Bulgaria ADR Driver study materials
Bulgaria ADR Driver study resources

Bulgaria ADR Driver flashcards

Bulgaria ADR Driver · Build recall with a focused review session.

32 cards. Read the term and the definition here. The deck at the top of this page is optional.

ADR certificate validity
A driver's ADR training certificate is valid for five years. Refresher training within the 12 months before expiry allows renewal without a gap in validity.
Written instructions
A document the carrier gives the driver, in a language the driver reads, describing the load, its hazards and the immediate actions in an emergency.
Packing group
A classification of danger level: I for high danger, II for medium danger, III for low danger, assigned to each substance in ADR Table A.
UN number
A four-digit number that identifies a dangerous substance or article internationally, used on documents, orange plates and package markings.
Class 4.3 hazard
Substances which, on contact with water, emit flammable gases. They must be kept dry and never loaded with acids or water-releasing goods.
UN packaging mark
The code on a UN-tested packaging showing the UN symbol, packing group letter, design type, year of manufacture and manufacturer, confirming type approval.
IBC periodic inspection
Intermediate bulk containers must be periodically inspected and tested, typically every 2.5 or 5 years depending on type, and marked with the results.
Tank inspection intervals
Tanks require periodic inspection every 2.5, 5 or 6 years, intermediate inspection every 1 to 3 years, and an annual internal and external check.
Orange plate
A 30 by 40 cm plate at the front and rear of the vehicle showing the UN number above and the hazard identification number below.
Placard size
Placards are 25 by 25 cm diamonds, placed on both sides and the rear of the transport unit, matching the label of the goods carried.
Transport document content
A document stating UN number, proper shipping name, class, packing group, number and description of packages, total quantity, consignor and consignee.
Load securing
Packages must be secured against movement, stacked within their compression strength, and kept away from sharp edges that could damage them.
Loading engine rule
During loading and unloading the engine must be switched off, the parking brake applied, and wheel chocks used if the vehicle is on a slope.
Smoking prohibition
Smoking, open flames and lighters are prohibited in the cab and near the vehicle during loading, unloading and transport of dangerous goods.
Supervised parking
The vehicle must be kept under supervision or in a safe, secure place, away from dwellings, public assembly, open fires and sources of ignition.
Breakdown actions
Place warning triangles at the required distance, switch on hazard lights, keep the load safe, and call the emergency services if the load is at risk.
Emergency number
In Bulgaria the emergency number is 112; the caller states the UN number, proper shipping name, class, location and any injuries.
Spill control
Stop the leak if safe, contain with absorbent material, keep the spill out of drains and watercourses, and never use water on class 4.3 goods.
Firefighting media
Use foam or dry powder for class 3 fires and dry powder for class 2; never use water on class 4.3 goods or on live electrical equipment.
Tunnel category sign
A sign with a letter A to E showing the tunnel category; the goods' tunnel restriction code must be compared with it before entering.
Tunnel restriction code
A code in ADR Table A column 15 combining letters and numbers, such as B1000C, which determines whether the goods may use a given tunnel category.
Tunnel incident
Stop, switch on hazard lights, call 112, follow the tunnel operator's instructions, and do not attempt to turn the vehicle around inside the tunnel.
Mixed loading rule
Class 1 goods may only be loaded with compatible class 1 goods; class 5.1 must not be loaded with class 4.1, 4.2 or 4.3 goods.
Foodstuff segregation
Foodstuffs, animal feed and personal items must not be loaded in the same compartment as toxic, infectious or corrosive dangerous goods.
PPE for drivers
Gloves, safety goggles, protective clothing, safety boots and a high-visibility vest, with additional dosimetry for class 7 where required.
Vehicle safety equipment
Fire extinguishers, warning triangles, wheel chocks, a torch, a first-aid kit and a high-visibility vest for each crew member.
Spill prevention
Prevent spills from reaching drains, watercourses and soil by containing them at the source with absorbent material before they spread.
Hazardous waste handling
Contaminated absorbents, PPE and packaging are hazardous waste; collect them in labelled containers and hand them to an authorised waste operator.
Class 1 compatibility group
A letter A to S assigned to explosives; mixed loading is only allowed between goods of compatible groups as set out in ADR 7.5.2.
Class 7 category label
A label showing I-WHITE, II-YELLOW or III-YELLOW, determined by the radiation level at the package surface and at one metre.
Class 2 cylinder stowage
Cylinders must be secured upright, valves protected, and the vehicle ventilated; toxic gases require additional precautions and equipment.
Class 1 smoking rule
Smoking and open flames are absolutely prohibited during the carriage of class 1 goods, and the load must be secured and segregated as required.