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AASHTO
is a nonprofit, nonpartisan association representing highway
and transportation departments in the 50 states, the District
of Columbia, and Puerto Rico. It represents all five transportation
modes: air, highways, public transportation, rail ,and water.
Its primary goal is to foster the development, operation, and
maintenance of an integrated national transportation system. |

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ACPA The
American Concrete Pipe Association (ACPA) is a nonprofit organization,
composed primarily of manufacturers of concrete pipe and related
conveyance products located throughout the United States, Canada
and in over 40 foreign countries. ACPA membership also includes
manufacturers of equipment and/or providers of products and
services related to the concrete pipe industry. Established
in 1907, ACPA provides members with research, technical and
marketing support to promote and advance the use of concrete
pipe for drainage and pollution control applications. |

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NPCA Founded
in 1965, NPCA connects leaders in the manufactured concrete
industry through educational, leadership and networking opportunities.
The association currently represents more than 900 companies
that are committed to expanding the use of quality precast
concrete. |
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ASTM International, originally known as the
American Society for Testing and Materials (ASTM), is one of
the largest voluntary standards development organizations in
the world a trusted source for technical standards for materials,
products, systems, and services. |
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FHWA The
Federal Highway Administration (FHWA), in conjunction with
the Association of State Highway and Transportation Officials
(AASHTO) has developed this National Highway Specification
website (NHS), to serve the highway construction community
and meet the important objectives outlined by the AASHTO
Subcommittee on Construction in its Resolution 99-0. |
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IKOCPA The
IKO-CPA was organized in 1952 to promote the mutual interests
and general welfare of the concrete pipe industry within Indiana,
Kentucky and Ohio. |

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CPAM Founded
in the early 1950's the Concrete Pipe Association of Michigan
(CPAM) is a not-for-profit trade association composed of concrete
pipe producers and their suppliers. CPAM works with State,
County, and municipal government officials, consulting engineers,
and construction contractors on the competitive benefits and
many advantages of using rigid concrete pipe. |

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MKCPA The
purpose of the Missouri/Kansas Concrete Pipe Association is
to increase the educational and technical awareness of concrete
products in the engineering community. The concrete industry
is continually researching and improving their product. Because
concrete has been around for many years it is sometimes perceived
as outmoded. Nothing could be further from the truth. It is
our objective to inform the engineering community of our research
and the improvements in our product. |
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ICPA Formed
in 1951, the Illinois Concrete Pipe Association is a non-profit
trade association composed of concrete pipe producers (and
affiliated companies) serving the Illinois sewer and culvert
market. For nearly 50 years, the association has served as
the single voice for the concrete pipe industry in Illinois.
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JJHooks
is the fastest and easiest highway barrier system on the market. J-J Hooks is the first system available in America with no pins, bolts or loose hardware. The patented J-J Hooks connection provides these advantages over traditional barrier systems. NCHRP 350 TL3 Approved Product.
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