RoadbuildingAggregate Research Industries (ARI)Equipment World Staff (EQW)Jan 13, 2010 Event: Hillhead 2010 Start Date: 06/22/10 End Date: 06/24/10 Phone: (888) 330-2742 Web: www.aggregateresearch.com Add us as a preferred source on Google Related StoriesRoadbuildingAre You Sitting Down? Ditch Witch 420sx Released.RoadbuildingMobile Light TowersLooking for your next job?Careersingear.com is the go-to platform for the Trucking industry. Don’t just find the job you need; find the job you want with the company that wants you!Top StoriesCompact Wheel LoadersCloser Look: Volvo’s Next-Gen L30 Compact Wheel LoaderVolvo's latest compact wheel loader brings updated controls, better traction and easier maintenance. Here’s a quick look at what’s new.Compact Utility LoadersNew Holland Previews C314X Electric Mini Track LoaderVintage EquipmentRare Survivor! – 1930 Cat Thirty with All-Original Parts Still Going StrongHydrogen fuel cellToyota Unveils Hydrogen-Powered 4WD Tacoma Pickup TruckCompact ExcavatorsCloser Look: Bobcat's New E17, E20 Mini Excavators with Zero Tail SwingEquipment World Contractor of the YearThe Contractor of the Year contest recognizes contractors who have annual revenues of between $3 million and $20 million and exemplify the highest standards of construction professionals.White PapersWhy excavator 3D machine control is right for you.When it comes to your OTR (off-the-road) tires, nothing is more important than having proper tire inflation. This directly impacts the performance and longevity of your tires, which is linked to the overall productivity of your operation.