Photo Courtesy of Caterpillar Inc. Tier-4 regulations are driving some alternative-power options such as the Caterpillar 336E-H, a hybrid excavator that promises to consume 25% less fuel than its nonhybrid sibling. Related Links: Are Clean-Diesel Engine Rules Stifling Innovation? Medium-Duty Truck Owners Struggle With Downtime If you think that the latest round of off-road clean-diesel mandates, or Tier 4, will kill off the engine that powers the majority of construction equipment, think again. A new guard of sophisticated, clean-burning, electronic engines are rendering extinct the prehistoric, smoke-belching, mechanical diesels of yesteryear. Cleaner power costs more up front, but it promises
The market is generally healthy and steadily growing, and margins are up for large specialty contractors. Further, advances in design tools and owner demand for collaboration are giving subcontractors a seat at the table early on in projects.