The L101-3 sign indicates a point where two separate carriageways merge into a single two-lane roadway. It visually shows how many lanes are merging and how many will continue, crucial information for anticipating traffic changes. Drivers must be prepared for vehicles entering from the side, aiming for a smooth zipper merge. Maintaining a consistent speed and position is key to preventing accidents as lanes converge. This sign is typically found on roads where traffic flow needs to be managed during lane reductions.
Learn the key details of the L101-3 - Taper Insertion — Two-Lane Carriageways road sign, including its function, what it communicates to drivers, and how it applies in real traffic situations in the Netherlands. Use this overview to understand the sign clearly and recognise it confidently during the Dutch driving theory exam.
The two-lane taper insertion sign is used before a merge where each of two approaching roads contributes one or more lanes to a combined two-lane carriageway. The diagram indicates how the lanes narrow or shift and shows the final number of through lanes. Drivers on both approaches should maintain a steady, moderate speed, use both lanes up to the merge if appropriate, and alternate fairly to prevent queues and side collisions.
This sign shows a diagram where two separate carriageways or lane groups merge into one new two-lane roadway. It prepares you for traffic joining from the side and for lane lines that gradually guide vehicles together. You should anticipate a zipper merge situation and adjust your speed and position so that traffic from both approaches can blend smoothly.
Get clear, practical answers to the most common questions about the L101-3 - Taper Insertion — Two-Lane Carriageways 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 Dutch driving theory exam in the Netherlands.
The L101-3 sign informs drivers that two lanes are merging into one combined carriageway. Its purpose is to alert you to an upcoming lane reduction and prepare you for vehicles entering from the merging lane, promoting a safe and orderly merge.
When you see the L101-3 sign, be aware that the lanes ahead will merge. It's important to anticipate vehicles entering from the side and be ready to adjust your speed. Aim for a cooperative 'zipper' merge, using both lanes until the merge point if instructed by traffic or other signs, and signal appropriately when changing lanes.
A common mistake is accelerating late or aggressively trying to be the first to merge, which can cause dangerous situations. Another is blocking the taper by refusing to let merging traffic in, or drivers attempting to 'shoulder overtake' to bypass queues, which is unsafe and prohibited.
No, the L101-3 sign does not mean you must stop. It's an informational sign indicating a lane merge ahead. You should prepare to adjust your speed and position to allow for a safe transition, but continuing to drive through the merge point is expected unless traffic conditions dictate otherwise.
The diagram on the L101-3 sign visually represents the lane configuration. It typically illustrates how many lanes are present on each approach and how many lanes continue on the combined carriageway after the merge point, helping you understand the traffic flow ahead.
A clear reference image of the L101-3 - Taper Insertion — Two-Lane Carriageways road sign used in the Netherlands.

The L101-3 - Taper Insertion — Two-Lane Carriageways road sign may also be known by these alternative names or terms.
The L101-3 - Taper Insertion — Two-Lane Carriageways road sign is part of the Information Signs (L) category, which groups together signs with similar rules and functions.