To help site visitors, industrial distributors, and contractors understand or clarify many terms used in the concrete and paving industry, dee Concrete Accessories has included this one-of-a-kind glossary. The glossary is organized as an alpha listing to assist you to quickly find the term you are looking for.
Click a letter below to take you to the corresponding page in the glossary:
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | PQ | R | S | T | U | V | W | XYZ
Ottawa sand
Sand used as a standard in testing hydraulic cements by means of mortar test specimens. This type of sand is produced by processing silica rock particles obtained by hydraulic mining of the orthoquartzite situated in open-pit deposits near Ottawa, Illinois; naturally rounded grains of nearly pure quartz. See hydraulic cement.
Outside radius
The formed outside radius of a bend.
Overvibration
Excessive use of vibrators during placement of freshly mixed concrete, causing segregation and excessive bleeding. See bleeding and segregation.
