A sign is shown blocking the entrance to the Powell Street station of the Bay Area Rapid Transit (BART) in San FranciscoWith the aid of Laila Kearney SAN FRANCISCO (Reuters) – Hanging San Francisco-area transit workers reached a tentative contract deal with administration late on Monday to end a four-day walkout that has paralyzed the nation’s fifth-greatest commuter rail gadget, union and transit company officials said. Union representatives stated they had been calling an immediate halt to the strike by using the 2,000-plus Bay Area Rapid Transit (BART) workers who walked off the job closing Friday in a dispute over wages and place of job ideas. But because of the late hour of the settlement – introduced at about 10 p.m. …