What control joint means
A control joint is a groove tooled or sawn into a slab so that when concrete shrinks and cracks, it cracks along the joint instead of randomly.
Also called contraction joint, saw cut.
Where it matters on a concrete job
Random cracks in a new driveway are the top concrete complaint. Plan joint spacing before the pour, cut on time, and tell the customer that cracking in the joints is the plan working.
What it costs
For control joint, the closest koira.ai price is the concrete driveway cost guide, near $5,200 for a typical job and $2,700 to $6,900 for most. The guide shows its sources and what moves the price. The driveway cost calculator prices a job line by line.
Work it out
- Free calculator: Driveway cost calculator
- Cost guide: Concrete driveway cost
- Tools, templates and guides: Free concrete resources