Trailer shipments are expected to increase by 19% this year and an additional 8% next year, according to a forecast compiled by ACT Research of Columbus, Indiana.

In a presentation titled “U S Trailer Market and Forecast,” ACT’s Frank Maly said trailer shipments should reach 249,000 in 2012. Manufacturers should exceed that figure in 2013, shipping an estimated 268,000 trailers.

Maly is the company’s director of commercial vehicle transportation. He was speaking at ACT’s 46th seminar, held March 20-21 in Columbus.

According to the ACT forecast, platform trailers will show the largest rate of growth this year and next. The company expects the industry to produce 19,000 flatbeds this year, up 27% from 2011. ACT is expecting them to be the fastest growing sector next year, as well, up 21% from 2012.

The forecast calls for 138,000 dry-freight vans in 2012, up 18% from last year. The growth should continue through 2013, with a 160,000 vans expected to be built.