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Pages 14-16

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From page 14...
... 14 The NCHRP Project 20-107 team identified 14 common work types associated with highway construction: • Excavation/embankment, • Pipe/drainage, • Utilities (in contract relocations) , • Roadway base, • Pavement base, • Pavement surface, • Structural foundation, • Substructure, • Superstructure, • Intelligent transportation system (ITS)
From page 15...
... Constant Direct Field Involvement Requiredß à No Direct Field Involvement Required Road – New Construction/Expansion Road – Rehabilitation/ Resurfacing Bridge – New/Replacement Bridge – Rehabilitation Other Projects Superstructure Pavement surface Structural foundation Structural foundation Structural foundation Substructure Temporary traffic control Superstructure Superstructure Intelligent transportation system Pavement surface Strips/signs/signals Substructure Utilities (in contract relocations) Temporary traffic control Structural foundation Superstructure Temporary traffic control Substructure Pavement surface Temporary traffic control Pavement base Pavement surface Strips/signs/signals Strips/signs/signals Pavement base Roadway base Excavation/embankment Pavement surface Roadside Pipe/drainage Excavation/embankment Pipe/drainage Excavation/embankment Excavation/embankment Roadway base Utilities (in contract relocations)
From page 16...
... Constant Direct Field Involvement Required No Direct Field Involvement Required Road - New Construction/Expansion Road Rehabilitation/Resurfacing Bridge New/Replacement Bridge - Rehabilitation Other Projects Pavement surface Pavement surface Superstructure Excavation/embankment Intelligent transportation system Superstructure Pavement base Structural foundation Structural foundation Temporary traffic control Excavation/embankment Temporary traffic control Substructure Substructure Structural foundation Pipe/drainage Roadway base Pavement surface Superstructure Pipe/drainage Roadway base Excavation/embankment Excavation/embankment Pavement surface Excavation/embankment Pavement base Strips/signs/signals Temporary traffic control Pavement base Roadway base Substructure Pipe/drainage Roadway base Roadway base Pavement surface Temporary traffic control Superstructure Pavement base Temporary traffic control Utilities (in contract relocations) Structural foundation Roadside Pipe/drainage Roadside Strips/signs/signals Strips/signs/signals Utilities (in contract relocations)

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