Layout and zoning of the educational environment
A fully functional educational building must include a wide range of functional rooms. These include standard classrooms, lecture halls, specialized laboratories with separate preparation rooms, workshops for vocational training, a library, an assembly hall, and a cafeteria (or buffet). Recreational and sports zones are designed for physical development and short rests. The building's operation is supported by an administrative and utility block, a lobby with a checkroom, and restrooms.
The internal structure of the classroom itself is also strictly regulated. For an effective educational process, the room is divided into the following sectors:
- Students' working area — the space where desks and chairs are located.
- Teacher's working area.
- Additional space — areas for storing educational and visual aids, installing interactive whiteboards, and other technical equipment.
- Zone for individual studies — an area for isolated work or active student engagement.
A key parameter is area. In traditional frontal learning, at least 2.5 m² must be allocated per person, and for group forms or individual studies, this standard increases to 3.5 m². The ceiling height of any classroom must be at least 4 meters.
Air and thermal comfort
A stable microclimatic condition prevents the body from overheating or hypothermia, which is critically important for physiological adaptation. The specified parameters are maintained through the rational use of heating and ventilation systems.
In rooms where people stay for long periods, the air temperature should be 18–20 °C. Relative humidity is maintained within 40–60 %, which prevents drying of the respiratory mucous membranes. Air velocity is strictly limited to 0.2–0.4 m/s to ensure adequate air exchange without creating drafts.
Lighting regime: natural and artificial light
Lighting is a crucial factor in preventing visual fatigue. Natural light is evaluated via the natural light factor (NLF). In classrooms, it must not be lower than 1.5 % (measured at a distance of one meter from the wall opposite the windows).
The correct orientation of light openings is of great importance:
- Windows of standard classrooms face south, southeast, and east.
- Rooms where bright direct sunlight creates glare or interferes with work (technical drawing, art, computer science) are oriented toward the north, northeast, and northwest.
Artificial lighting is implemented primarily using fluorescent lamps (e.g., LB, LHB, LDC) as part of the general lighting system. Specialized fixtures (types LSO02-2×40, LPO28-2×40, and similar) are used in classrooms and workshops.
The illumination level on the working surface of a desk must not drop below 300 lx, while 500 lx is considered optimal. Special attention is paid to the chalkboard: spotlights are used for it — two mirror fixtures mounted parallel to the board's surface.
Briefly: answers to topical questions
What functional groups of premises should be provided in a full-fledged educational institution building?
The building of an educational institution must provide the following set of functional premises.
- Educational premises — classrooms, studies, lecture hall.
- Practical premises — laboratories with preparation rooms, rooms for vocational training.
- Common areas — library, assembly hall, cafeteria (buffet).
- Activity zones — recreational, play, educational and sports premises.
- Service and sanitary zones — administrative and utility rooms, restrooms, lobby with checkroom.
What hygienic requirements apply to the marking of school furniture and the seating arrangement of students?
School furniture and student seating are subject to requirements that ensure correct posture and adequate lighting.
- Furniture marking — chairs and desks must form a single set, belong to the same furniture group, and have appropriate color coding.
- Desk arrangement — student furniture is installed along the load-bearing light wall.
- Seating illumination — each student's workstation must have strictly left-sided lighting.
To memorize microclimate standards, use the acronym TVA: Temperature (18–20), Velocity (air movement 0.2–0.4), Air humidity (40–60) [Note: adjusted to match Russian mnemonic structure while keeping English medical terms].
Class and exam questions
Where and how is the natural light factor (NLF) measured?
The NLF is measured on the working surface at a distance of 1 meter from the wall opposite to the light openings (windows). Normally, it should be at least 1.5%.
Why are computer science and art classrooms not oriented to the south?
In these rooms, direct sunlight creates glare on monitors and interferes with accurate color rendering or drawing work. Therefore, their windows face north, northeast, or northwest.
How should the chalkboard be illuminated?
Special spotlights are used for the blackboard. These are two mirrored fluorescent fixtures installed parallel to the board itself.
What else to study on this topic
- Organization of the workstation in laboratories and preparation rooms
- Specifics of planning premises for vocational training and workshops
- Features of using LB, LHB, LDC type fluorescent lamps
- Calculation of artificial illumination: formulas and evaluation methods
- Requirements for the organization of recreational and educational-sports premises
Master the entire topic in the "Hygiene" course
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Other topics in "Chapter 10. Basics of Child and Adolescent Hygiene"
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