Projects

SR-91/SR-71 Interchange Project Caltrans EA 0F541

The 71/91 Interchange project is a $120 million project sponsored by RCTC. This project will: •    Construct a two lane direct flyover connector from the eastbound SR-91 to the northbound SR-71. •    Improve connection between the eastbound Green River Road on ramp and the 71/91 interchange. •    Construct an eastbound road south and parallel to SR-91 between Green River Road and the 71/91 ...

I-15 Corridor Improvement Project (CIP) Caltrans EA 0J080

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. The Southstar Project Manager, leading the Caltrans oversight team, has been working expeditiously with RCTC for the ...

I-15 Rehabilitation Project Caltrans EA 44830

This project will rehabilitate a 5 mile stretch of I-15, in the southern limits of the City of Corona, from Temescal Canyon Road to Ontario Avenue. The project was programmed with $31 million in SHOPP funds. The Southstar Project Manager took over the Design phase of this project in late 2010, and led the Caltrans team in the successful delivery of ...

I-15/Cal Oaks Interchange Caltrans EA 0A490

The City of Murrieta proposed the reconstruction of the existing California Oaks I/C on I-15.  The City acted as the lead agency for the project, which obtained the PA/ED milestone in 2007.  The designated Project Manager, Southstar Vice President Jason Bennecke, has worked with this project from the start of the PS&E phase in July 2008 to the present completion ...

I-10/Citrus Avenue Interchange Caltrans EA 46810

This project proposes to widen the Citrus Avenue Overcrossing from 5 to 8 lanes over Interstate 10 (I-10) and reconfigure the I-10/Citrus Avenue interchange in the City of Fontana.  This $47 million project will provide additional lanes on Citrus Avenue between Valley Boulevard and Slover Avenue and reconfigure the westbound ramps to provide right turn access onto I-10 for both ...

I-10/Cherry Avenue Interchange Caltrans EA 46800

This project proposes to widen the Cherry Avenue Overcrossing from 5 to 9 lanes over Interstate 10 (I-10) and reconfigure the I-10/Cherry Avenue interchange in the City of Fontana.  This $47 million project will provide additional lanes on Cherry Avenue between Valley Boulevard and Slover Avenue and reconfigure the westbound ramps to provide right turn access onto I-10 for both ...

I-10 Auxiliary Lane Addition Caltrans EA 49750

When completed in May 2012, this project will add 5 miles of auxiliary lanes to Interstate 10 (I-10) between Etiwanda and Riverside Avenues in San Bernardino County.  The $12 million project will provide safety and operational improvements on I-10 between Ontario and Rialto by providing an additional lane for weaving between merging and diverging mainline traffic. This project was designed to ...

I-10/Cypress Avenue Overcrossing Caltrans EA 46770

This project led by the City of Fontana constructed a new 4-lane overcrossing structure over Interstate 10 (I-10) on Cypress Avenue, between the Sierra Avenue and Citrus Avenue interchanges in the City of Fontana.  The $13 million project was designed to provide a means for north and southbound traffic in the City to cross over I-10 without having to travel ...

I-10/Cedar Avenue Interchange Caltrans EA 1A830

This project proposes to widen 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 will also widen 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 ...

I-10 Ramp Metering and Widening Caltrans EA 38434

This project will widen eleven entrance ramps and install metering devices to improve traffic flow and relieve congestion on Interstate 10 (I-10) between Cedar Avenue and Interstate 215. This $10 million project will incorporate state of the art technology in detecting traffic flow on the freeway mainline and determine when ramp meters should be activated.  This will be an important ...

I-10 Tippecanoe Avenue Interchange Caltrans EA 44810

This project proposed to reconstruct the Tippecanoe Avenue Interchange on Interstate 10 (I-10) in the Cities of San Bernardino and Loma Linda.  This heavily congested interchange is the access point for many different destination points.  This includes Loma Linda Medical Center, Loma Linda Veterans Administration Hospital, Loma Linda University, the logistical uses adjacent to the San Bernardino International Airport, including ...

I-10/Riverside Avenue Interchange Caltrans EA 42230

This recently completed 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.  This $25 million project ...

I-10 High Occupancy Vehicle Lane Extension Caltrans EA 0C250

This project proposes to widen Interstate 10 (I-10) and extend the High Occupancy Vehicle lane from Haven Avenue in Ontario eastward to Ford Street in Redlands.  This 25-mile long project is estimated to cost $1 billion and is part of SANBAG’s Measure I renewal program.  The project is intended to relieve congestion on I-10, especially during peak periods and to ...

I-10/Bob Hope Drive Interchange Caltrans EA 45600

This project involved the construction of the Bob Hope Drive Bridge and extension with a new Diamond Interchange near Rancho Mirage from 1.5 KM west to 0.9 KM east of Ramon Road Interchange. The scope of the project included: •    Construction of an extension of Bob Hope Drive to the north over the UPRR on a new six lane structure and across ...

I-15/French Valley Parkway Phases 1 & 2 Caltrans EA’s 43271 / 43272

The French Valley Parkway project was originally PIP’d in 1996 and the PSR was approved in 2007.  PA/ED phase for both projects was approved in 2010 and Design immediately proceeded with Phase 1, which consisted of constructing a new SB offramp at French Valley Parkway and widening of the existing SB offramp at Winchester Rd.  PS&E for Phase 1 was ...

I-15/Cajalco Road Interchange Caltrans EA 0J610

Because this project was so closely tied to the Mid-County Parkway project, the Riverside County Transportation Commission (RCTC) was the original lead agency for this interchange reconstruction project.  RCTC carried the project through the end of PA/ED with approved CE/CE’s for CEQA and NEPA, which occurred in July 2009.  The City of Corona took over the lead agency role for ...

I-15/Duncan Canyon Road Interchange Caltrans EA 0H130

This project proposes to construct a new interchange on Interstate 15 (I-15) at Duncan Canyon Road in the City of Fontana.  The $30 million project will provide an additional access point to I-15 in the north Fontana area. This new interchange was originally planned when I-15 was constructed in the mid-1970’s. The project is expected to bring jobs and development ...

I-15/Joint Port of Entry Caltrans EA 36850

The Department of Transportation (DOT), the California Highway Patrol (CHP), California Department of Food and Agriculture  (CDFA), and the California Department of General Services (CDGS) agreed to construct a Joint Point of Entry (JPOE) project at Mountain Pass to inspect passenger and commercial vehicles before they venture further into the State causing possible damage to our roads and agriculture.  This ...

I-15/Clinton Keith Road Interchange Caltrans EA 0F580

The County of Riverside proposed the reconstruction of the existing Clinton Keith I/C 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.  The designated Projet Manager, Southstar Vice Presient Jason Bennecke, has ...

I-5 WIDENING CONSTRUCTION TRAFFIC MITIGATION PROJECTS – JPA

SOUTHSTAR Engineering is providing project and construction management services on I-5 Widening Construction Traffic Mitigation Projects. Our team is delivering Project Management and Construction Management services on a group of traffic mitigation projects within the Cities of La Mirada, Norwalk and Santa Fe Springs. Tasks include the delivery of a group of rehabilitation and signal projects from the scoping phase to ...