Northern Quest Casino Parking Garage Airway Heights, WA Budget: $13,450,000 Kalispell Tribe of Economic Authority is constructing a 6 story 1463 stall parking garage. The facility is roughly 543,000 square feet and designed to be entirely Cast in Place implementing the most current Post Tension technology. The project schedule is an estimated 12 months and all concrete work will be self performed by Garco Construction.