What is National precast concrete Association?

Founded in 1965, we are an international trade association representing and connecting manufacturers of plant produced precast concrete products and companies that provide the equipment, supplies and services to make these products.

What is PCI MNL?

Commercial. Manual for Quality Control for Plants and Production of Structural Precast Concrete Products (MNL-116) This group includes structural and nonstructural precast or precast, prestressed concrete elements for buildings and other structures.

What is the difference between concrete and precast concrete?

Precast concrete has many of the same characteristics as ready-mix concrete, but it can be laid much thinner and more evenly because it’s created in a highly controlled environment. Precast concrete can also be made to withstand more weight and pressure because of the specialized curing process.

How do I become NPCA certified?

To become an NPCA-certified plant, a precast concrete production facility must exceed a level of excellence set by NPCA and industry standards. During inspections by an independent, nationally accredited engineering firm, plants are graded on various critical aspects of plant operation.

What is plant certification?

Plants are evaluated on their quality system, documentation, production procedures, management, engineering, personnel, equipment, and final product. PCI Plant Certification ensures a project specifier and owner of approved uniform production methods and an acceptable in-house quality assurance program.

What is precast foundation?

Introduction. Precast concrete is a form of concrete that is prepared, cast and cured off-site, usually in a controlled factory environment, using reusable moulds. Precast concrete elements can be joined to other elements to form a complete structure.

What are the types of precast concrete?

• RCC slabs.
• Prestressed hollow core slabs.
• Prestressed solid slabs.
• Double tee slabs.
• Waffle slabs.

What’s the difference between precast concrete and in situ?

As opposed to precast, site cast, sometimes known as in-situ concrete, is poured, molded and cured on site. Like precast concrete, on site concrete is formed in a mold and then lifted in place. Conversely, the savings from precast concrete are scaled, meaning that for a small structure, in-situ concrete may be cheaper.

How do you certify a plant?

To become certified, individuals must pass an exam with a minimum of 70\% accuracy in each section and they must maintain their certification through continuing education credits. Nurseries with 50 percent of their employees certified through CCN Pro qualify to become a Certified Garden Center.

What degree does a botanist need?

Botany-related positions generally require a bachelor’s degree. Most botanists have degrees in botany, plant science, plant biology, or general biology. Students in these programs study mathematics, chemistry, physics, and biology.

What is a certified horticulturist?

The American Society for Horticultural Science Certified Horticulturist (ASHS-CH) professional certification program is the national credential validating the knowledge and skills of working horticultural practitioners in the industry of horticulture.

What is poured concrete foundation?

Constructing a poured concrete foundation involves placing forms on top of spread footings. Then steel rebar is placed between the forms. The last step is to pour concrete into the forms. Poured concrete walls are 8-10 inches thick and available with surface patterns, like brick, which provides a finished appearance.