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Pages 40-49

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From page 40...
... 40 The prior chapter concluded with a brief discussion of step 2 of the APM planning process, developing alternatives to be analyzed with the objective of best accommodating the passenger conveyance needs identified in step 1 (see Figure 7-1)
From page 41...
... Level-of-Service Decision-Making Flow Key: Process Data Output Start/ End Planning Process Decision-Making Flow APM Benefits Alignment Stations Guideway/ROW Capital Costs Operations & Maintenance Costs Cost–Benefit Analysis Financial Strategies Power Distribution Command, Control, and Communications Ridership System Capacity NEED System Level of Service Evaluate System Level of Service Evaluate System Level-of-Service Measures Environmental Final Design Procurement Defined APM System Functions Served Service Req'ts. Maintenance Facility Walk & Time Thresholds Source: Lea+Elliott, Inc.
From page 42...
... Standard buses -- Typically, these are driver-operated, diesel-powered, 30- to 40-passenger buses. Bus lengths range from 35 ft to 40 ft.
From page 43...
... 43 shaped (such as "D" or "E") or as a spoke configuration.
From page 44...
... number and location of bus berths; also, the technology requires steps in boarding and has a much lower door-width to vehicle-length ratio. Moving walk systems are supplemented by connector or concourse walk corridors parallel to the moving walks.
From page 45...
... 45 provide a clear threshold for implementations. Airports with landside APMs range between 12 MAP and 30 MAP of O/D passengers at the time of implementation, with a concentration around 22 MAP.
From page 46...
... capacity threshold. At individual airports a high demand/ capacity ratio over a sustained period is probably a better metric.
From page 47...
... 47 station) compared to a similar trip using a landside bus.
From page 48...
... which typically can only access one side. The APM also has level boarding, which allows faster boarding compared to the step boarding of apron buses.
From page 49...
... regardless of the terminal configuration. For both contiguous and remote terminal configurations, APMs allowed for approximately 50% more gates.

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