Access for maintenance and replacement of equipment shall be provided by panels and doors that appear to be an integral part of the interior. Access doors shall be hinged with gas props or over-center springs, where practical, to hold the doors out of the mechanic’s way. Panels shall prevent entry of mechanism lubricant into the bus interior. All fasteners that retain access panels shall be captive in the cover.
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Access Doors that Do Not Require Tools or Keys to Open
Access doors shall be secured with hand screws or latches. All fasteners that retain access panels shall be captive in the cover.
Alternative
Access Doors with Locks
Access doors shall be secured with locks. The locks shall be standardized so that only one tool is required to open access doors on the bus.
Access openings in the floor shall be sealed to prevent entry of fumes and water into the bus interior. Flooring material at or around access openings shall be flush with the floor and shall be edge-bound with stainless steel or another material that is acceptable to the Agency to prevent the edges from coming loose. Access openings shall be asymmetrical so that reinstalled flooring shall be properly aligned. Fasteners shall tighten flush with the floor.
The number of special fastener tools required for panel and access door fasteners shall be minimized.
Passenger Accommodations
Passenger Seating Arrangements and Seat Style
The passenger seating arrangement in the bus shall be such that seating capacity is maximized and in compliance to the following requirements.
Note: The Agency recognizes that ramp location, foot room, hip-to-knee room, doorway type, width, seat construction, floor level type, seat spacing requirements, ramp or lift, number of wheelchair positions, etc. ultimately affect seating capacity and layout.
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Forward-Facing Seat Configuration
Passenger seats shall be arranged in a transverse, forward-facing configuration, except at the wheel housings and turntable, if applicable, where aisle-facing seats may be arranged as appropriate with due regard for passenger access and comfort. Other areas where aisle-facing seats may be provided are at wheelchair securement areas and platforms (such as for fuel tank storage space).
Alternative
Reclining seat.
Alternative
Perimeter Seating Arrangement
Passenger seats shall be arranged in longitudinal rows facing the centerline of the bus. One row of transverse, forward facing seats shall be provided at the rear of the bus. Each seat shall have a minimum width of 17 in., not including any armrest. Seating capacity with this arrangement shall be no fewer than [Agency to specify] seated passengers, not including the driver, with the specified seating arrangement.
Alternative
Combination Forward-Facing and Perimeter Seating Arrangement
Passenger seats shall be arranged in a transverse, two-position forward-facing configuration at the front section of the bus, and in longitudinal rows facing the centerline of the bus with one row of transverse, forward facing seats provided at the rear of the bus. Each seat shall have a minimum width of 17 in., not including any armrest. Seating capacity with this arrangement shall be no less than [Agency to specify] seated passengers, not including the driver, with the specified seating arrangement.
Rearward Facing Seats
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Rearward facing seats not allowed.
Alternative
Allow rearward facing seats.
Turntable Seating
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Seats.
Alternative
Leaning rail.
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Non-Padded Inserts
The passenger seats shall be equipped with non-padded inserts throughout the bus.
Alternative
Padded Inserts
The passenger seats shall be equipped with vandal-resistant padded inserts throughout the bus (measure to uncompressed surface).
Alternative
Fully Cushioned Seats
The passenger seats shall be fully cushioned throughout the bus (measure to compressed surface, 150-lb person).
Alternative
Combination Padded and Non-Padded Inserts
The passenger seats in the front section shall be equipped with padded inserts and those in the rear (aft of the rear/exit door) shall be equipped with non-padded inserts.
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Non-Padded Seat Configuration
The seat back thickness shall not exceed 1 in. in the knee room area.
Alternative
Padded Seat Configuration
Seating and interior trim shall have features to improve passenger comfort. The seat cushion and back shall be padded with a cellular foam product and is no less than ½-in. thick in areas contacted and loaded by passengers in the normal seated position and shall be covered with vinyl and/or fabric material.
Seats, back cushions and other pads shall be securely attached and shall be detachable by means of a simple release mechanism so that they are easily removable by the maintenance staff but not by passengers. To the extent practicable, seat cushions and pads shall be interchangeable throughout the bus. Materials shall have high resistance to tearing, flexing and wetting.
Alternative
Cushioned Seat Configuration
Seating and interior trim shall have features to maximize passenger comfort. The seat cushion shall be supported by springs. The seat cushion and back shall be padded with, a cellular foam product and is no less than 2 in. thick in areas contacted and loaded by passengers in the normal seated position and shall be upholstered with vinyl and/or fabric materials.
Seats, back cushions and other pads shall be securely attached and shall be detachable by means of a simple release mechanism so that they are easily removable by maintenance personnel but not by passengers. To the extent practicable, seat cushions and pads shall be interchangeable throughout the bus. Materials shall have high resistance to tearing, flexing and wetting.
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