Upper Columbia Ditch Slope Stabilization at Spill #1 Project

Sealed proposals for the construction of the Upper Columbia Ditch Slope Stabilization at Spill #1 Project addressed to the Tuolumne Utilities District, 18885 Nugget Boulevard, Sonora, California 95370, will be received at the office of the District until 2:00 p.m., local time, on Tuesday, June 18th, 2019, and will then be publicly opened and read.

In general, the project will consist of the stabilizing a portion of the TUD Upper Columbia Ditch (60-foot piped segment) via installation of a retaining wall and to replace existing pipe with larger pipe and stabilizing adjacent slope at spill located near the intersection of Old Oak Road at Northridge in Tuolumne County, CA.

The Contract for the work will be awarded upon the basis of the total base bid price of the Bid Schedule.

Drawings and Specifications may be examined in the office of the Tuolumne Utilities District, 18885 Nugget Boulevard, Sonora, California 95370. To request an Invitation to Bid and a digital copy of the plans and specifications, please contact Mrs. Makayla Dillon at (209) 532-5536 ext. 512 or mdillon@tudwater.com.

A mandatory pre-bid conference and site visit will be held starting at 18885 Nugget Boulevard, Sonora, California at 8:00 a.m. on Friday, May 31st, 2019. Proposals will only be accepted from contractors represented at the pre-bid conference.

Hillcrest and Palemone Sewer Realignment Project

Sealed proposals for the construction of the Hillcrest and Palemone Sewer Realignment Project addressed to the Tuolumne Utilities District, 18885 Nugget Boulevard, Sonora, California  95370, will be received at the office of the District until 2:00 p.m., local time, on, May 30, 2019, and will then be publicly opened and read.

In general, the project will consist of the replacement of existing sewer main with new 4” and 6” SDR 35 sewer main, installation of a new manhole, and connection to existing system, including any necessary appurtenances, on Hillcrest Dr. and Palemone St., in the City of Sonora, CA. The Contract for the work will be awarded upon the basis of the total base bid price of the Bid Schedule.

Drawings and Specifications may be examined in the office of the Tuolumne Utilities District, 18885 Nugget Boulevard, Sonora, California 95370.  To request an Invitation to Bid and a digital copy of the plans and specifications, please contact Mrs. Makayla Dillon at (209) 532‑5536 ext. 512 or mdillon@tudwater.com. 

O’Neil Tunnel Improvements Project

Sealed proposals for the construction of the O’Neil Tunnel Improvements Project addressed to the Tuolumne Utilities District, 18885 Nugget Boulevard, Sonora, California 95370, will be received at the office of the District until 2:00 p.m., local time, on July 2, 2019, and will then be publicly opened and read.

In general, the project will consist of the installation of approximately 200 linear feet of 24” High Density Polyethylene (HDPE) pipe and 40 linear feet of 30” steel pipe inside of the O’Neil Tunnel, including any necessary appurtenances, and encasing the pipes in concrete. The work must be performed During specific timeframes yet to be determined but to coincide with planned water outages between late October and December of 2019. See additional scheduling requirements in the Supplementary Conditions. The project is located near 19040 Rawhide Road, in Tuolumne County, CA.

The Contract for the work will be awarded upon the basis of the total base bid price of the Bid Schedule.

Drawings and Specifications may be examined in the office of the Tuolumne Utilities District, 18885 Nugget Boulevard, Sonora, California 95370. To request an Invitation to Bid and a digital copy of the plans and specifications, please contact Mrs. Makayla Dillon at (209) 532-5536 ext. 512 or mdillon@tudwater.com.

A mandatory pre-bid conference will be held at 18885 Nugget Boulevard, Sonora, California at 10:00 a.m. on May 28, 2019. Proposals will only be accepted from contractors represented at the pre-bid conference.

This is a public works project and the contractor’s and all subcontractor’s employees must be provided certain benefits pursuant to Section 1720 et. seq. of the Labor Code, including the payment of prevailing wage rates, if prevailing wage rates have been established by DIR.

Twain Harte Sewer Interceptor Cleaning and Condition Assessment Project

Sealed proposals for the Twain Harte Sewer Interceptor Cleaning and Condition Assessment Project addressed to the Tuolumne Utilities District, 18885 Nugget Boulevard, Sonora, California 95370, will be received at the office of the District until 2:00 p.m., local time, on Friday, May 24th, 2019, and will then be publicly opened and read.

In general, the project will consist of providing the District with a sanitary sewer condition assessment and closed-circuit television inspection of the Twain Harte Interceptor, as shown in the Work Plan in Attachment A, on Phoenix Lake Road, Creekside Drive, Crestview Drive, and American River Drive, in Tuolumne County, CA.

The Contract for the work will be awarded upon the basis of the total base bid price of the Bid Schedule without consideration of the additive bid item.

To request an Invitation to Bid and a digital copy of the Work Plan, please contact Jennifer Batt, Associate Engineer, at (209) 532‑5536 ext. 526 or jbatt@tudwater.com.  Project information and addenda can be found on the District’s website: https://tudwater.com/development-services/bids/.

A pre-bid conference will be held at 18885 Nugget Boulevard, Sonora, California at 10:00 a.m. on Friday, May 10th, 2019.

This is a public works project and the contractor’s and all subcontractor’s employees must be provided certain benefits pursuant to Section 1720 et. seq. of the Labor Code, including the payment of prevailing wage rates, if prevailing wage rates have been established by DIR.

Mono Vista Tank Replacement Project

Sealed proposals for the construction of the Mono Vista Tank Replacement Project addressed to the Tuolumne Utilities District, 18885 Nugget Boulevard, Sonora, California 95370, will be received at the office of the District until 2:00 p.m., local time, on Friday, May 3rd, 2019, and will then be publicly opened and read.

In general, the project will consist of the installation of a 400,000 gallon bolted steel tank in Sonora at 17015 Oak Tree Lane in Tuolumne County, CA.  Option A includes an exterior rafter system.  Option B includes an interior rafter system.

A mandatory pre-bid conference will be held at 18885 Nugget Boulevard, Sonora, California at 10:00 a.m. on Friday, April 19th, 2019.  Proposals will only be accepted from contractors represented at the pre-bid conference.

Drawings and Specifications may be obtained from the Districts website or can be requested by email from Makayla Dillon, Management Analyst, at mdillon@tudwater.com.                

Contact:  

Makayla Dillon
Management Analyst
mdillon@tudwater.com
(209) 532-5536 extension 512.