MIL-HDBK-1191
High Rise Building. A building greater than 23 m (75 ft) in
height where the building height is measured from the lowest
level of fire department vehicle access to the floor of the
highest occupiable story.
High Risk Facilities (Seismic). A seismic damage risk
classification category. Facilities in this category are
recognized as warranting a higher level of damage risk than the
average building but less than for an essential facility.
Efforts to control damage due to earthquake in this category are
intermediate. (See Section 6).
Histology.
Study of the microscopic structure of tissue.
Horizontal Exit. A way of passage from one building to an area
of refuge in another building on approximately the same level, or
a way of passage through or around a fire barrier at
approximately the same level that affords safety from the fire
and smoke originating from an area of incidence and areas
communicating therewith.
Hospital. A health treatment facility capable of providing
definitive inpatient care. It is staffed and equipped to provide
diagnostic and therapeutic services in the fields of general
medicine and surgery and preventative medicine services, and has
the supporting facilities to perform its assigned mission and
functions. A hospital may, in addition, discharge the functions
of a clinic
Hospital Bed. A bed for an adult or child patient. Bassinets
for newborns in maternity units, beds in labor rooms, recovery
rooms, and other beds used exclusively for emergency purposes are
not included in this definition.
HVAC.
Heating, Ventilation, and Air-Conditioning.
HW.
Hazardous Waste.
Hyperbaric.
Pressures above atmospheric pressure.
Hypobaric.
Pressures below atmospheric pressure.
IBS.
Integrated Building System.
ICU.
Intensive Care Unit.
IDS.
IES.
Illuminating Engineering Society.
IFB.
Invitation for Bids.
Illuminated, Externally. An illumination source contained
outside the device that is to be illuminated.
GLOS-19
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