A clear refuge space shall be provided under the platform edge at the track level. Exits from this
space should be provided at the platform ends.
Under platform space may be used to house machine chambers, cables and other mechanical
and electrical systems. These spaces shall be divided into sections separated by 2-hour rated
firewalls.
6.2.4.5 Commercial Spaces
Allocations for commercial space are not dictated by this document as such spaces are not
necessary for high-speed train operation. However station design shall reflect the Authority’s
Adopted HST Station Development Policies which encourages a high density of population, jobs,
commercial activities, entertainment and other activities around stations. If commercial space is
provided in the Controlled Area, it should be located adjacent to major passenger circulation
areas. Commercial spaces and the patrons they attract must not impede high-speed train
passenger flow. Additional guidelines for commercial development are outlined in Section 6.2.7–
Commercial Areas.
6.2.5 Station Corridors and Circulation Spaces
Station corridors and circulation spaces include passenger walkways, elevators, escalators,
stairs, and ramps as well as emergency routes and non-public corridors. Access and circulation
should be simple, obvious, and comfortable.