REPORT TO COUNCIL
SUBJECT
Title
Authorize Amending an Existing Contract with Carollo Engineers, Inc. for the Sunnyvale Cleanwater Program Plant Rehabilitation Project for Engineering Design Services (F22-006)
Report
REPORT IN BRIEF
Approval is requested to amend an existing design and construction support contract with Carollo Engineers, Inc. of Walnut Creek for the Water Pollution Control Plant (WPCP) Plant Rehabilitation Project related to design work for pond pipeline rehabilitation, increasing the not to exceed contract amount from $7,452,610 to a new not to exceed contract amount of $8,399,192, and approval to increase the contingency amount from $731,562 to $1,079,176.20.
EXISTING POLICY
Pursuant to Section 2.08.040 of the Sunnyvale Municipal Code, City Council approval is required for the procurement of goods and/or services exceeding $250,000 in any one transaction.
ENVIRONMENTAL REVIEW
The action being considered does not constitute a "project" within the meaning of the California Environmental Quality Act ("CEQA") pursuant to CEQA Guidelines section 15378(a) as it has no potential for resulting in either a direct physical change in the environment, or a reasonably foreseeable indirect physical change in the environment. Environmental review regarding the Pond Pipeline Rehabilitation Project will be performed prior to the award of the construction contract for the Project.
BACKGROUND AND DISCUSSION
On July 29, 2020, WPCP operators discovered a leak in the pipe that runs between the Oxidation Treatment Ponds and the Plant. The pipe carries sewage water (effluent) that has undergone two out of three stages of treatment and is substantially treated.
Effluent from the primary treatment process at the Water Pollution Control Plant (WPCP) undergoes secondary treatment using two Oxidation Ponds that have a combined surface area of 440 acres. Following treatment in the Oxidation Ponds, secondary effluent is then pumped through a 36-inch welded steel Sec...
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