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Space Utilization
Room Type Code Definitions

100 Classroom Facilities

110 Classroom
A room used by classes that does not require special-purpose equipment for student use.

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115 Classroom Service
A room that directly serves one or more classrooms as an extension of the activities in those rooms.

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120 Seminar Room
A room used on a regular basis for a meeting of a small group of students engaged in advanced study for informal discussion and exchange of information under the direction of a member of the faculty.

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125 Seminar Room Service
A room that directly serves one or more seminar rooms as an extension of the activities in those rooms.

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200 Laboratory Facilities

210 Class Laboratory
A room used primarily for formally or regularly scheduled classes that require special-purpose equipment (other than computer equipment) for student participation, experimentation, observation, or practice in a field of study.
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212 Data Processing/Class Laboratory
A room used primarily by regularly scheduled classes that require computer equipment for student participation, experimentation, observation, or practice in a field of study.

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215 Class Laboratory Service
A room that directly serves one or more class laboratories as an extension of the activities in those rooms.

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220 Open Laboratory
A non-research laboratory used primarily for individual or group instruction that is informally scheduled, unscheduled, or open.

Included in this category are rooms generally called music practice rooms, and language laboratories or studios used for individualized instruction.

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225 Open Laboratory Service
A room that directly serves one or more open laboratories as an extension of the activities in those rooms.

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230 Individual Study Laboratory
NO LONGER USED. See 220 Open Laboratory.

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235 Individual Study Laboratory Service
NO LONGER USED. See 225 Open Laboratory Service.

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250 Non-Class Wet Laboratory
A room used for laboratory application, research, and/or training in research methodology that requires special-purpose equipment (e.g., bench space, sinks, fumehoods) and/or special purpose utilities (e.g., piped services) that enables that room to be used for staff and/or student experimentation or observation.

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251 Non-Class Dry Laboratory
A room used for laboratory application, research, and/or training in research methodology that does not require special-purpose equipment (e.g., sinks, fumehoods) and/or special utilities (e.g., piped services) that enables that room to be used for staff and/or student experimentation or observation.

Examples of non-class dry laboratories include rooms used for conducting paper or book research, collecting clinical or epidemiological data for research purposes or non-class laboratories using electronic equipment not requiring special-purpose equipment or utilities to support that electronic equipment.

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252 Non-Class Electronic Data Processing Laboratory
A room equipped for laboratory application, research, and/or training in research methodology that conducts electronic data processing requiring special-purpose equipment (e.g., raised floors, increased bench space) and/or special-purpose utilities (e.g., electrical, air conditioning).

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254 Dark Room
A room that directly services one or more non-class laboratories by housing photography development or similar equipment.

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255 Non-Class Laboratory Service
A room that directly services one or more non-class laboratories as an extension of the activities in those rooms.

Supporting rooms equipped with special-purpose equipment and/or utilities used as darkrooms, glass wash rooms, warm rooms, cold rooms, and electron microscopes are service rooms in themselves and have their own Room Type codes (see Room Type Codes 254, 256, 257, 258, and 259).

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256 Glass Wash
A room that directly serves one or more non-class laboratories by housing that equipment that cleans and sanitizes glassware and other equipment used in the laboratories.

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257 Warm Room
An environmentally controlled room that directly serves one or more non-class laboratories as an extension of the activities in those rooms.

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258 Cold Room
An environmentally controlled room that directly serves one or more non-class laboratories as an extension of the activities in those rooms.

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259 Electron Microscope
A room that directly services one or more non-class laboratories by housing one or more electron microscopes.

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260 Clean Room
A room that directly serves one or more non-class laboratories in which the air quality, temperature and humidity are highly regulated in order to protect sensitive equipment and materials from contamination.

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300 Office Facilities

310 General Office
An office used by individuals other than faculty or administrative staff working at one or more desks, tables, or workstations. Examples of this are lab managers and post-docs.

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312 Data Processing/Office Related
A room equipped for data processing for one or more offices within a single department or division.

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315 Office Service
A room that directly serves an office or group of offices as an extension of the activities in those rooms.

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316 Private Toilet
A toilet that the general public is restricted from using.

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320 Administrative Office
An office used by administrative staff working at one or more desks, tables, or workstations. Administrative staff provide services that benefit common or joint departmental activities or objectives in academic departments and academic dean's offices. Activities in such rooms would be associated with IDC code 89, Departmental Administration and Support.

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325 Administrative Office Service
A room that directly serves one or more administrative offices as an extension of the activities in those rooms.

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330 Faculty Office
An office occupied by a faculty member working at one or more desks, tables, or workstations. Post-docs are not considered faculty members. (See 310 General Office)

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335 Faculty Office Service
A room that directly serves one or more faculty offices as an extension of the activities in those rooms.

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350 Conference Room/Office Related
A room serving offices and used primarily for staff meetings and departmental activities other than instructional activities.

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355 Conference Room Service/Office Related
A room that directly serves one or more conference rooms as an extension of the activities in those rooms.

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400 Study Facilities

410 Reading/Study Room
A room used by individuals to study at their convenience.

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412 Data Processing/Study Room
A room used by individuals to study, that contains special computer equipment necessary for student participation.

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420 Stack
A room or portion of a room used to provide shelving for library or audio/visual materials.

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430 Open Stack Study Room
A room that is a combination of a reading room and stack, generally without physical boundaries between the stack and reading areas.

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440 Library Support
A room or area used for activities in support of library functions.

Examples: Reference desk and circulation desk areas; card, microfiche, on-line search catalog area; bookbinding; multimedia materials processing areas.

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455 Study Service
A room that directly serves study rooms, stacks, or open stack study rooms, or processing rooms as a supporting service to those rooms.

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500 Special Use Facilities

510 Armory
A room or area used by Reserve Officer Training Corps (ROTC) and ancillary units for military training and/or instructional activities.

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515 Armory Service
A room that directly serves as armory facility as an extension of the activities of that facility.

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520 Athletic/Physical Education
A room or area used by students, staff, or the public for athletic/physical education activities.

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523 Athletic Facilities Spectator Seating
The seating area used by students, staff, or the public to watch athletic events.

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525 Athletic/Physical Education Service
A room that directly serves an athletic/physical education facility as an extension of the activities in that facility.

Includes locker rooms, shower rooms, and dressing rooms.

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530 Media Production
A room used for the production or distribution of multimedia materials or signals.

Includes rooms generally called television studios, radio studios, sound studios, photography studios, video or audio cassette and software production or distribution rooms, and media centers.

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535 Media Production Service
A room that directly serves a media production or distribution room as an extension of the activities in that facility.

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540 Clinic/Non-Health Professions
A room used for the diagnosis and/or the treatment of patients in a program other than medicine (human or veterinary), dentistry, and student health care.

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545 Clinic Service/Non-Health Professions
A room that directly services a clinic facility as extension of the activities in that facility.

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550 Demonstration
A room or group of rooms used to practice within an instructional program the principles of certain disciplines such as teaching child care or development, and home economics.

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555 Demonstration Service
A room that directly serves a demonstration facility as extension of the activities in that facility.

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560 Field Building
A barn or similar structure for animal shelter or the handling, storage, and/or protection of farm products, supplies, and tools, and for field experiments.

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570 Animal Research Quarters
A room that houses laboratory animals maintained by the institution for research and/or instruction purposes.

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575 Animal Research Quarters Service
A room that directly serves an animal care facility as an extension of the activities of that facility.

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576 Cage Wash
A room that contains equipment for cleaning and sanitizing cages that house laboratory animals.

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580 Greenhouse
A building or room, usually composed chiefly of glass or other light transmitting material, for the cultivation and/or protection of plants.

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585 Greenhouse Service
A room that directly serves a greenhouse facility as an extension of the activities in that facility.

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590 Other
A category of last resort.

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600 General Use Facilities

610 Assembly
A room designed and equipped for the assembly of large numbers of persons for such events as dramatic, musical, devotional, livestock judging, or commencement activities.

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615 Assembly Service
A room that directly serves an assembly facility as an extension of the activities in that facility.

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620 Exhibition
A room used for exhibition of materials, works of art, artifacts, etc., and intended for general use by faculty, students, staff and the public.

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625 Exhibition Service
A room that directly serves an exhibition facility as an extension of the activities in that facility.

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630 Food Facilities
A room used for eating food.

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635 Food Facilities Service
A room that directly serves a food facility as an extension of the activities in that facility.

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640 Day Care
A room used to provide day or night, child or elderly adult care as a non-medical service to members of the institutional community.

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645 Day Care Service
A room that directly serves a primary activity room in a day care center as an extension of the activities in that room.

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650 Lounge
A room used for rest and relaxation.

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655 Lounge Service
A room that directly serves a lounge facility, such as a kitchenette.

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660 Merchandising
A room used to sell products or services. Includes bookstores, post offices, campus food stores, and walk-away vending machine rooms.

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665 Merchandising Service
A room that serves a merchandising facility as an extension of the activities in that room.

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670 Recreation
A room used by students, staff, and/or the public for recreational purposes.

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675 Recreation Services
A room that directly serves a recreation facility as an extension of the activities in that facility.

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680 Meeting Room
A room used for a variety of non-class meetings.

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685 Meeting Room Service
A room that directly serves a meeting room as an extension of the activities in that room.

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690 Locker Room
NO LONGER USED. See the following or other service codes:

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700 Supporting Facilities

710 Central Computer or Telecommunications
A room used as a computer-based data processing or telecommunication center with applications broad enough to serve the overall administrative or academic primary equipment needs of a central group of users, departments, college, school, or entire institution.

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715 Central Computer or Telecommunications Service
A room that directly serves a central computer or telecommunications facility as an extension of the activities in that facility.

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720 Shop
A room used for the manufacture, repair, or maintenance, of products or equipment. Does not include instructional shops (see 210).

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725 Shop Service
A room that directly serves a shop facility as an extension of the activities in that facility.

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730 Central Storage
A room or building that is used to store equipment or materials that serves multiple room type (use) categories, organizational units, or buildings. The concept of central or general is the key to applying this code correctly. The vast majority rooms in the University are service rooms that directly support a primary activity room or room group; for example a paper storage room (see 315) can serve several offices in an area. See the following or other service room codes:

Service storage rooms are somewhat closer to to the areas they serve and are used more than occasionally. Central storage areas include areas commonly called warehouses, surplus storage, central campus supply or storage, and inactive storage. It also includes storage rooms in a building or building area that serve multiple room type (use) categories and which are used for general or surplus (e.g., furniture, equipment) collection or storage. The 730 code can usually be used for all storage areas that do not qualify as service rooms.

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735 Central Storage Service
A room that directly serves a warehouse/central storage facility as an extension of the activities in that facility.

Central storage service rooms are typically limited to support rooms associated with the transporting of materials in and out of large central storage facilities and warehouses such as hand truck storage rooms.

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740 Vehicle Storage Facility
A room or structure that is used to house and/or store vehicles.

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745 Vehicle Storage Facility Service
A room or structure used to service vehicles.

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750 Central Service
A room or area that is used for the processing, preparation, testing, or delivery of a complex-central or campus-wide service. The central service delivery may be provided by special equipment, human activity, the special availability of space, or any combination of activities.

Includes centralized food stores and laundries which typically serve the occupants or activities of more than one building; central facilities for printing and duplicating services, and central mail facilities.

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755 Central Service Support
A room that serves a central service facility as an extension of the activities in that facility.

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760 Hazardous Materials (Central )
A centralized facility used for the storage, treatment, or disposal of hazardous or toxic waste materials.

Does not include temporary storage or disposal sites located near or adjacent to instructional or research facilities.

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765 Hazardous Materials Service
A facility that serves a centralized facility used for the storage, treatment, or disposal of hazardous or toxic waste materials.

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800 Health Care Facilities

810 Patient Bedroom
A room equipped with a bed and used for patient care.

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815 Patient Bedroom Service
A room that directly serves one or more patient bedrooms as an extension of the activities in that room.

Includes patients lounges, children's play rooms, and linen closets if not included in the 810 space.

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820 Patient Bath
A room containing patient bath and toilet facilities.

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830 Nurse Station
A room or area used by nurses who are supervising and/or administering health care facilities.

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835 Nurse Station Service
A room that directly serves one or more nurse station rooms as a direct extension of the activities in those rooms.

Includes nurses lounges or break rooms, locker rooms, private staff restrooms,utility rooms, storage (e.g., medications, supplies, etc.), formula and medication prep areas, equipment sterilization and other work rooms directly serving the nurse station.

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840 Surgery
A room used for surgery.

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845 Surgery Service
A room that directly serves a surgery room as an extension of the activities in that facility.

Included are recovery rooms, labor rooms, scrub-up rooms, and any other rooms that directly support the activities in the surgery.

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850 Treatment/Examination
A room used for diagnostic and therapeutic treatment.

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855 Treatment/Examination Service
A room that directly serves a treatment/examination room as a direct extension of the activities in that room.

Includes dressing rooms, work preparation areas, and equipment and supply storage areas.

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860 Diagnostic Service Laboratory
A room used to provide diagnostic support services to an entire health care facility.

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865 Diagnostic Service Laboratory Support
A room that directly serves a diagnostic service laboratory as an extension of the activities in that facility.

Included are cadaver storage rooms, morgues, autoclave and centrifuge rooms, and other rooms that directly support a diagnostic service laboratory.

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870 Central Supplies
A room used centrally to store health care supplies in a health care facility. Storage is relatively inactive in comparison to (usually smaller) standard service rooms.

Included are central pharmacy supply and storage rooms, dispensary areas and central linen storage rooms.

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880 Public Waiting
A room used by the public to await admission, treatment, or information within a health care facility.

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890 Staff On-Call Facility
A room or quarters used by health care staff to rest or sleep while on-call to assigned duties within a health facility.

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895 Staff On-Call Facility Service
A room that directly serves a staff on-call room as an extension of the activities in that facility.

Includes kitchens, baths, laundry rooms, lounges, and other rooms which directly serve the on-call quarters.

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900 Residential Facilities

910 Sleep/Study Without Toilet/Bath
One or more residential rooms for one or more individuals typically furnished with beds, wardrobes, desks, and chairs, without an internally connected bath.

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919 Toilet/Bath
A toilet and/or bathroom used only by the occupants of the residential facilities.

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920 Sleep/Study with Toilet/Bath
One or more residential rooms for one or more individuals, typically furnished with beds, wardrobes, desks, and chairs, with an internally connected bath.

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935 Sleep/Study Service
A room that directly serves an individual sleep/study room with or without an internally connected bath.

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950 Apartment
A completed living unit that is not a separate structure.

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955 Apartment Service
A room or area that directly serves an apartment as an extension of the activities in that apartment.

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970 House
A complete living unit that is a separate structure.

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000 Unclassified Facilities

050 Inactive Area
Rooms or areas that are available for assignment to an organizational unit or specific activity but are unassigned or unused for more than 12 months.

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060 Alteration or Conversion Area
Rooms or areas that are temporarily out of use because they are being altered, remodeled, or rehabilitated at the time of the inventory.

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070 Unfinished Area
All potentially assignable areas in new buildings or additions to existing buildings that are not completely finished at the time of the inventory.

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Nonassignable Area (Central Area use only)

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WWW Circulation Area
That nonassignable portion of a building, accessible to the general public, other than elevators and stairways, which is required for physical access to some subdivision of space whether or not directly bounded by partitions.

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WW1 Elevator

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WW2 Stairway accessible to the general public.

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XXX Custodial Area
That portion of the nonassignable area which is the sum of all areas of a building used for its protection, care, and maintenance.

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YYY Mechanical Area
That portion of the gross area designed to house mechanical equipment and utility services.

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YY1 Public Toilet
A toilet that is accessible to all faculty, staff, students, and general public.

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YY2 Electrical Power Switchgear
A room containing electrical power switchgear or transformer(s).

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YY3 Communication Switchgear
A room containing telephone or computer communication switchgear.

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ZZZ Structural Area
That portion of the gross area that cannot be occupied or put to use because of the presence of structural features of the building.

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NAME="YY3"> YY3 Communication Switchgear
A room containing telephone or computer communication switchgear.
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ZZZ Structural Area
That portion of the gross area that cannot be occupied or put to use because of the presence of structural features of the building.

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|   Main Space Utilization Page  |   What's New  |   Annual Space Survey  |
|   Room Type Code Definitions  |   Indirect Cost Codes (Space Function Codes)  |
|   Glossary  |   Space System  |   Reports  |   FAQ  |   People to Contact  |

[Footer graphic with links to Washington University in St. Louis Home Page, Site Search, Directories, and Contact Us pages] Washington University Home Page Washington University Site Search Washington University Phone Book Contact Us