Concrete construction, road/street construction: Advance concrete readymix truck places concrete through its front chute into forms for street curb. Worker uses shovel to move concrete to fill the forms. Forms are steel channels, especially manufactured to be footing/curb forms. They are supported in position and against outward pressure of concrete by round steel rods that are driven into the base material by a sledge hammer. Huron Parkway at Huron High School, just North of Geddes, Ann Arbor, Michigan 2005.

Concrete construction, road/street construction: Advance concrete readymix truck places concrete through its front chute into forms for street curb. Worker uses shovel to move concrete to fill the forms. Forms are steel channels, especially manufactured to be footing/curb forms. They are supported in position and against outward pressure of concrete by round steel rods that are driven into the base material by a sledge hammer. Huron Parkway at Huron High School, just North of Geddes, Ann Arbor, Michigan 2005.