I-94 Construction Detour Off 27th Street from Clybourn to National
Start: February 2, 2026
End: Late 2026

As part of the WisDOT East-West I-94 megaproject, the 27th Street Viaduct is closed long term. The PurpleLine is detouring from Clybourn Street to National Avenue via 13th Street/Emmber Lane, Canal Street, and 6th Street.
The following NORTHBOUND bus stops will be INACTIVE:
- Layton & Pierce (stop ID 4046)
- Layton & Evergreen (stop ID 4047)
- S27 & Viaduct (stop ID 4048)
- N27 & St Paul (stop ID 4049)
- N27 & Clybourn (stop ID 4050)
Please board at:
- Regular stop before the detour - Layton & National (stop ID 4045)
- National & S25 (stop ID 1774 Rt 18)
- National & S23 (stop ID 1775 Rt 18)
- National & S21 (stop ID 1776 Rt 18)
- National & S18 (stop ID 1777 Rt 18)
- National & S16 (stop ID 1779 Rt 18)
- National & S14 (stop ID 1780 Rt 18)
- National & S11 (stop ID 1782 Rt 18)
- National & S9 (stop ID 1784 Rts 18, 20)
- S6 & Bruce (stop ID 7218 Rts 19, 80, RR1)
- N13 & St Paul (temporary stop)
- Canal & Emmber (temporary stop)
- Clybourn & N16 (temporary stop)
- Clybourn & N25 (temporary stop)
- Regular stop after the detour - N27 & Wisconsin (stop ID 4051)
The following SOUTHBOUND bus stops will be INACTIVE:
- N27 & Clybourn (stop ID 3943)
- N27 & St Paul (stop ID 3944)
- N27 & Viaduct (stop ID 3945)
- Layton & Evergreen (stop ID 3946)
- Layton & Pierce (stop ID 3947)
- Layton & National (stop ID 3948)
Please board at:
- Regular stop before the detour - N27 & Wisconsin (stop ID 3942)
- Clybourn & N25 (tempoarary stop)
- Clybourn & N16 (stop ID 2055 Rts 24, RR3)
- N13 & St Paul (temporary stop)
- Emmber & Canal (temporary stop)
- S6 & Virginia (stop ID 7129 Rts 19, 80 RR1)
- S6 & National (stop ID 7131 Rts 19, 80, 81, RR1)
- National & S9 (stop ID 1672 Rts 18, 20)
- National & S11 (stop ID 1674 Rt 18)
- National & S14 (stop ID 1676 Rt 18)
- National & S16 (stop ID 1677 Rt 18)
- National & S18 (stop ID 1679 Rt 18)
- National & S21 (stop ID 1680 Rt 18)
- National & S23 (stop ID 1681 Rt 18)
- National & S25 (stop ID 1682 Rt 18)
- Regular stop after the detour - Layton & Scott (stop ID 3949)
Further details on this Wisconsin DOT project can be found at their website: 94 East-West Home page
Detour off Layton Boulevard/27th Street from Burnham Street to Forest Home Avenue using 35th Street
Start Date: Monday, May 18, 2026
Start Time: 7 AM
Duration: Approx. 3 Days
Due to construction, the PurpleLine will detour off Layton Boulevard/27th Street from Burnham Street to Forest Home Avenue using 35th Street, affecting southbound trips only.
The following SOUTHBOUND bus stops will be INACTIVE during the detour:
- Layton & Becher (stop ID 3956)
- S27 & Lincoln (stop ID 3958)
- S27 & Forest Home (stop ID 3959)
Please board at the following bus stops during the detour:
- Regular stop before the detour – Layton& Burnham (stop ID 3954)
- Regular stop after the detour – S27 & Cleveland (stop ID 3961)
NORTHBOUND BUS STOPS IN THIS DETOUR AREA ARE NOT AFFECTED.