8.1
All hoistways shall comply with ASME A17.1. Structural supports
shall be provided at each floor and where conditions require it,
between floors for securing guide rail brackets. Provide either
intermediate supports between floors or general brackets where the
distance between floors or structural supports exceed 4.2 m (14
feet) or as needed by seismic requirements. All additional
supports for guide rails shall be shown on structural drawings and
shall be included as part of the structural framing of the
hospital.
8.2
The interior face of the hoistway walls shall have a smooth,
flush, light colored surface. Exposed spray-on fire proofing
shall not be used in the elevator hoistway.
8.3
Hoistway sizes of elevators with their overhead and pit clearances
are shown on VA's construction details sheets. These clearances
are based on probable car structures, heights and maximum heights
of commercially obtainable equipment together with runby and
clearance requirements of ASME A17.1.
9.
ELEVATOR PITS:
9.1
Pit depths shall meet the ASME A17.1 Code requirements.
9.2
Pits shall be provided with a fixed vertical steel access ladder
for each elevator. The ladder shall be located within reach of
the elevator hoistway entrance at the bottom landing and clear all
elevator equipment.
9.3
Pits 2400 mm (8 feet, 0 inches) deep and over should be provided
with a permanent means of external access. Where external access
is impractical, a permanent ladder, accessible from the bottom
hoistway entrance door, shall be provided in each pit. The
external access shall be carefully studied before it is declared
impractical.
9.4
Door to pit space shall be of fire resistant construction and
shall be provided with self closing, self locking hardware, and
arranged so that a key is required for entry. Indicate sign on
door as per ASME A17.1.
9.5
Sump pits shall be avoided unless a water problem exists. If sump
pits are required provide a pit with a removable grate. A
portable sump pump shall be used to pump pits. No sump pump shall
be connected to a sewer.
10.
ELEVATOR MACHINE ROOMS:
10.1
Elevator machine rooms shall be large enough to install the
elevator equipment, including space for controllers. Clearances
for control equipment shall be not less than that required by the
National Electrical Code, and with enough working space between
the various items of equipment for maintenance purposes. It must
be possible to remove major equipment components of each elevator
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