The 'Lane 4 of 4 Closed MLC' road sign (WK-116) is an important instruction you'll encounter during roadworks in Ireland. It warns drivers that the fourth lane out of four will be closed, often due to temporary construction or maintenance. When you see this sign, be prepared for changed traffic conditions, including narrowed lanes, potential workers and machinery, and altered priorities. You must slow down, follow the temporary lane guidance, and maintain a safe distance from road workers and other vehicles.
This crucial road sign, WK-116, warns of lane closures in multi-lane environments, requiring careful observation and adaptation to temporary traffic management. Master this sign's meaning for your theory test revision and safe driving practice on Irish roads.
Roadwork signs in Ireland are used where normal road conditions have been changed by maintenance, construction, utility works, or temporary traffic control. This sign helps drivers understand lane 4 of 4 Closed MLC before entering the affected section. Slow down, follow the temporary alignment, and give road workers and merging traffic more space than usual.
Lane 4 of 4 Closed MLC gives advance notice or an instruction for a temporary roadworks layout. Drivers should expect changed priorities, narrowed lanes, workers, machinery, cones, barriers, and temporary traffic management.
Get clear, practical answers to the most common questions about the WK-116 - Lane 4 of 4 Closed MLC 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.
This sign (WK-116) indicates that the fourth lane of a four-lane road is closed ahead. It's a specific type of roadworks sign used to manage traffic flow through a construction or maintenance zone. Drivers must be aware that normal road conditions are temporarily altered.
When you see the 'Lane 4 of 4 Closed MLC' sign (WK-116), you are prohibited from entering the closed lane or any coned-off safety zones. You must also adhere to any temporary speed limits or lane controls set up in the works area and avoid sudden lane changes, especially near workers or barriers.
You should slow down considerably and prepare to merge or follow the indicated temporary lane alignment. It's crucial to leave extra space for road workers, machinery, and traffic merging from other lanes. Expect the road surface, lane width, and traffic flow to be different from usual.
Yes, temporary roadwork signs like 'Lane 4 of 4 Closed MLC' (WK-116) and associated temporary traffic management (cones, signals, barriers) override the normal road layout and rules for the duration they are in effect. Always follow the temporary instructions provided by these signs and controls.
A common trap is not anticipating the changes to traffic flow and speed. Learners might also forget to leave adequate space for workers or other merging vehicles. Understanding that these signs represent a temporary but critical change to the road ahead is key for both the theory test and safe driving.
A clear reference image of the WK-116 - Lane 4 of 4 Closed MLC road sign used in Ireland.

The WK-116 - Lane 4 of 4 Closed MLC road sign may also be known by these alternative names or terms.
The WK-116 - Lane 4 of 4 Closed MLC road sign is part of the Roadwork Signs category, which groups together signs with similar rules and functions.
Mastering Irish road signs means understanding their nuances. Comparing similar signs like 'Lane 4 of 4 Closed MLC' helps solidify recognition and prevent confusion during your theory test revision and practical driving.

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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