SAN DIEGO—A stretch of Interstate 5 (I-5) and several freeway connector ramps in the bustling downtown area were closed to through traffic on Nov. 22, as a result of water-main breaks in the East Village and the south end of Balboa Park over the weekend. The first of the two pipeline failures began flooding traffic lanes at A Street and Eleventh Avenue about 3:30 p.m. Sunday, city officials reported. By 6:45 p.m., when repair workers got the overflow halted, the surging water had created a sinkhole and inundated at least one business. About 3.5 hours after the first round of flooding began, an Uber driver reported that a geyser of water had burst through his windshield and a passenger window, injuring a customer, on an offramp of State Route 163 (SR-163) near I-5, the California Highway Patrol (CHP) reported. It took crews roughly six hours to get the flow of water under control. The extent of the Uber rider’s …