Unofficial Notice of Invitation to Bid (NIB)

Walnut Valley Unified School District is seeking bids from qualified and interested contractors for the following project titled, New Ball Wall Construction at Multiple Elementary Schools, identified under Solicitation ID: 040726-2. Work is to be performed near 880 S Lemon Ave, Walnut, CA 91789, USA in Los Angeles County.

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General Project Description

The project involves the construction of new ball walls at several elementary schools within the Walnut Valley Unified School District, specifically CJ Morris, Castle Rock, Quail Summit, Vejar, and Walnut Elementary Schools. The work includes general construction activities associated with building these recreational walls, site preparation, and any required foundational or finishing work.

General Bid Items

Quantity: - Unit: LS Work Item: Construction of new ball walls at CJ Morris Elementary School.
Quantity: - Unit: LS Work Item: Construction of new ball walls at Castle Rock Elementary School.
Quantity: - Unit: LS Work Item: Construction of new ball walls at Quail Summit Elementary School.
Quantity: - Unit: LS Work Item: Construction of new ball walls at Vejar Elementary School.
Quantity: - Unit: LS Work Item: Construction of new ball walls at Walnut Elementary School.
Quantity: - Unit: LS Work Item: Site preparation and grading for ball wall installations.
Quantity: - Unit: LS Work Item: Foundation work for new ball wall structures.
Quantity: - Unit: LS Work Item: Structural assembly or masonry work for ball walls.
Quantity: - Unit: LS Work Item: Finishing, coating, or painting of new ball walls.
Quantity: - Unit: LS Work Item: Demolition and removal of existing structures or materials as necessary for new construction.

NAICS Classification

NAICS 236220 – Commercial and Institutional Building Construction (General construction and renovation activities for K-12 educational facilities)., NAICS 238990 – All Other Specialty Trade Contractors (For specialized outdoor recreational construction such as ball walls not falling under other major categories).

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 April 7, 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 Walnut Valley Unified School District. 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 Walnut Valley Unified School District prior to bidding.