Johnson County Ionwave #2026-028 Addendum 1

Johnson County Northeast Office HVAC Renewal Project – Replacement and Controls Integration

Johnson County, Kansas is seeking bids for a comprehensive HVAC Renewal Project at its Northeast Office (NEO) in Mission, KS. - Government Buyer: - Public Building Commission of Johnson County, Kansas (Purchasing Division) - Project managed by Megan Wasek, Senior Purchasing Administrator - Project Scope: - Replacement of Air Handler Unit (AHU), chillers, and renewal of two pumps - Demolition and installation of 12 VAV boxes, 11 new VAV boxes - Installation of new circuit breakers to replace existing 400A fused switches and spares, with required KAIC ratings and Square D QMB retrofit kits as needed - Integration and installation of building automation controls compatible with existing Schneider controls by C&C Group - Automated Logic specified as an acceptable OEM for control systems - All work must comply with ADA guidelines, local codes, and BACnet open protocol for building management systems - Facility will remain operational during construction, requiring phased and seasonal work - $150,000 contingency allowance included for unforeseen conditions - OEMs and Vendors: - Schneider Electric (existing building controls) - Automated Logic (acceptable OEM for new controls) - Square D (circuit breakers and retrofit kits) - C&C Group (system integrator for Schneider controls) - Notable Requirements: - Mandatory pre-bid conference and site visit for General/Prime Contractors - Bid bond of 5% of total bid amount; performance and statutory bonds at 100% of project cost - Preference for local businesses, apprenticeship programs, and disabled veteran/individuals with disabilities per Kansas statutes - No prevailing wage requirement - All instrumentation and control equipment must be BACnet-compliant and fully integrate with existing systems - Project manual, plan set, and addenda available for download

Description

This Invitation for Bid (IFB) is for the replacement of the Air Handler Unit (AHU), Chillers, and Pump Renewal at the Johnson County Northeast Office Building. The project includes all materials, labor, equipment, supervision, and other necessary items to fully complete the work. A mandatory pre-bid conference and site visit is scheduled, and bids must be submitted electronically. Bidders are required to submit a bid bond equal to 5% of their total bid amount.

View original listing