4th Army Drive construction The first phase of the widening project was completed in September, which included the construction of a connection from Lebanon Road to the Stewart Creek Wastewater Treatment Plant. The second phase, which extends from SCWTP to Timber Ridge Drive, is still under construction and includes building a two-lane roadway and a bridge. Construction on the second phase is expected to be complete by June. Timeline: October 2014-June 2018 Cost: $11.4 million Funding source: city of Frisco