LEGEND
ExisƟng/Modify Traffic Signal—Interconnect
Ramp Widening
Street Widening
SR-210 at Del Rosa Avenue – OperaƟonal Improvements:
Widen the westbound and eastbound entrance ramp from 1 to 2 lanes Ramp Metering of the entrance ramps
Widen the westbound exit ramp from 2 to 3 lanes
Widen Del Rosa Ave to provide dual le Ō turn lanes including new Ɵe-back retaining walls at the bridge undercrossing
Modify westbound and eastbound ramp traffic signals
Interconnect the traffic signal from Date Place to E. Date Street Intelligent TransportaƟon Improvement as needed
Minimal to no right of way by construcƟon of retaining walls.
Local Share is 32.8% which is shared 63% City of San Bernardino, 9% San Bernardino County, & 28% City of Highland
State Route 210 at Del Rosa Avenue
Operational Improvements
Conceptual Information (March 2025)