Four cars belonging to State House were burnt in a fire incident at a garage in Ruiru, Kiambu County.

The cars had been parked at the ministry of transport’s mechanical workshop near the General Service Unit’s Recce squad residence when the incident happened on Sunday afternoon.

Police said no one was injured in the incident.

The damaged cars were a Chevrolet saloon, Subaru Forester, a Toyota Corolla and a Peugeot 406.

Officers guarding the yard rushed there and with the help of locals managed to contain it.

Police who visited the scene said they established there were casual workers who were welding a site adjacent to the workshop, which ignited the fire.

Kiambu police boss Perminus Kioi said they are investigating the matter.

“We have men who were working at the site that is believed to have started the fire. They will face charges in court,” he said

The flying sparks from the welding works started the fire on dry grass near the place and spread to the cars parked in the yard. It spread fast consuming the yard.

Following the incident, four mechanics at the site were arrested.

Police said they will be charged with arson even as investigations go on.

Some of the presidential guards live in Ruiru’s Recce unit headquarters. They also take their cars to the yard for repairs.

State House has a fleet of cars that they use in moving and protecting the president and his family.

Police have since termed the incident normal but under investigation.