� changes in shifts for drivers, especially those traveling to the most distant villages � additional drivers are being assigned for longer routes and scheduled to drive long and short routes alternatively � help in providing training to drivers to increase safe behaviour and reduce at-risk behavior through the behavioural-based safety program � support for drivers through the sleep and fatigue management program, with caravan contacts during operation hours, radio messages at dawn for motivation, bulletin board messages, home visits and family integration activities � a monthly speed control program, with critical point cards and the participation of drivers in a safety week promotion � road accident prevention campaigns, initiated by Cerrejón and organised by drivers � active participation in campaigning with local authorities to improve safety on national highways, including traffic accident simulation exercises.