41. Warning for a railroad crossing with more than 1 railway

This traffic sign indicates a warning for a railroad crossing with more than 1 railway. It alerts drivers to a level crossing with two or more railway tracks, meaning multiple trains may pass—possibly in succession and from either direction. Drivers should check carefully before crossing – a second train may come after the first. Never proceed until you’re sure all tracks are clear.

Warning for a railroad crossing with more than 1 railway.

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42. Warning for trams

This traffic sign indicates a warning for trams. It alerts road users to the presence or crossing of trams ahead. Drivers should slow down and be prepared for trams crossing or sharing the road. Yield where required (trams often have priority). Be alert for tracks embedded in the road and for trams approaching quietly.

Warning for trams.

© via Wikimedia.org

43. Warning for a tunnel

This traffic sign indicates a warning for a tunnel. It alerts drivers that they are approaching a tunnel — where lighting, ventilation, or driving conditions may differ from open roads. Drivers should turn on headlights before entering and be prepared for reduced visibility. Avoid stopping or overtaking in the tunnel and be cautious of height and width restrictions.

Warning for a tunnel.

© via Wikimedia.org

44. Warning for a road with two-way traffic

This traffic sign indicates a warning for a road with two-way traffic. It alerts drivers they are entering or approaching a two-way traffic section, often after having driven on a one-way or divided road. Drivers should be aware of oncoming traffic and avoid overtaking unless it is clearly safe.

Warning for a road with two-way traffic.

© via Wikimedia.org

45. Access prohibited

This traffic sign indicates access is prohibited. The "Access Prohibited" sign indicates that all vehicles (and sometimes all road users) are not allowed to enter a road or area.

Access prohibited.

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46. Cars prohibited

This traffic sign indicates cars are prohibited. It means that cars are not allowed to enter or drive past the sign. Only passenger cars (and sometimes similar private vehicles) are prohibited. Other vehicles like buses, motorcycles, or bicycles may be allowed unless separately restricted.

Cars prohibited.

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47. Cyclists prohibited

This traffic sign indicates cyclists are prohibited. It means that bicycles (cyclists) are not allowed to enter or use the road beyond this point. Other vehicles (cars, pedestrians, etc.) may be allowed, unless separately restricted.

Cyclists prohibited.

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48. Direction prohibited (road with one-way traffic)

This traffic sign indicates direction is prohibited for all drivers, the road has one-way traffic. The "Direction Prohibited" sign means that entry from this direction is not allowed — it prohibits traffic from entering a street or road. No vehicles are allowed to enter from this side. Vehicles may still exit from the other end (it's often a one-way street in the opposite direction)

Direction prohibited (road with one-way traffic).

© via Wikimedia.org

49. Horsecarts prohibited

This traffic sign indicates horsecarts are prohibited. It means that animal-drawn vehicles, such as horsecarts, are not allowed beyond this point. Other vehicles (cars, bicycles, etc.) may still be allowed unless restricted by other signs.

Horsecarts prohibited.

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50. Mopeds prohibited

This traffic sign indicates mopeds are prohibited. It means that mopeds are not allowed beyond the point where the sign is placed. Class A and/or B mopeds prohibited (depending on local regulations). Other vehicles (bicycles, motorcycles, cars) may still be allowed unless otherwise indicated.

Mopeds prohibited.

© via Wikimedia.org