SANTA CLARITA - An $11 million-plus repair project on the tunnel damaged by a 31-vehicle pileup on Oct. 12 will keep the transition road from the southbound Golden State (5) Freeway to northbound Antelope (14) Valley Freeway closed until late November, Caltrans announced Tuesday. Until repairs are completed, cars will be sharing the southbound 5 with tractor-trailers and other commercial vehicles, which is expected to slow commuters. The transition road was closed Monday, Caltrans spokeswoman Judy Gish said. The repair work is being done by Security Paving Company Inc. of Oxnard. To expedite the work, the contract contains an incentive/disincentive...