Late-night travelers on the Clinton-Mukilteo ferry route may see slight delays on the Mukilteo side as work begins today on the terminal’s trestle preservation project.

Traffic loading onto the ferry and coming off the ferry will be limited to one lane on the transfer span at the Mukilteo terminal, state ferry officials said today.

The lane closure is from 8:30 p.m. to 4:30 a.m. today through Thursday, Feb. 3.