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Pages 76-82

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From page 76...
... 76 Aggregate: Crushed stone or gravel used in concrete and hot-mix asphalt mixes and for base and subbase, jointing, and bedding materials. Airside: Area of airport with aircraft operations, typically within secured areas.
From page 77...
... Glossary 77 Compressive strength: The measured maximum loading resistance expressed as force per unit area, such as pounds per square inch. Concrete pavement: For the purposes of this document, concrete pavement is pavement made with cement as the binder, plus water, aggregate, and air.
From page 78...
... 78 Guidance for Usage of Permeable Pavement at Airports Hot-mix asphalt pavement: For the purposes of this document, pavement made with asphalt as the binder. See also concrete pavement.
From page 79...
... Glossary 79 Perforated underdrain: A perforated piping system to carry water flow from the pavement system, typically the reservoir layer for a permeable pavement system. Its vertical location varies depending on design and conditions such as retention or detention, water quality issues, and frost depths.
From page 80...
... 80 Guidance for Usage of Permeable Pavement at Airports Structural number (SN) : A calculation used by AASHTO to assess the structural capacity of a pavement to handle loads based on ESALs and soil subgrade strength.
From page 81...
... Abbreviations and acronyms used without definitions in TRB publications: A4A Airlines for America AAAE American Association of Airport Executives AASHO American Association of State Highway Officials AASHTO American Association of State Highway and Transportation Officials ACI–NA Airports Council International–North America ACRP Airport Cooperative Research Program ADA Americans with Disabilities Act APTA American Public Transportation Association ASCE American Society of Civil Engineers ASME American Society of Mechanical Engineers ASTM American Society for Testing and Materials ATA American Trucking Associations CTAA Community Transportation Association of America CTBSSP Commercial Truck and Bus Safety Synthesis Program DHS Department of Homeland Security DOE Department of Energy EPA Environmental Protection Agency FAA Federal Aviation Administration FAST Fixing America's Surface Transportation Act (2015) FHWA Federal Highway Administration FMCSA Federal Motor Carrier Safety Administration FRA Federal Railroad Administration FTA Federal Transit Administration HMCRP Hazardous Materials Cooperative Research Program IEEE Institute of Electrical and Electronics Engineers ISTEA Intermodal Surface Transportation Efficiency Act of 1991 ITE Institute of Transportation Engineers MAP-21 Moving Ahead for Progress in the 21st Century Act (2012)
From page 82...
... TRA N SPO RTATIO N RESEA RCH BO A RD 500 Fifth Street, N W W ashington, D C 20001 A D D RESS SERV ICE REQ U ESTED N O N -PR O FIT O R G .

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