Title
The Community Development Agency, Transportation Division, recommending the Board approve and authorize the Chair to sign a letter to the California Department of Transportation’s (Caltrans) District 3 Supervisor stating the Board’s recommendation concerning the differing alternatives for the construction/reconstruction of the Echo Summit Bridge on US 50 in the Lake Tahoe basin, and recommending Caltrans proceed with Alternative 2B as identified below (Alternative 2A as the preferred secondary preference).
FUNDING: N/A
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DEPARTMENT RECOMMENDATION
The Community Development Agency, Transportation Division, recommending the Board approve and authorize the Chair to sign a letter to the California Department of Transportation’s (Caltrans) District 3 Supervisor (Attachment 2A). This letter states that the County of El Dorado Board of Supervisors (Board) recommends Alternative 2B (Alternative 2A as a secondary preference) as they relate to the construction /reconstruction of the Echo Summit Bridge on Highway 50. It would also be suggested that when using either Alternative 2B or 2A, Caltrans explore ways to decrease the amount of time that the traveling public is subjected to one-way traffic control. Possible solutions could include longer hours of work, night work and incentives for early completion.
DISCUSSION / BACKGROUND
During Caltrans’ April 7, 2015 presentation to the Board (Legistar item 15-0376 - Version 1) it was stated that because of the concrete condition of the piers and deck of this 76 year old Echo Summit Bridge, it is in serious need of replacement or reconstruction. Caltrans is considering six different alternatives during their scope review. These alternatives are as follows:
· Alternative 1A
o Replace with 26 foot wide bridge
o Total 120-150 days in one construction season
§ 60-90 days under full closure and 10-30 days under one-way traffic control
o Estimated Cost: $5,200,000
· Alternative 1B:
o Replace with 26 foot wide bri...
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