The engine noise thunders and drivers whiz past everywhere on their motorcycles.

This year, Norrahammar's motor club arranges two of a total of six sub-competitions in the Swedish Championships in enduro and the competition involves the entire club and more than 70 officials.

- It is a lot of work, of course, but it is great fun, says Lukas Largén, enduro rider Norrahammars MK, but who today does not compete due to a knee injury.

What is it like to stand by and not participate?

- It's sad of course.

But I have had the opportunity to be a follower so I can be a little anyway.

Then I drive around and check that the track is okay and not too broken.

Rolf Truls Karlsson is the competition leader.

But despite the fact that the event is audience-free and the depot area is closed, the influx of spectators is still relatively large.

And competition leader Rolf Truls Karlsson believes that it is difficult to keep people completely away from such a large area.

- Out on stretches, we can not be police officers, but we can hope that people understand the seriousness and keep their distance.

Hear him tell more in the clip