What is the difference between construction joints and expansion joints?

Question

Accepted Answer

Construction joints are used to separate different pours of concrete, while expansion joints allow for movement due to temperature changes.

Construction joints are used to separate different sections of concrete that are poured at different times.
Expansion joints are designed to allow for movement in the concrete due to temperature changes, preventing cracking.
Construction joints are typically planned and intentional, while expansion joints are necessary for the structural integrity of the concrete.
Examples of construction joints include joints between different slabs of a building's foundation, while expansion joints can be found in bridges, highways, and sidewalks.

Popular interview questions of CAD Engg