As part of the work associated with the auxiliary lanes on SR-78, the City has been notified by Caltrans that portions of that work will need to be under taken at night with a full freeway closure. Caltrans estimates the work will take six to eight weeks starting in January. The City of San Marcos will post traffic advisories starting in January to keep motorists informed. For more information, please visit www.keepsandiegomoving.com.