California Department of Transportation
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4
CC
4
R8.0/25.0
152724
IN CONTRA COSTA COUNTY ON ROUTE 4 AND 242 AT VARIOUS LOCATIONS
INSTALL RAMP METERING AND TRAFFIC OPERATIONS SYSTEM
10 – 20
330
May 2014
Types of Work
  • Interconnect Signals
  • Ramp Metering System
Quantity of Major Highway Items
6100
750
10800
0
52000
Major Structure Items
4700
20