Main contents of identification of dangerous and harmful factors

1. Factory address

Analysis is carried out from the aspects of engineering geology, topography, hydrology, natural disasters, surrounding environment, meteorological conditions, transportation conditions, fire protection support, etc.

2. Factory layout

(1) General drawing: functional (production, management, auxiliary production, living area) partition layout; layout of facilities for high temperature, hazardous substances, noise, radiation, flammable and explosive dangerous goods; layout of process flow;

Layout of buildings and structures; orientation, wind direction, fire separation distance, safety distance, health protection distance, etc.

(2) Transportation lines and docks: factory roads, factory railways, dangerous goods loading and unloading areas, and factory docks.

3. Build (structure) buildings

Fire resistance level, structure, fire protection, explosion protection, safe evacuation, orientation, lighting, transportation access, etc.

4. Production process

Materials (toxic, corrosive, explosive materials), temperature, pressure, speed, operating and control conditions, accidents and out-of-control conditions, etc.

5. Production equipment and devices

(1) Chemical equipment and devices: high temperature, low temperature, corrosion, high pressure, vibration, key equipment, control, operation, maintenance and emergency abnormal situations when faults and errors occur.

(2) Mechanical equipment: moving parts and workpieces, operating conditions, maintenance operations, misoperation and misoperation.

(3) Electrical equipment: power outage, electric shock, fire, explosion, misoperation and misoperation, static electricity, lightning.

(4) Highly dangerous equipment and equipment working at heights.

(5) Special individual equipment and devices: boiler room, acetylene station, oxygen station, oil warehouse, dangerous goods warehouse, etc.

(6) Dust, poison, noise, vibration, radiation, high temperature, low temperature and other harmful operating parts.

(7) Management facilities, accident emergency rescue facilities and auxiliary production and living and health facilities.