American Association of State Highway and Transportation Officials. An organization which sets transportation policies and authors many construction codes.

Asphalt Emulsion Manufacturers Association, an international organization representing the asphalt emulsion industry.

Represents contractors, subcontractors, and associates, and serves its members by promoting the interests of the heavy-highway industry. Education, construction news, events, legislative resources and contacts.

Dedicated to the promotion of the superiority of concrete pavements for use in interstate highways, state and county highways, municipal streets, local roads, and airports.

Promote concrete pavement for highways, municipal streets, intersections, county roads and airports, in the south eastern United States.

An international educational and professional association of public agencies, private sector companies, and individuals dedicated to providing high quality public works goods and services.

Full-service association for contractors, transportation officials, and equipment manufacturers. Features government affairs, conferences, newsletter, and educational materials.

Pavement research programs recognized for advancing the design, evaluation, construction, and management of airfield and highway systems.

Trade association composed of hot mix asphalt producers and affiliated companies serving the California market.

Non-profit trade association representing the producers of hot mix asphalt along with other industry-related firms. Features members listing, news, and resource centre.

Trade association for asphalt pavement producer contractors. Features news, technical data, scholarships, and related links.

Worldwide association for those involved in the asphalt and recycling industry.

The association is dedicated to the advancement of asphalt paving technology.

Established to serve and promote the best interests of all stakeholders in the Canadian asphalt shingle industry; namely manufacturers, consumers, suppliers, distributors and employees.

The Civil Engineering Research Foundation provide leadership, direction, and an organizational structure to foster research for the civil engineering profession at large.

European industry association which represents the manufacturers of bituminous mixtures and companies engaged in asphalt road construction and maintenance and explains the use of bitumen emulsion in Europe.

Federal Highway Administration who provide expertise, resources, and information to continually improve the quality of the nation's highway system and its intermodal connections.

Offers news, bulletin board, membership information and technical advice for hot mix asphalt producers in Illinois.

Serving the interests of members in the heavy road, highway and bridge construction industry. Features news, information, education programs, member benefits, links and contacts.

A not-for-profit, non-political service organisation. Its purpose and continuing objective is to encourage better road and transportation systems worldwide .

In addition to promoting technical advances, ISAP is looking at the future directions of the asphalt paving industry in terms of key issues such as environmental protection, socio-economic impacts, political concerns.

Trade organisation for issues related to business and market development, technical standards, and product performance. Includes calendar of events, news, awards and contracts.

National organization for applied research and development. Features news and events, a presentation and a range of research documentation.

An international transportation information and repository source. Maintained in the USA .

Represents members interests regarding items involving transportation, the environment, and legislation. Includes members listing, calendar of events, and links to related organizations.

Promotes the use of asphalt as a road construction material to architects, engineers, landowners and other government entities. Includes asphalt facts, news and events, and technical data.

Represents the producers of hot mix asphalt industry.

Monitor and provide opinions for national legislation affecting county transportation and public works departments.

National associations working together for the continuous quality improvement in the planning, design, construction, and maintenance of highways. Includes links to members and state project awards.

Organization of producers of aggregates in the United States.Membership details, careers, publications, and events.

The Ontario Hot Mix Producers Association, formed in 1974, provides a voice for hot mix asphalt producers on all subjects affecting our industry or our members' businesses.

Technical association developing the knowledge of properties of materials and performance of structures. Features members list, publications and meetings.

Representative body for contracting companies whose core business involves building and maintaining roading and land transport infrastructure. Features services, news and publications.

Dedicated to encouraging greater usage of high quality, cost effective asphalt pavements containing recycled tire rubber.

Sabita is funded by its members to add value to their operations. Value addition is achieved through market developments and advancing the efficient use and application of bituminous- and asphalt products.

International organization with information on Superpave, environmental, technical questions, publications, seminars, international meetings, and transportation industry links

The society provides a wide range of opportunities for learning about geotechnical engineering and related geosciences.

Canadian forum dedicated to asphalt and asphalt mixes, products, manufacturing processes and technology.

Composed of physicists, chemists, biologists, engineers, and mathematicians interested in the advancing and applications of rheology, which is defined as the science of deformation and flow of matter.

Nonprofit institution, its mission is to promote innovation and progress in transportation by stimulating and conducting research, facilitating the dissemination of information, and encouraging the implementation of research results.

Represents hot mix asphalt producers in Washington State. Features pavement guides, conferences and scholarships.

Provides an international forum for analysis and discussion of the full spectrum of transport issues, related to roads and road transport. Features projects, publications, members, and events.