Maybe you could request more police enforcement of speed limits on that stretch of road. Or if you can see the trucking company name, contact them about their dangerous drivers. These guys need a lesson in fluid dynamics and the effects of speeding trucks on everything around them. Maybe the drivers could be forced to ride a bike while a truck speeds passes them.
Oil is good, grease is better.
2007 Peter Mooney w/S&S couplers/Terry Butterfly
1993 Bridgestone MB-3/Avocet O2 Air 40W
1980 Columbus Frame with 1970 Campy parts
1954 Raleigh 3-speed/Brooks B72