Unofficial Notice of Invitation to Bid (NIB)

General Bid Items

• Quantity: -  Unit: -  Work Item: Preparation of Preliminary Design Report (PDR).
• Quantity: -  Unit: -  Work Item: Preliminary Studies, including additional utility research, utility potholing (with a $20,000 allowance), additional physical surveys, geotechnical investigations, groundwater investigations, and evaluation of trenchless technologies.
• Quantity: -  Unit: -  Work Item: Predesign Meetings (Kick Off Meeting, Mid-Point Workshop, PDR Presentation).
• Quantity: -  Unit: -  Work Item: Preparation of Basis of Design (BOD) Memorandum, including hydraulic calculations and environmental considerations.
• Quantity: -  Unit: -  Work Item: 30% Design, including horizontal alignment drawings, mid-point design workshop, and review meeting.
• Quantity: -  Unit: -  Work Item: 60% Design, including vertical alignment drawings, mid-point design workshop, and review meeting.
• Quantity: -  Unit: -  Work Item: 90% Design, including complete design drawings, specifications (CSI format acceptable, supplementing GREENBOOK), and construction cost estimate, and review meeting.
• Quantity: -  Unit: -  Work Item: Final Design Submittal, including finished plans, specifications, cost estimate, and CAD plans.
• Quantity: -  Unit: -  Work Item: Bid Support for future construction, including attending pre-bid meetings, responding to technical questions, and preparing addenda.
• Quantity: -  Unit: -  Work Item: Construction Administration, including attending pre-construction meetings, responding to Requests for Information (RFI), submittal review, progress meetings, change order assistance, and preparing record drawings.
• Quantity: -  Unit: -  Work Item: Evaluate provided flows and properly size and slope proposed sewer mains.
• Quantity: -  Unit: -  Work Item: Evaluate hydraulic capacity of adjacent sewer mains and recommend additional improvements.
• Quantity: -  Unit: -  Work Item: Verify existing utilities, including requesting utility records, utility plotting, and preparing an additional utility investigation/pothole recommendation plan.
• Quantity: -  Unit: -  Work Item: Geotechnical investigation and report to characterize soil and design shoring.
• Quantity: -  Unit: -  Work Item: Evaluate and modify project alignment to reduce costs, provide clearance from existing utilities, ensure adequate access, and reduce impacts.
• Quantity: -  Unit: -  Work Item: Evaluate construction methods (open trench vs. trenchless).
• Quantity: -  Unit: -  Work Item: Provide all external agency permitting.
• Quantity: -  Unit: -  Work Item: Provide engineering support for preparation of environmental permit applications and CEQA document.
• Quantity: -  Unit: -  Work Item: Prepare erosion control plan and complete City of Vista Stormwater Checklist.

NAICS Classification

Engineering Services (Providing professional engineering design, surveying, geotechnical investigation, and permitting services for sewer infrastructure projects)., Surveying and Mapping Services (Conducting design surveying and utility plotting)., Environmental Consulting Services (Providing engineering support for environmental permit applications and CEQA documentation, erosion control planning).

Records and Due Date

This bid opportunity was entered into BidAmerica on February 25, 2026, and was last updated on February 25, 2026. All bids and/or proposals are due on March 24, 2026.

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Legal Disclaimer

All bidders are responsible for reviewing and verifying all official bid documentation directly from the issuing agency. BidAmerica aggregates public bid information for advertisement purposes for contractors and government agencies convenience. This Notice of Invitation to Bid is for reference purposes only and is not an official or complete representation of any documents issued by Vista City. BidAmerica does not guarantee the accuracy, completeness, or timeliness of any information displayed and shall not be held liable for any errors, omissions, misinterpretations, or damages resulting from reliance on this summary. Contractors must obtain all official information—including plans, specifications, addenda, deadlines, submission requirements, qualifications, and bidding conditions—directly from Vista City prior to bidding.