The RTS-003 is a 4-aspect traffic signal commonly seen in Ireland, indicating movements like going straight ahead. These signals manage traffic flow at junctions and crossings, ensuring priority is given correctly. You must always obey the aspect that applies to your specific lane or vehicle type, proceeding only when it's safe and the way ahead is clear. Be aware that sometimes other signals, like filter arrows or pedestrian signals, might have different aspects shown simultaneously.
This section provides a detailed interpretation of the 4 Aspect Traffic Signal (RTS-003), crucial for your Irish driving theory test revision. Understanding its specific aspects ensures you correctly navigate traffic, a key element in mastering road sign meaning and traffic sign explanation.
Traffic signals regulate priority where conflicting movements cannot safely proceed together. This signal display may apply to general traffic, turning traffic, buses, cyclists, pedestrians, or railway crossings depending on its symbol and position. Always match the signal to your lane and road-user type, then proceed only when the signal permits it and the way ahead is clear.
4 Aspect Traffic Signal with Green Go Straight controls a specific traffic movement, crossing, lane, vehicle type, or signal sequence. Drivers must obey the aspect that applies to them and wait when the signal does not permit movement.
Get clear, practical answers to the most common questions about the RTS-003 - 4 Aspect Traffic Signal with Green Go Straight road sign. Learn how the sign works, what rules it represents, and how it affects real driving situations. This FAQ strengthens your understanding and supports accurate decision making for the Irish driving theory exam in Ireland.
The RTS-003 signal indicates traffic light phases that control specific movements. When you see a green aspect (often a 'go straight' symbol or general green light), it means you may proceed in that direction, provided the junction or crossing is clear. Always match the signal to your lane and intended movement.
If the RTS-003 signal shows a red aspect, or a red arrow, you must stop before the stop line or pedestrian crossing. Do not proceed until the signal changes to green or an applicable filter arrow is displayed and the way is clear. Passing a red signal is a serious offence and a common theory test trap.
Yes, traffic lights can have multiple aspects. The RTS-003 might be part of a larger signal head that includes separate signals for buses, cyclists, filter arrows for turning traffic, or even flashing amber signals. You must only obey the signal that specifically applies to your lane and movement.
A common trap is not correctly identifying which signal applies to your lane, especially when filter arrows or other specific signals are present. Another mistake is proceeding when the way ahead is blocked, even if the light is green. Always ensure the junction is clear before moving off.
You should always be prepared for the signal to change. If you see a green light, be aware that it may soon change to amber, requiring you to stop if safe to do so. If you see a filter arrow, understand that its presence might change the priority for other traffic movements.
A clear reference image of the RTS-003 - 4 Aspect Traffic Signal with Green Go Straight road sign used in Ireland.

The RTS-003 - 4 Aspect Traffic Signal with Green Go Straight road sign may also be known by these alternative names or terms.
The RTS-003 - 4 Aspect Traffic Signal with Green Go Straight road sign is part of the Traffic Signals category, which groups together signs with similar rules and functions.
Reviewing related traffic signals like the 4 Aspect Traffic Signal helps you distinguish key differences for accurate Driver Theory Test revision. This focused traffic sign comparison sharpens your recognition skills, reducing confusion and improving your recall of Irish road rules.

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After reviewing all Irish road signs, strengthen your knowledge further by exploring specific categories or taking dedicated practice questions. This targeted approach helps solidify your recognition and recall skills, ensuring you are fully prepared for the visual sections of your Driver Theory Test.
All Irish Road Signs List