1. Martin Roesti ABM Spiez, Kanton, Bern in Switzerland 24th March 2010

2. Winter-Maintenance in Switzerland

3. National Roads Switzerland Our area of operation

4. Road network in Switzerland 1780 km Motorway network in operation 291 km tunnels (220) 125 km Motorways under construction

5. Average daily traffic in CH

6. Our area: Bern

7. Salt

8. Proportion of salt to thaw 28 %

9. Salt consumption only 150‘000 tonnes

10. Saldome 80‘000 Tonnes

11. Our vehicles and equipment

14. Salt storage on place

15. Mixing Liquid Salt & Safecote

17. Alarmsystem

18. Information system

21. Automatic spraying system

22. Winter tires mandatory in CH

23. Lack of experience

24. too few resources?

25. Black clearance

27. Opening the Crossings (Alpes)

29. Thank you very much for your Attention