CALAMBA CITY, Laguna, March 20 (PIA) – The South Luzon Expressway (SLEX) extension project will soon start construction. This was disclosed by  Department of Public Works and Highways Secretary Mark Villar in a recent interview with the Quezon media. Villar reported that the construction of the 56.862-kilometer extension project, also known as Toll Road 4 (TR4) which starts in Sto. Tomas town in Batangas and ends in Lucena City, will start this 2017. Once completed, […]