Edmond Ionwave #B26-014 Addendum 4

Edmond Public Works Authority Solicits Bids for Arcadia Lake Water Treatment Plant Process Improvements

The Edmond Public Works Authority is seeking bids from prequalified contractors for major process improvements at the Arcadia Lake Water Treatment Plant. - Government Buyer: Edmond Public Works Authority (City of Edmond) - Eligible Bidders: Only Walsh Construction Company II, LLC dba Archer Western and Garney Companies, Inc. are prequalified to submit bids - Scope of Work: - Construction and installation of reinforced concrete piers, ductbanks, sidewalks, paving, backfill, aggregate, controlled low strength material, sod, excavation, gravel, concrete, reinforcing steel, guard posts, fire/yard hydrant assemblies, security fencing, hydroseeding, manholes, curb and gutter, cart path, and various sizes of buried pipes and valves - Extensive mechanical, HVAC, plumbing, and process system upgrades, including chemical feed systems, HVAC, fire protection, and water/chemical storage tanks - Instrumentation, control, and electrical system integration (SCADA, PROFIBUS, Ethernet/IP, BACnet) - Startup, testing, commissioning, and permitting services - OEMs Highlighted in Specifications: - Trane (air handling units) - Greenheck (exhaust fans) - Engineered Air (makeup air units) - Haws (tankless water heaters) - Modine (gas unit heaters) - Reznor (gas unit heaters) - Triad (electric unit heaters) - Eemax (tankless water heaters) - Products/Services Requested: - Over 30 distinct construction material line items (e.g., 400 reinforced concrete piers, 16,000 CY excavation, 160,000 LB reinforcing steel, 35,000 SY hydroseeding) - Major mechanical and electrical equipment (see product line items for part numbers and quantities) - Integration and commissioning of process automation and control systems - Allowances for water treatment chemicals, material escalation, early completion, and permitting - Notable Requirements: - Mandatory pre-bid meeting and site visit - All bidders must be prequalified - No Davis-Bacon wage rates apply - Project includes a significant prenegotiated equipment package and contingency allowances

Description

This solicitation is for the Arcadia Lake Water Treatment Plant (WTP) Process Improvements Project WTP-01C, identified as project number WC24-00010. The procurement is conducted via sealed bid with a mandatory pre-bid meeting and site visit scheduled for May 13, 2026, which bidders must attend to be eligible. Only prequalified bidders, specifically Walsh Construction Company II, LLC dba Archer Western and Garney Companies, Inc., may submit bids. The project involves various construction and process improvements at the Arcadia Lake WTP, with detailed specifications and plans provided in multiple volumes.

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