Some stats on Interstate’s operation

- 1,500 company tractors. 80 percent are Freightliner sleepers and day cabs; 20 percent are Kenworth sleepers and day cabs; plus 30 Volvo Trucks day cabs.

- 300 owner-operator and contract carriers.

- 5,000 trailers of which 400 are refrigerated; predominately Hyundai and Wabash.

- Seven maintenance facilities:

+ Tacoma, Wash.

+ Wilsonville, Ore.

+ Fontana, Calif.

+ Phoenix.

+ Fort Worth, Texas.

+ Lebanon, Tenn.

+ Finley, Ohio.

- Total number of maintenance department personnel: 100+