Arne Henriksen lives in a village near Stavanger in Norway. He's an electrical engineer and he works on oil rig in the North Sea.
Arne lives on the rig for two weeks and then he has two weeks off. For the first week, he's on the day shift from 7 a.m. to 7 p.m. In the second week, he changes to the night shift.
When he isn't on duty, he always sleep a lot. He usually goes to the gym, too, and he sometimes plays table tennis. There's a cinema on the rig, so Arne normally watches five or six films a week.
About 480 people work on the rig. It's like a small village with all sorts of workers - cleaners, secretaries, and so on.
After two week, Arne leaves the rig and goes home. 'We have a small farm, so there are always things to do,' he says. He doesn't usually work all the time when he's at home. He likes fishing, and in the winter he of goes skiing.
Arne likes his job. The money is very good and he enjoys the time at home, but there are problems. 'The weather's often bad in the North Sea, so the rig moves a lot,' he says. 'I rarely get seasick, but it isn't very nice when I do. The biggest problem is the shift work. When I change from the day shift to the night shift, I can never sleep. I watch a lot of films then!'