School Bus Specifications - Texas Department of Public Safety

33. Driver’s seat with air or hydraulic suspensionThe air control for height adjustment shall be within easy reach of the driverin the seated position. The seat cushion shall be a minimum of nineteen &one half (19½) inches wide, shall be fully contoured for maximum comfort,and shall have a minimum of four (4) adjustment positions to allow changesin seat bottom angle. Hydraulic suspension seats may have a minimumseat cushion width of nineteen (19) inches. Backrest shall includeadjustable lumbar support. The seat shall have a minimum of seven (7)inches fore and aft travel, adjustable with the driver in the seated position.This requirement applies to the seat mechanism. The seat shall have aminimum four (4) inches up and down travel. Seat back shall includeadjustability of tilt angle. All adjustments shall be by fingertip controlswithout the use of tools. Air suspension seats shall be dampened by dualshock absorbers acting independently. Not available on Type A chassis.The seat shall comply with all applicable FMVSS standards.a. ______ Air Suspensionb. ______ Hydraulic Suspensionc. ______ Integrated Lap/Shoulder Safety Belt34. Door, air or electric powered serviceManufacturer's standard powered by electricity or air, clearly and conciselymarked with operating instructions in case of power failure. The door musthave a manual override to enable the door to open.Note: Air may not be available on all buses.a. _______ Airb. _______ Electric35. Ventilation fan(s)Fan(s) for left and/or right sides of the windshield shall be placed in alocation(s) where the fan(s) can be adjusted for maximum effectivenessand where the fan(s) do not obstruct vision to any mirror.Top Left Mounted: _______Top Right Mounted: ______Top Center Mounted: ______Section F-7