ICPI: Resources On Interlocking Concrete Paving Interlocking Concrete Pavement Institute provides information on interlocking concrete paving for use in airports, do it yourself, streets, and walkways.
ICPI: Technical Information On Interlocking Concrete Pavers Interlocking Concrete Pavement Institute provides resources on Interlocking Concrete Pavers design, construction, and maintenance. These include technical bulletins, guide construction specifications, detail drawings, design manuals and software.