TRAFFIC lights will operate 24 hours a day during the building of a roundabout.
Drivers have been warned to expect some delays on Wakefield Road at Lepton.
Work is due to continue until September 7.
The roundabout will serve new homes on the site of the former Elliot brickworks.
Chimney Lane will also be closed from the August 31 to September 7 between Highfield Lane and Wakefield Road from 7am to 7pm.
A diversion will run via Gawthorpe Lane, Lucy Lane, Botany Lane and Pinfold Lane.
Access to the Livery Centre is to be maintained from Gawthorpe Lane.
A Kirklees Council spokeswoman said: "We apologise for any delays and ask motorists to be patient."