareness dimensions condition etc and new set up changes prior to pouring.
Round manholes are the most widely used maintenance utility structures to provide access to buried pipelines for inspection and cleanout.
Manual for fabrication of precast prestressed concrete products.
These guidelines are generally written in the imperative mood.
To be eligible for a certificate a plant must be inspected for conformance by a registered professional engineer using a detailed checklist.
Ready mixed concrete and provides guidance to the ready mixed concrete producers in qualifying their plants for certification by a registered professional engineer or by an assistant under his supervision.
Npca plant certification is accredited by ansi national accreditation board.
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.
All items are referenced to the.
Inspection maintenance utility structures manholes precast precast concrete sizing.
Verification that the materials used in the precast item are indot approved materials and that the steel meets the buy america requirements of section 106 01 c are made at the inspection of the plant.
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.
To implement these standards fairly all plants enrolled in the program are required to meet the same stringent requirements and inspection guidelines.
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.
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.
Precast solutions magazine archive 2009 2010 precast magazines tagged with.
For inspection of pipe at the plant the audit will include as a minimum the following items.
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.
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.
