The Connecticut Department of Transportation has announced surveying will be performed on Route 15  (Merritt Parkway) northbound in New Canaan and Norwalk on Saturday, Oct. 7.

Motorists can expect lane closures between Exit 36 (Route 106, Old Stamford Road) and Exit 40A (Route 719, Main Ave.) in Westport and Norwalk.

Traffic control personnel and signing patterns will be guide motorists through the work zone. The regular work schedule is from 6 a.m. to 2 p.m.