Facebook and other tech companies in Silicon Valley are facing increasing pressure from its shuttle drivers to improve working conditions, amid concern about growing inequality in the area.Loop Transportation drivers, who transfer Facebook employees to and from the company’s Menlo Park, California campus, have reached an agreement with the contractor that, among other benefits, will increase their average pay to US$24.50 an hour from the current $18 an hour, International Brotherhood of Teamsters said Sunday.The agreement will have to first be submitted to Facebook for approval as the paying client. The company could not be immediately reached for comment.To read this article in full or to leave a comment, please click here