A four-armed drone rests on a folded drone traffic cone beside a live highway lane, with road crews nearby.

Four-Armed Drone Lands and Folds Into a Traffic Cone to Keep Crews Off Live Lanes

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Written by Seth Sebastian

2026-11-03

A drone traffic cone that flies to its own position would take crews out of the most dangerous minutes of a highway incident. That is the premise behind SkyCone, a student concept from the Beijing Institute of Technology. The design won in the Conceptual Industrial Product Design category at the 2026 European Product Design Award.

Xinhao Guo led the team, with Songyan Pan, Zixu Zhang, and Wanzheng Liu. SkyCone’s drone design is built to fly as an X-shaped quadcopter. Each of its four triangular arms houses a ducted propeller, a rotor set inside a ring-shaped shroud.

After landing, the arms tilt upward and lock together at magnetic tips. The result is a four-sided pyramid with orange and white stripes. The team’s stated goal is to keep workers out of live traffic lanes.

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The team cites a figure that 57 percent of frontline highway personnel consider manual cone placement their most dangerous task.

Close view of a four-armed drone landing on top of a traffic cone.

A square central hub anchors the drone. It carries a downward-facing camera on a gimbal, a stabilizing mount, and has an LED strip and a non-slip mat built into its underside. Red magnetic locks with integrated indicator lights cap the arm tips.

Four-armed drone with arms folded inward, sitting on the ground beside a roadway.

Reflective strips run along the arm edges. The white cone bands sit on the faces that point outward after folding. The drone looks like a cone only once it has folded into one.

A drone traffic cone that keeps the familiar shape

Charles D. Scanlon, a Los Angeles street painter, designed the modern traffic cone to keep cars away from wet paint. He built the first version from rubber and fabric salvaged from old tires. His patent was granted in November 1943.

Interstate Rubber Products began manufacturing the design in 1947. The cone later entered the federal Manual on Uniform Traffic Control Devices. Materials and reflective collars have changed since then, but the silhouette has barely changed.

SkyCone, a drone traffic cone, keeps that silhouette and changes how the cone reaches the road. The author calls the shape a sensible approach for an object drivers need to recognize quickly.

Drone mid-transformation, its arms partly tucked into a traffic cone shape.

Why automate cone placement

Crews still place most cones by hand. They ride the back of a slow-moving truck or walk beside it, setting cones a few feet from passing vehicles.

The U.S. recorded 850 work zone deaths in 2024, an average of more than two per day. In March 2023, a single crash on I-695 outside Baltimore killed six roadway workers. The SkyCone team calls the first few minutes of an emergency call the most critical stretch, when crews are most exposed.

Road work zone with a traffic cone and a drone parked nearby on the pavement.

Other companies have automated parts of the job. Brisbane-based Arrowes built an Automated Cone Truck that drops a cone every five seconds. On Melbourne’s Eastern Freeway, the company reports it handled 65,000 cones and cut worker exposure to live traffic by roughly 500 hours. Caltrans and UC Davis developed a cab-operated cone machine in the 2000s. Spain’s Sacyr and GMV set out to prototype a self-driving trailer with an AI-guided robotic arm. Each of these systems depends on a truck or trailer.

SkyCone proposes that each cone deliver itself. Chris Chang’s Apiece, shown in 2022, demonstrated that a cone could be assembled from flat triangles. SkyCone adds propellers to those triangles.

Four-armed drone hovering low above a closed lane marked with traffic cones.

The team’s renders show this drone traffic cone at a nighttime highway repair, behind an arrow-board truck, on a mountain road after a rockfall, on a snowed-over highway, and at the edge of an open-pit mine. The mine scene makes the case most clearly. Walking a crumbling pit edge to place cones is a hazard that a drone could avoid. SkyCone joins other highway concepts that send machines into dangerous places. The Highway Patrol Drone was designed to wait on light towers and fly to crash scenes ahead of responders. The Median AMB proposed riding the road divider like a monorail to bypass traffic. SkyCone’s job would be marking the scene so responders can work.

Close-up of the drone's folded arms locked into place around the cone's body.

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The European Product Design Award is an open-entry program run by Farmani Group. SkyCone won in the conceptual tier as a student project. The award recognizes this drone traffic cone as a design proposal, not tested roadside performance. Guo’s team wants the drone traffic cone to reach its position without a driver. Whether it can land reliably beside live traffic has not been demonstrated. Until it has, SkyCone remains a strong argument for moving crews out of harm’s way, not proof that the problem is solved.

A four-armed drone rests on a folded drone traffic cone beside a live highway lane, with road crews nearby.

Source: yankodesign.com

Frequently asked questions

What is SkyCone, the drone traffic cone design?

SkyCone is a student concept from the Beijing Institute of Technology for a drone that flies itself to a position and acts as a traffic cone. It is designed as an X-shaped quadcopter whose four triangular arms tilt up and lock together after landing to form a four-sided pyramid resembling a traffic cone.

Why is SkyCone designed to replace manual cone placement?

The team’s stated goal is to keep workers out of live traffic lanes, since they cite a figure that 57 percent of frontline highway personnel consider manual cone placement their most dangerous task. The team also calls the first few minutes of an emergency call the most critical stretch, when crews are most exposed.

Did SkyCone win an award, and what does that award recognize?

SkyCone won in the Conceptual Industrial Product Design category at the 2026 European Product Design Award. The award recognizes it as a design proposal, not tested roadside performance.

Has SkyCone been proven to land reliably beside live traffic?

No, the article states that whether SkyCone can land reliably beside live traffic has not been demonstrated. It remains a strong argument for moving crews out of harm’s way rather than proof that the problem is solved.

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