Traffic

For travelers of the District’s Central Business Area (Mass Ave and H Street). Scroll down to see area traffic map and project phasing information. Below is a description of anticipated daily (or weekend) traffic impacts around the Third Street Tunnel Infrastructure Project including road closures that may affect your travel. Additional details and traffic alerts can be found in news tab here.  

MARCH 05, 2016

TODAY’S IMPACTS TO PUBLIC:

UTILITY RELOCATION
1. MASS AVE AREA – IMPLEMENTED TRAFFIC PATTERN=  MOT PHASE 5 (see attached MOT-151 & MOT-152 & MOT-199 for 138kV)

   – Workzone [MOT-199] established on Massachusetts Ave. westbound between 6th St. & 7th St. (24/7)

   – Expect lane closure on H St. eastbound between 4th St. & 3rd St. (7:00 am – 3:00 pm)

   – Expect lane closure on 3rd St. southbound between H St. & I-395 3rd St. southbound on-ramp (7:00 am – 3:00 pm)

2. 2nd STREET AREA

  – Closed to thru traffic from E St. to I-395 Off Ramp; Access @ 2nd St./Chews Ct. to Georgetown University Transportation Shuttle (GUTS) remains open

3. 3rd STREET AREA

– No parking imposed on east & west side of the street from Massachusetts Ave to F St. (24/7)

I-395 PLATFORM
1. HIGHWAY AREA– IMPLEMENTED TRAFFIC PATTERN=  MOT PHASE 4 (see attached MOT-540 thru MOT-546)

   – [PERMANENT]:  2nd St Off-Ramp permanently reduced to 1 lane

   – Expect lane closures on I-395 northbound mall tunnel & air rights tunnel (11:oo am – 3:00 pm)

   – [NIGHT WORK] FULL SOUTHBOUND LANE CLOSURE ON I-395 SUN-THURS EVENINGS [see MOT-593 thru MOT-594C] (10:00 pm – 5:00 am)

– I-395 NB vehicular traffic detoured to 2nd St. off-ramp north to New York Ave.

– I-395 SB vehicular traffic detoured into northbound lanes with cross-over back to southbound lanes between E St. Bridge and Tax Court pedestrian bridge

2. 2nd STREET AREA

   – Closed to thru traffic from E St. to I-395 Off Ramp; Access @ 2nd St./Chews Ct. to Georgetown University Transportation Shuttle (GUTS) remains open

Phase IV Similar traffic pattern to phase III of construction. No additional lane closures. See More

Phase III – ONGOING A new traffic pattern will reopen traffic to a new H Street alignment. Vehicles traveling westbound on H Street will be able to either continue westbound onto Mass Av or continue southbound onto 3rd Street. For the duration of Phase III, H St… See More

Phase II – COMPLETE During Phase II, crews will advance their work at the intersection of 3rd and H Street, which will be closed temporarily during this phase, and both vehicular and pedestrian traffic will be detoured around the area. Traffic traveling south bound on 3rd street will… See More

Phase I – COMPLETE A new temporary traffic pattern will be put in place to allow crews to remove, relocate, and replace existing underground utilities along Mass Ave and H St, NW, between 3rd and 4th Streets. For the duration of Phase I, H St east and westbound… See More

Pre-Phase – COMPLETE In preparation for Phase I construction activities will include the removal of existing curbs and concrete islands; installation of temporary pedestrian walkways and ramps and installation of temporary streetlights and poles along Massachusetts and H Streets, between 2nd and 4th Streets NW. Utility verification See More