Southstar provided construction management services for the Foothill Boulevard Bridge Widening Project over the San Dimas Wash. This project consisted of: widening the existing structure for both west and east bound traffic; added a 5-foot bike lane and an 8-foot shoulder to improve pedestrian
The Los Alamos Road Overcrossing Bridge Replacement project replaced the existing two lane bridge overcrossing Interstate 15 with a four-lane structure at a higher elevation profile over the freeway. The project was built in two stages with three standalone structures that connected with two deck closure pours.
The County of Riverside proposed the reconstruction of the existing Clinton Keith Interchange on I-15. The County acting as the lead agency for the project (even after the incorporation of the City of Wildomar in 2010), which obtained the PA/ED milestone in December 2009 after overcoming many environmental-related issues.
This project widened the Cherry Avenue Overcrossing from 5 to 9 lanes over Interstate 10 (I-10) and reconfigured the I-10/Cherry Avenue interchange in the City of Fontana.
This interchange reconstruction project widened the Riverside Avenue Overcrossing over Interstate 10 (I-10) in Rialto from 5 to 9 lanes, providing additional left-turn capacity for vehicles accessing I-10. The project also widened all four ramps, constructed auxiliary lanes and installed ramp metering at the entrance ramps to manage the traffic flow onto I-10.
The I-15 Corridor Improvement Project will add two Toll Express lanes and one general-purpose lane in each direction from SR-74 to SR-60 and one HOV Lane from I-215 to SR-74. The project, which is sponsored by RCTC, has an estimated cost of $1.7 billion.
This project widened the Cedar Avenue Overcrossing from 6 to 8 lanes over Interstate 10 (I-10) in an unincorporated area of San Bernardino County known locally as Bloomington. The project also widened ramps from two to four lanes and construct auxiliary lanes at the entrance ramps to I-10 and widen Cedar Avenue from Slover Avenue to Valley Boulevard.
The State Route 91 Corridor Improvement Project (91 CIP) is a $1.3 billion design-build project sponsored by RCTC. As depicted in the graphic below, the project will add two toll express lanes, one general-purpose lane and auxiliary lanes in each direction, from SR-241 to Pierce Street, east of I-15.
Working with the City of Murrieta we have reconstructed the existing California Oaks Interchange on I-15. The City acted as the lead agency for the project which obtained the PA/ED milestone in 2007.