ASTM, promotes public health and safety, and the overall quality of life. They contribute to the reliability of materials, products, systems and services and facilitate national, regional, and international commerce.

The Hot Mix Asphalt industry strives for excellence. We see this daily in the roads, interstates, parking lots, and runways on which we travel. The National Asphalt Pavement Association (NAPA) awards program is based on a known set of standards that have been shown to give good results. NAPA recognizes and calls public attention to the excellence in these projects.

Founded in 1930, the National Ready Mixed Concrete Association is the leading industry advocate. Our mission is to provide exceptional value for our members by responsibly representing and serving the entire ready mixed concrete through leadership, promotion, education, and partnering to ensure ready mixed concrete is the building material of choice.

Celebrating its 100th Anniversary in 2002, the award-winning American Road & Transportation Builders Association (ARTBA) is the U.S. transportation construction industry's representative in Washington, D.C. ARTBA advocates strong federal investment in the nation's transportation infrastructure to meet public demand for safe and efficient travel and shipment of goods.

NECEPT's primary mission is to facilitate implementation and validation of the results of the Strategic Highway Research Program (SHRP) by promoting partnering between governmental agencies, industry (including materials, suppliers, contractors and consultants) and universities throughout the Northeast.

The Asphalt Institute is a U.S.-based association of international petroleum asphalt/bitumen producers, manufacturers, and affiliated business.

NPCA is an international trade association representing the manufacturers of plant produced concrete products and the suppliers to the industry. NPCA began in 1965 with 75 members, and today represents more than 850 companies from around the world.

The American Concrete Institute, reaffirming its core purpose of providing knowledge and information for the best use of concrete, has developed a Strategic Plan consistent with a responsible, proactive role in the industry it serves. The defining core values of the Institute, which ACI believes are essential to its continued success.

AASHTO is a nonprofit, nonpartisan association representing highway and transportation departments in the 50 states, the District of Columbia and Puerto Rico.

Created in 1993, the American Portland Cement Alliance undertakes an expanded agenda of industry representation in Washington, D.C. For U.S. companies, PCA membership includes membership in the Alliance, which is funded as part of PCA's dues structure.

The Wyoming Contractors Association is a voluntary trade association for general contractors and supply and service firms that have established a reputation for skill, integrity and responsibility. The WCA has served the construction industry in Wyoming since 1932.

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