Construction workers are ahead of schedule and have finished the underground boring from the Niu Valley Shopping Center on the force main sewer project.

Next comes the restoration of the grounds and the parking lot.

KFC reopened its drive-through on Friday, said Ken Kawahara, city Department of Environmental Services spokesman.

Horizontal-directional drilling began in January to install the new 3,300-foot pipe that runs under Kalaniana'ole Highway and will be the permanent replacement for the above-ground sewer bypass line atop the highway median since April 2005.