Standard Bus Procurement Guidelines - APTAStandards.com
Standard Bus Procurement Guidelines - APTAStandards.com
Standard Bus Procurement Guidelines - APTAStandards.com
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<strong>Standard</strong> <strong>Bus</strong> <strong>Procurement</strong> <strong>Guidelines</strong><br />
5.1 GENERAL<br />
5.1.1 SCOPE<br />
Part 5: Technical Specifications define requirements for a heavy duty transit bus which, by the selection<br />
of specifically identified alternative configurations, may be used for both suburban express service and<br />
general service on urban arterial streets. It is intended for the widest possible spectrum of passengers,<br />
including children, adults, the elderly, and the disabled persons with disabilities.<br />
5.1.2 DEFINITIONS<br />
The following are definitions of special terms used in Part 5.<br />
(1) dBA. Decibels with reference to 0.0002 microbar as measured on the "A" scale.<br />
(2) Audible Discrete Frequency. An Audible discrete frequency is determined to exist if the<br />
sound power level in any 1/3-octave band exceeds the average of the sound power levels<br />
of the two adjacent 1/3-octave bands by 4 decibels (dB) or more.<br />
(3) Standee Line. A line marked across the bus aisle in line with the operator's barrier to<br />
designate the forward area that passengers may not occupy when the bus is moving.<br />
(4) Free Floor Space. Floor area available to standees, excluding stepwells, area under seats,<br />
area occupied by feet of seated passengers, and the vestibule area forward of the standee<br />
line. Floor area of 1.5 square feet shall be allocated for the feet of each seated passenger.<br />
(5) Curb Weight. Weight of vehicle, including maximum fuel, oil and coolant; and all<br />
equipment required for operation and required by this Specification, but without<br />
passengers or operator.<br />
(6) Seated Load. One hundred fifty pounds for every designed passenger seating position<br />
and for the operator.<br />
(7) Gross Load. One hundred fifty pounds for every designed passenger seating position, for<br />
the operator, and for each 1.5 square feet of free floor space.<br />
(8) SLW (Seated Load Weight). Curb weight plus seated load.<br />
(9) GVW (Gross Vehicle Weight). Curb weight plus gross load.<br />
(10) GVWR (Gross Vehicle Weight Rated). The maximum total weight, as determined by<br />
the vehicle manufacturer, at which the vehicle can be safely and reliably operated for its<br />
intended propose.<br />
Technical Specifications 119 10/18/07
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