This building in Dubai is the largest 3D-printed structure in the world - and it took just 3 workers and a printer to build it

Dubai became the home of the world's first 3D printed office building in 2016, according to Reuters.

Now, the city is also home to the world's largest 3D-printed building.

US company Apis Cor built the structure using only one 3D printer, which was moved around the site by crane.

Source: Apis Cor

The two-story administrative building will be used by the Dubai municipality.

Source: Apis Cor

Only three workers, plus the printer, were need to construct the entire building.

Source: Apis Cor

The 3D printed walls were placed on concrete foundation, and reinforced with more traditional construction materials of rebar and more concrete, Curbed reported.

Source: Curbed

Contractors were also brought in to install windows and the roof, according to Curbed.

Source: Curbed

The walls are 31 feet tall and the structure is 6,900 square feet, making it the largest 3D-printed building ever, according to the Apis Cor.

Source: Apis Cor

Not only is it the largest 3D-printed building in the world, the government of Dubai also says that this is the first two-story structure of its kind.

Source: Dubai Media Office

The building is a move toward sustainability, using local materials and efficient insulation to reduce energy consumption, the Dubai government said.

Source: Dubai Media Office

Dubai has plans to continue innovating in this area. Under the direction of the prime minister, the city has a goal of 3D printing 25% of all buildings by 2030.

Source: Dubai Media Office