Madinah General Dept. of Traffic Truck & Bus
Practice mode· Heavy vehicle skillsMadinah General Dept. of Traffic - Saudi Heavy Vehicle Skills Test 1
First set of questions on truck and bus operation: braking distances, load stability, blind spots, turning space and vehicle checks. Master the skills unique to heavy vehicles.
When following another vehicle on a Saudi highway in a fully loaded 40-tonne articulated truck, what following distance approach should you use?
The other 12 questions in this test
Read them all. The answer and the reason for each, and the timed 22-question run, are in the Saudi Driving Theory Online Practice Bank.
- Q11Heavy vehicle
A heavy truck is equipped with a speed limiter. The limiter is set to 90 km/h. A traffic sign shows a 110 km/h limit. What must the driver do?
- AComply with the lower of the two limits, which is the 90 km/h speed limiter setting; the vehicle must not exceed the limiter regardless of the posted limit
- BOverride the speed limiter because posted road signs always take priority over vehicle settings
- CDrive at 110 km/h only on multi-lane roads where overtaking lanes are available
- DRemove the speed limiter fuse temporarily and drive at the posted speed
Answer and explanation in the bank
- Q12Heavy vehicle
Which tyre check is most important during a pre-trip inspection of a heavy truck in Saudi Arabia's hot climate?
- ACheck tyre pressure when cold, inspect for cuts, bulges, uneven wear, and embedded objects, and check that all wheel nuts are properly torqued
- BOnly check that tyres appear inflated visually; precise pressure measurement is needed only at service intervals
- CInflate tyres to the maximum sidewall pressure rating before each trip to compensate for heat expansion
- DCheck tread depth only; pressure and sidewall condition are secondary concerns
Answer and explanation in the bank
- Q13Heavy vehicle
During a pre-trip brake check on a truck with air brakes, the driver builds pressure to maximum, turns off the engine, and observes the gauges. If the pressure drops more than approximately 10 psi in one minute, what does this indicate?
- AThere is a significant air leak in the braking system that must be located and repaired before the vehicle is driven
- BThe air dryer is working correctly and removing moisture from the system
- CThe pressure drop is normal and the vehicle is safe to drive
- DThe spring brakes need adjusting at the next scheduled service
Answer and explanation in the bank
- Q14Heavy vehicle
What should a heavy truck driver check regarding lights and reflectors during a pre-trip inspection?
- AOnly the headlamps and brake lights need checking; marker lights are optional on trailers
- BLights only need checking at night or in bad weather
- CAll headlamps, indicators, brake lights, reverse lights, and reflective markers on the vehicle and trailer must be clean, undamaged, and functioning
- DOnly lights visible from the front of the vehicle are required by law
Answer and explanation in the bank
- Q15Heavy vehicle
A driver carries out a pre-trip inspection and finds that one of the dual rear tyres is flat while its twin appears correctly inflated. What action must be taken?
- ADrive carefully to the nearest tyre workshop at reduced speed, as the good tyre can handle the load for short distances
- BInflate the flat tyre to double the normal pressure to compensate, then drive to the next stop
- CReplace or repair the flat tyre before moving the vehicle; operating on a single tyre in a dual fitment overloads the remaining tyre and can cause its sudden failure at speed
- DIt is acceptable to drive on a single tyre in a dual fitment as long as the vehicle is not fully loaded
Answer and explanation in the bank
- Q16Heavy vehicle
Saudi Arabia requires heavy truck and bus drivers to observe mandatory rest periods to prevent fatigue. What is the general principle regarding continuous driving time before a rest break?
- ADrivers must stop and rest at regular intervals during long trips and never drive while tired
- BDrivers may drive continuously for 24 hours as long as they feel alert
- CRest breaks are only required for night driving
- DFatigue rules apply only to drivers carrying passengers, not freight drivers
Answer and explanation in the bank
- Q17Heavy vehicle
Which sign is a reliable indicator that a heavy truck driver is becoming dangerously fatigued?
- ADifficulty staying in the lane, heavy eyelids, missing road signs or turns, and microsleeps (brief involuntary sleep episodes)
- BFeeling slightly hungry and thinking about the next fuel stop
- CFinding the radio less interesting than usual
- DChecking the mirrors more often than normal
Answer and explanation in the bank
- Q18Heavy vehicle
A truck driver is halfway through a long overnight desert crossing and begins to feel very drowsy. What is the safest action?
- AOpen the windows and turn up the radio to stay awake for the remainder of the journey
- BPull off the road safely, park with hazard lights on, take a rest or short sleep, and only continue driving when fully alert
- CDrink strong coffee and continue driving at a reduced speed
- DAccelerate to reach the destination sooner and reduce total driving time
Answer and explanation in the bank
- Q19Heavy vehicle
Under Saudi driving-hours rules, what is the employer's responsibility regarding driver fatigue?
- AFatigue is entirely the driver's personal responsibility; the employer has no legal duty
- BThe employer is only responsible if the driver reports fatigue in writing before the trip
- CEmployers can grant waivers for drivers to drive beyond the legal limit if cargo is time-sensitive
- DEmployers must not require or instruct drivers to drive in violation of hours-of-service rules and must schedule trips so rest requirements can be met
Answer and explanation in the bank
- Q20Heavy vehicle
A bus driver notices a passenger standing in the aisle while the bus is moving on a highway. What must the driver do?
- AContinue driving and ask the passenger verbally to sit down without stopping
- BSlow down to 30 km/h to reduce the risk to the standing passenger
- CA standing passenger in the aisle is permitted if all seats are occupied
- DStop safely and instruct the passenger to sit down before continuing the journey
Answer and explanation in the bank
- Q21Heavy vehicle
What precaution must a bus driver take at an unsupervised bus stop when children are boarding or alighting?
- ASound the horn twice to signal that children should move and then drive away slowly
- BBegin moving as soon as the doors have closed, regardless of children's position
- CWait until all children have moved clear of the bus and onto the pavement before moving off, and check mirrors thoroughly for children who may be in blind spots
- DOnly the last child off the bus must be seen in the mirror before moving
Answer and explanation in the bank
- Q22Heavy vehicle
A bus driver discovers that the emergency exit door at the rear of the bus is jammed and will not open. What should the driver do?
- AContinue operating the route because the front door provides an alternative exit
- BInform passengers of the problem verbally and ask them to use the front door only in an emergency
- CTake the bus out of service immediately and not carry passengers until the emergency exit is repaired and functioning correctly
- DBlock the rear seats off and continue operating with the reduced passenger capacity
Answer and explanation in the bank
Every answer above, with the rule it comes from, plus the full 22-question timed test.
Get the Saudi Driving Theory Online Practice Bank - SAR 39What this test covers
Topics include road signs, traffic signals, right of way, roundabouts, speed limits, seat belts, fines and penalties, and the safe-driving rules specific to your vehicle category. Full question-by-question feedback with explanations is shown immediately after you finish the test above.
Frequently asked questions
How many questions is the Madinah General Dept. of Traffic truck & bus theory test?
The official General Dept. of Traffic truck & bus theory test in Madinah has 35 questions and you need 22 correct (63%) to pass. This practice test has 22 questions.
Is this the real exam?
These are practice questions to help you revise, written to the published rules and to what candidates report from the real test. They are not the official Saudi exam and the real question bank, format, fees and pass mark are set by the General Department of Traffic (Moroor) and the driving schools, and can change. Always confirm the current requirements with your driving school or the traffic department.
Is this practice test free?
The first 10 questions are free, with no signup, and each shows the answer and the reason. The full 22-question test, timed, is in the Saudi Driving Theory Online Practice Bank (SAR 39, one payment), with every question in the bank.
What does the Madinah truck & bus theory test cover?
Road signs, traffic signals, right of way, roundabouts, speed limits, seat belts, penalties and safe-driving rules, plus the handling and safety topics specific to your vehicle.