There will be a full closure of I-405 southbound this weekend.
All lanes of southbound I-405 from the Coal Creek Parkway SE off-ramp to the Sunset Boulevard NE /Southport Drive on-ramp will be fully closed nightly, Sept. 12 to Sept. 15, from 11:30 p.m. to 4 a.m.
Signed detours will be in place to divert traffic…