Motorists who cross the rail crossing at Dairy Ashford Road and Hwy. 90 will need to be cautious at the crossing on Aug. 27. Construction work will take place on the Dairy Ashford rail crossings, including removal of the wayside horns, according to a city of Sugar Land press release. During the construction, trains will be blowing their horns while the wayside horns are down. The city is asking drivers to adhere to all construction signage and be cautious in the immediate work area.