Check the listing for details. O Scale 145’ Single Track Bridge “Accomodates 2.5” Wide Track Including Ties”. Color: Gray, Condition: New. Listed at 107.80 USD. This O Scale 145' Single Track Bridge is a great addition to any model railroad enthusiast's collection. The bridge is designed for easy installation and comes with all the necessary parts. The bridge is perfect for creating a realistic train experience and is sure to impress any onlooker. The bridge is built to last and is made with high-quality materials, ensuring that it will withstand the wear and tear of frequent use. Measures 37” long 9” tall and 6” wide. This thing is massive compared to the HO model that I sell. These Bridges are made to order only with a 5 day processing time. Heavy Duty and very easy to assemble… WIDENED VERSION TO FIT ATLAS AND OTHER POPULAR O SCALE TRACK SIZES CHECK OUT AACME TRAINS ON YOUTUBE FOR ASSEMBLY INSTRUCTIONS