The Seattle Department of Transportation's weekly transportation construction update highlights the projects and events that may impact travel through the Seattle area. View this week's update.

This week's highlights:

• May 1 - 3 and 3 - 5: All lanes of the SB I-5 mainline will be closed at James St. and diverted to the CD.
• May 4: Annual Opening Day of Boating Season parade will close the Montlake Bridge from approximately 10 a.m. to 4 p.m.
• May 6 - 9: 11 - 12, 13 - 16 & 18 - 19: NB I-5 will have 4 lanes closed from S. Boeing Access Road the West Seattle Bridge.
• May 10 - 11: SR99 Tunnel will be closed northbound only, Friday 11 p.m. - Saturday 8 a.m.
• May 12: The Color Run will close streets between Seattle Center and downtown Sunday morning.
• May 17: Seattle Norwegian 17th of May Parade will close streets in Seattle's Ballard neighborhood Friday evening.
• May 18 & 19: 50th annual University District Street Fair on University Way NE.
• May 19: 37th annual Nordstrom Beat the Bridge 8K Run & Walk.
• May 31 - June 2, June 14 - 16, June 28 - 30: Aurora Bridge will have one lane open in each direction, Friday 9 p.m. - Mon 5 a.m.

If you have questions, contact construction.coordination@seattle.gov or call 206-684-ROAD.