SAN RAMON — A weekend-long partial closure of a portion of I-680 in San Ramon began Friday evening to allow crews to repave deteriorating sections of the highway, the California Department of Transportation announced.
Two of four southbound lanes will be closed starting from Alcosta Boulevard in San Ramon to the I-580/I-680 Connector in Pleasanton through 4 a.m. Monday, Oct. 7. The connector will remain open and unaffected by construction. Two right lanes will be open to traffic but Caltrans...