Planning glossary
Span
The unsupported distance between defined supports for a structural element.
Example
A 16-foot room dimension may not be the joist span if a beam or bearing wall provides an intermediate support.
Related concepts
Joist
A repeated horizontal framing member supporting a floor, ceiling, or roof under a defined structural design.
Read definitionLoad path
The continuous transfer of forces through members and connections to the supporting ground.
Read definitionHeader
A structural element spanning an opening and transferring load to supports at its sides.
Read definitionUse the term in context
Definition boundaryThis planning definition is not a substitute for the definition in an adopted code, standard, contract, manufacturer instruction, or professional document. Confirm the controlling meaning for the project.