WASHINGTON (WUSA9) -- This weekend, construction will affect Metro service beginning at 10 p.m. Friday through closing on Sunday night .
- Yellow Line trains will be on a regular schedule.
- Red Line trains will operate every 15 minutes between Shady Grove and Glenmont.
- Orange and Blue line trains will run every 12-24 minutes.
- Free shuttle buses will replace Green Line trains between Greenbelt and College Park.
The highly anticipated Silver Line also opens soon. Metro will be simulating the service beginning this Sunday.