Tomorrow, Thursday and also Friday, December 3 and 4, the right curb lane will be closed on the Ballard Bridge southbound between the hours of 10 a.m. and 3 p.m.  The closure is being delayed one hour, from 9 a.m. to 10 a.m., in order to accommodate the morning commute traffic. During the lane closures, a Seattle Department of Transportation crew is making repairs to the guard rail on the south approach to the bridge in addition to other maintenance work.  Motorists should expect possible delays and use caution past the work zone.