The L train will be out of service between Myrtle-Wyckoff and Rockaway Parkway stations both Saturday and Sunday, July 31-Aug. 1, from 5:30am to 8pm. Free shuttle buses will provide alternative service.

MTA is updating its Communication Based Train Control (CTBC) testing and equipment installation along the L line. CTBC is an automated control system which coordinates signals throughout the subways, ensuring safe operation.