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Department of Transportation recommending the Board consider the following:
1) Receive an update on the U.S. 50/Cameron Park Drive Interchange Improvement Projects, (Capital Improvement Program Project No. 72361 and No. 72367); and
2) Provide direction on the project alternatives and evaluation criteria included in the Project Decision Matrix developed thus far. (Est. time: 1 1/2 hours) (Refer Legistar File 09-1523, 1/25/10, Item 1)
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Fiscal Impact/Change to Net County Cost:
This is an informational workshop; there is no fiscal impact and no change to Net County Cost associated with this item.
Background:
This is a continuing update on the Cameron Park Drive Interchange projects previously presented at the Board of Supervisors meetings on January 25 and August 23, 2010.
In order to achieve a twenty year Level of Service (LOS) of E at the Cameron Park Drive Interchange, three project alternatives were studied by the Department of Transportation in the Project Study Report/Project Development Support (PSR/PDS) dated October 2008. Based upon the information developed in the PSR/PDS, the cost estimates for Capital Improvement Program (CIP) Project #72361 - U.S. 50/Cameron Park Drive Interchange Improvements Phase 1, and CIP Project #72367 - Cameron Park Drive Widening, Durock Road to Coach Lane, have risen from an estimated combined total of $24.8 million in March 2006 to the current estimated amount of $68 million.
The need to widen Cameron Park Drive and the close proximity of existing local road intersections, residences, and businesses to the interchange may impact a number of parcels, as well as traffic flows, in the project area. This will negatively impact the surrounding community, while also increasing the cost of the combined projects.
There are several other alternatives that might be analyzed, but they may not achieve the twenty year LOS E life required in the General Plan, or be acceptable to the California Department of Transportatio...
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