Providing program management for the Oregon Department of Transportation's
OTIA III State Bridge Delivery Program
 

PROGRAM - GLOSSARY

Abbreviations, Terms and Status Types

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

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Seeding & Mulching 
Process of placing grass seed and ground cover, usually loose hay, to prevent erosion of the soil.

Side Drain 
Drainage pipe placed under residential or commercial driveways - commonly called a culvert or driveway pipe.

Sod 
Grass placed alongside the roadway and drainage structures during phases of construction to prevent erosion of the soil. It is often done in conjunction with seeding & mulching.

Structural Course 
Base layer(s) of asphalt used on a roadway. Often paving projects use more than one layer of structural course.

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