Johnson County Ionwave #2026-025 Addendum 1

Construction of Runway 36 Runup Apron at Johnson County Executive Airport (OJC)

Johnson County Airport Commission is seeking bids for the construction of a new Runway 36 Runup Apron at Johnson County Executive Airport (OJC) in Olathe, Kansas. - Government Buyer: - Johnson County Airport Commission (JCAC), Executive Airport (OJC), Purchasing Division - Johnson County Financial Management & Administration, Purchasing Division - Products and Services Requested: - Site preparation and earthwork: 25,200 cubic yards of embankment - Aggregate base course: 5,900 square yards (P-208 or P-209 specification) - Portland Cement Concrete (PCC) pavement: 5,800 square yards - Pavement marking: 1,900 square feet (waterborne and black border) - Drainage improvements: 900 linear feet of 6" perforated PVC pipe, 60 linear feet of 6" non-perforated PVC pipe, underdrain end section, and cleanouts - Taxiway lighting: 1,100 linear feet of #8 5KV L-824 Type C lighting cable, 1,100 linear feet of #6 bare copper counterpoise, 15 medium intensity LED taxiway lights - Electrical upgrades: Vault modifications, new 15 KW L-828 3-step regulator, removal of existing lighting system - Landscaping: 3 acres of seeding and mulching - Temporary erosion control and mobilization - Unique or Notable Requirements: - Compliance with FAA, DOT, ASTM, and Buy American standards - Davis-Bacon wage rates and bid bond (5%) required - Disadvantaged Business Enterprise (DBE) goal of 0.0% - Maximum equipment height of 25 feet; strict safety and phasing plans - Statement of qualifications and evidence of good standing with Kansas Secretary of State - Coordination with FAA and airport operations - No specific OEMs are named; materials and equipment must meet FAA and DOT standards - Place of Performance: - Johnson County Executive Airport, 15335 Pflumm Road, Olathe, Kansas - Contracting office: 111 S. Cherry Street, Suite 2400, Olathe, KS 66061 - Period of Performance: - 60 calendar days for completion after Notice to Proceed - Bid prices held for 90 days to secure funding - Includes a 14-day taxiway closure within the schedule

Description

This solicitation is for the construction of a new run-up area for Runway 36 at the Johnson County Executive Airport (OJC). The work includes site preparation, earthwork with approximately 25,200 cubic yards of embankment, installation of 5,900 square yards of aggregate base, 5,800 square yards of PCC pavement, 1,900 square feet of pavement marking, and drainage improvements. Additionally, the project involves installation of approximately 1,100 linear feet of taxiway lighting, electrical duct banks, cabling, regulator, associated modifications, removal of existing lighting system, and about 3.0 acres of seeding and mulching. Bids are to be submitted electronically via IonWave and will be publicly read via Zoom at the closing date and time.

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