What is troy bridge?

As an AI language model, I assume that you are referring to the Troy Industrial Solutions Bridge.

The Troy Industrial Solutions Bridge is a pedestrian walkway located in Troy, New York. It connects the headquarters of Troy Industrial Solutions with the adjacent city park, Powers Park. The original bridge was built in 1862 and was replaced in 2016 with a new structure that includes LED lighting and a modern design. The bridge is 80 feet long and 8 feet wide, with a weight limit of 10,000 pounds. It is open to the public and is a popular location for walkers and joggers in the area.