Courtesy Ford Motor Co. Ford Motor Co. this fall will roll out an F-150 pickup truck with a factory-installed gaseous prep kit. Courtesy Ford Motor Co. In addition to the $315 engine prep kit, the extra cost to add a CNG/LNG fuel system is $7,500 to $9,500, Ford estimates. Related Links: Test Drive: Life On the Road With Natural Gas Chrysler, Ford, GM Introduce Natural-Gas Pickup Trucks Starting this fall, Ford Motor Co. will offer natural gas power in a half-ton pickup truck. Previously, truck makers have installed factory kits into larger vehicles only.Available as a retrofit for years, the
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.