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KISSIMMEE, Fla. — Transportation software company Sylectus, which primarily serves the expedited and truckload markets, said it is turning its attention to the flatbed sector.

Supply chain technology firm Intermec Inc. reported a fourth-quarter loss of $21.6 million, or 36 cents per share, compared to a profit of $7.9 million, or 13 cents, a year ago.

There were almost 20 times as many transportation applications available for mobile devices in 2011 as there were the year before, technology experts said.

The Federal Motor Carrier Safety Administration said last week it will conduct research surveys of motor carriers, truckers and technology vendors in an attempt to meet a court requirement that electronic onboard recorders are not used to harass truck drivers.

Federal regulators said they plan to issue proposed rules this year covering stability control systems and speed limiters on heavy trucks, as well as establishing a national drug and alcohol clearinghouse for commercial drivers.

Green Energy Oilfield Services said it will take delivery of 60 Peterbilt 388 liquefied natural gas-powered trucks in April.

Brenntag North America, a distributor of diesel exhaust fluid, said it opened a bulk rail transfer terminal in Leduc, Alberta, its fourth in Canada.

Smith Electric Vehicles Corp., a manufacturer of all-electric commercial vehicles, said it has signed a letter of intent with Wanxiang Group, a maker and supplier of automotive parts, to develop electric commercial vehicles for multiple industries in China.

The Federal Motor Carrier Safety Administration will hear public comments at the Mid-America Trucking Show next month about the potential that drivers using electronic onboard recorders could be harassed by the carriers they drive for.