span

To cover or extend over an area or time period.

“The parking lot spans 3 acres”

“The novel spans three centuries”

Two items of the same kind.

A structure that allows people or vehicles to cross an obstacle such as a river or canal or railway etc.

The act of sitting or standing astride.

A unit of length based on the width of the expanded human hand (usually taken as 9 inches).

The complete duration of something.

“the job was finished in the span of an hour”

The distance or interval between two points.