Road and Lane Closures

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City of Ann Arbor Closures

When: 7 a.m. Saturday, September 20, 2025 – 5 p.m. Sunday, September 21, 2025

Why: Granger Construction will be closing East University Avenue for a crane to lift mechanical equipment.

Detour route and other travel impacts:

  • Westbound vehicles traveling on Willard Street will be detoured north on East University Avenue, west on South University Avenue, south on Tappan Avenue, east on Hill Street, and back to East University Avenue.
  • Northbound vehicles traveling on East University Avenue will be detoured west on Hill Street, north on Tappan Avenue, and east on South University Avenue.
  • Sidewalk traffic on the west side of South First Street will be detoured to the east side of the street.

City Contact: Zack Kulpinski, Right-Of-Way Inspector, 517.474.3119 | zkulpinski@a2gov.org

 

When: 7 a.m. Wednesday, September 10–5 p.m. Thursday, September 11, 2025

Why: Corby Energy Services, on behalf of DTE, will be closing the Catherine Street Bike Path for DTE Gas Service installation.

Detour route and other travel impacts:

  • Eastbound cyclists traveling on Catherine Street will be detoured south on North Main Street, east on East Ann Street, north on North Fourth Avenue, back to Catherine Street.
  • Westbound cyclists traveling on Catherine Street will be detoured south on North Fourth Avenue, west on East Ann Street, north on North Main Street, and back to Catherine Street.
  • Sidewalk traffic will not be affected.

City Contact: Zack Kulpinski, Right-Of-Way Inspector, 517.474.3119 | zkulpinski@a2gov.org

When: 7 a.m.– 5 p.m. Sunday, September 7, 2025

Why: WH Canon Inc will be closing the southbound lane of Glen Avenue to set up a crane lift to place planter boxes for the Vanguard Hotel.

Detour route and other travel impacts:

  • Southbound vehicles traveling on Glen Avenue will be detoured west on Catherine Street, south on North Thayer Street, east on East Ann Street, back to Glen Avenue.
  • Northbound vehicles on Glen Avenue will not be affected.
  • Sidewalk traffic on the east side of Glen Avenue will be detoured to the west side of the street.

City Contact: Zack Kulpinski, Right-Of-Way Inspector, 517.474.3119 | zkulpinski@a2gov.org

When: 7 a.m. Tuesday, September 2, 2025 - 5 p.m. Friday, September 26, 2025

Why: Concrete & Pavement Work as part of State Street Improvements.

Detour route and other travel impacts:

  • Eastbound South University traffic: East on Hill Street at State Street intersection, north of Forest Street at Hill Street intersection, continue north to South University intersection.
  • Westbound South University traffic: South on Forest Street at South University intersection, west of Hill Street at Forest intersection, continue west to State Street intersection.
  • Pedestrians should follow the posted detour routes when sidewalk ramps are closed.  

Contact: Christopher Wall, Project Manager, Engineering; cwall@a2gov.org; 734-947-2607

When: 7 a.m. Tuesday, September 2 - 5 p.m. Friday, September 19, 2025

Why: Huron Contracting will be occupying all lanes of North Fifth Avenue to construct utility leads for a new residential building.

Detour route and other travel impacts:  

  • Vehicles traveling on Beakes Street will continue west on Beakes Street, then detour south on North Main Street to Catherine Street, then detour east on Catherine Street to North Fifth Avenue.
  • Access and parking on Detroit Street between Catherine Street and North Fifth Avenue will be fully closed on Tuesday, Thursday, Friday, and Sunday. Parking on this block will be available on Farmer’s Market days, Wednesday and Saturday.
  • Access to Community High School’s parking lot will be maintained at the north driveway.
  • Emergency vehicles are advised to follow the posted detour.
  • Pedestrian traffic will continue to be maintained on the east side of North Fifth Avenue.
  • Bicycle traffic is encouraged to utilize the bikeway on North Division Street or detour on North Fourth Avenue between East Kingsley Street and Catherine Street.

Contacts:   

City: Nichole Woodward, project manager, 734-794-6410 x43909, nxwoodward@a2gov.org  
Other: David Chie, Diversified Excavating, 734-216-0733, chiediversified@yahoo.com  

When: 9 a.m. Wednesday, September 3 - 5 p.m. Friday, October 10, 2025

Why: Granger Construction will be occupying two lanes of South Huron Parkway to install utilities for the new Fire Station.

Travel impacts: 

  •  Travel lanes will be reduced to one lane in each direction for the duration of the lane closures.
  • Work will be conducted in two phases. The first phase will shift southbound North Huron Parkway traffic over into the northbound lanes, and the second phase will shift northbound Huron Parkway traffic into the southbound lanes.
  • Access to driveways within the lane closures will be maintained.
  • Pedestrian and bicycle traffic will be maintained on the side of the road. Vehicular traffic is open. For the first phase, pedestrians and cyclists will have access maintained on the east side of North Huron Parkway. For the second phase, access will be maintained on the west side of North Huron Parkway.

Contacts 
City: Nichole Woodward, Project Manager, 734—794-6410 x43909, nxwoodward@a2gov.org  
Other: Ric Bibik, Granger Construction, 734-260-1487, rbibik@grangerconstruction.com  

When: 7 a.m. Thursday, September 4 - 5 p.m. Friday, September 19, 2025

Why: Tanner Excavating will be constructing utility leads in Detroit Street for connection to a new building.

Detour route and other travel impacts:

  • Northbound Detroit Street vehicles will be detoured east on East Kingsly Street then north on North Division Street back to Detroit Street.
  • Southbound Detroit Street vehicles will be detoured West on Beaks Street then south on North Main Street then east on Catherine Street back to Detroit Street.
  • Pedestrian traffic will be maintained on the east side of Detroit Street.
  • Emergency vehicles are advised to follow the posted detour, however, access to driveways within the closure will be maintained.

For the safety of all, please reduce speeds and drive cautiously through or around the area. The city thanks all in advance for their patience.

Contacts
City: Adam Chludzinski, Project Engineer, 734.794.6410 ext. 43651, achludzinski@a2gov.org 
Contractor: Pat Tanner, Project Manager, 734.260.9715, tanner@tanner-excavating.com 

For more information, visit www.a2gov.org/roads. Visitors to the road or lane closure webpage can also sign up for alerts via the envelope icon and use the Waze map for a visual representation of closures. In addition, the WAZE app can be downloaded to a phone or other mobile device.

When: 9 a.m. Friday, September 5 - 5 p.m. Monday, November 24, 2025

Why: City contractor Fonson will be installing an underground water main and repairing the concrete road.

Detour route and other travel impacts: 

  • All northbound vehicle and bicycle traffic will be detoured by traveling west on E. Eisenhower Parkway, then north on S. State Street, and east on Stimson Street.
  • Only southbound traffic will be maintained on S. Industrial. Pedestrian access will be unaffected.
  • Emergency vehicles are advised to follow the posted detour.
  • Access to driveways within the closure will be maintained.

Contacts           
City: Francisca Chan, Project Manager, City of Ann Arbor, 734.794.6410 ext. 43701, fchan@a2gov.org 
Fonson: Malek Dibah, Project Manager, Fonson, 810.231.5188   Malek@fonsoninc.com 

When: Ongoing until 7 a.m. Monday, October 13, 2025

Why: The University of Michigan is occupying the full width of Zina Pitcher Place to construct a new parking structure.

Detour route and other travel impacts: 

  • Vehicles traveling north on Zina Pitcher Place will be detoured west on East Ann Street, then detour north on Glen Avenue to Catherine Street.
  • Catherine Street east of Glen Avenue will be temporarily converted to two-way traffic to allow access to the entrance of the University of Michigan Catherine Street parking structure located near Zina Pitcher Place. 
  • Emergency vehicles are advised to follow the posted detour.
  • Pedestrian traffic will be maintained on the east side of Zina Pitcher Place and the north side of Catherine Street.

For safety, please reduce speeds and proceed cautiously through or around the area. The city thanks all in advance for their patience.

Contacts:       

Nichole Woodward, City of Ann Arbor Project Manager, 734-794-6410 ext. 43909, nxwoodward@a2gov.org 

Andre Holmes, University of Michigan, 734-678-2317, andreh@umich.edu 

When: July 21 through Nov. 14, 2025

Why: Closed for ongoing work associated with the State Street Watermain and Resurfacing Project

Detour route and other travel impacts:

  • Vehicles traveling northbound should follow the posted detour of Hill Street to South Forest Avenue to Washtenaw Avenue (Business Route 94) to Geddes Road to North University Avenue.
  • Vehicles traveling southbound should follow the posted detour of North University to Geddes Road to Washtenaw Avenue (Business Route 94) to South Forest Avenue to Hill Street.
  • Cyclists traveling northbound should follow the posted detour of Packard Road to South Division Street to East William Street.
  • Cyclists traveling southbound should follow the posted detour of East William Street to South Division Street to Packard Road.
  • Pedestrians should follow posted detour routes due to sidewalk closures along State Street.

When: 7 a.m. Friday, July 18 to 7 a.m., Saturday, Aug. 30, 2025

Why: City contractor Cadillac Asphalt and their subcontractors will be repairing identified curbs, ramps, inlets, installing new sidewalk between Victoria and Essex (south side), milling, grading and repaving Independence Boulevard between Packard Road and Manchester Road.

Detour or other travel impacts: 

  • Access to Independence will be restricted to those who live on Independence Boulevard, Mulberry Court, James Street, Robert Street, Victoria Avenue (south of Independence Boulevard), and Elizabeth Avenue.
  • Pedestrians will not be impacted.
  • Emergency vehicle access will be maintained.

Contacts           

City: Andrea Wright, Project Manager | 734.794.6410 ext. 43674 | AWright@a2gov.org 

Other: Nelson Boatright, Project Superintendent, Cadillac Asphalt | 734.260.7445 | Nelson.Boatright@cadillacasphalt.com

 

When: 7 a.m. Friday, Aug 29 - 5 p.m. Friday, Sep. 26, 2025

Why: East Edge Excavating will be constructing a new water main and utility leads in S State Street to support the construction of a new building.

Detour route and other travel impacts:

  • Northbound South State Street vehicles and bicycles will be detoured east on Stimson Street then north on South Industrial Hwy then east on East Stadium Boulevard then north on Packard Street back to South State Street.
  • Southbound South State Street vehicles and bicycles will be detoured south on Packard Street then west on East Stadium Boulevard then south on South Industrial Highway then west on Stimson Street back to South State Street.
  • Eastbound East Hoover Avenue vehicles and bicycles will be detoured north on Green Street then east on Hill Street back to South State Street.
  • Pedestrian traffic will be maintained on the west side of S State Street.
  • Emergency vehicles are advised to follow the posted detour.

Contacts

City: Adam Chludzinski, Project Engineer | 734.794.6410 ext. 43651 | achludzinski@a2gov.org

Contractor: Jim Davis, VP/Director of Operations | 248.376.9418 | Jim@eastedgemi.com

When: 7 a.m. Thursday, July 17 - 5 p.m. Tuesday, September 30, 2025

Why: City contractor Fonson will be installing underground watermain and storm sewer work.

Detour route and other travel impacts:

  • Eastbound vehicles traveling on Miller Avenue will be detoured south on North Maple Road, then east on Dexter Avenue to east on West Huron Street, then north on North First Street to Miller Avenue.
  • Westbound vehicles will be detoured south on North First Street, then west on West Huron Street, then west on Dexter Avenue, then north on North Maple Road to Miller Avenue.
  • Cyclists are advised to travel to and from downtown Ann Arbor via Miller Avenue west of Seventh, using North and South Seventh Streets and West Washington Street.
  • Pedestrian traffic will be maintained, with detours posted as necessary during sidewalk replacement work.
  • Emergency vehicles are advised to follow the posted detour, when possible. However, emergency vehicle access will be maintained as needed.
  • Access to driveways within the closure will be maintained.

Contact:       

City: Theresa Bridges, Project Manager, 734.794.6410 ext. 43672 | tbridges@a2gov.org

When: 7 a.m. Tuesday, May 27 - 5 p.m. Friday, August 29, 2025

Why: This closure will accommodate the installation of roundabouts, pavement removal and replacement, public utility work, associated sidewalk, sidewalk ramp and crosswalk improvements.

Detour route and other travel impacts:

  • Northbound vehicles traveling on Nixon Road will be detoured east on Plymouth Road, then north on Green Road to Nixon Road.
  • Southbound vehicles traveling on Nixon Road will be detoured east on Green Road, then west on Plymouth Road to Nixon Road.
  • Emergency vehicles are advised to follow the posted detour, however, access to driveways within the closure will be maintained.

Contacts

Felipe Uribe-Duque, Wade Trim Construction Engineer, furibe@wadetrim.com, 734.489.3379

Eli Walters, Wade Trim Field Inspector, ewalter@wadetrim.com, 989.494.2431

When: 7 a.m. Monday, Feb. 10, 2025 – 7 p.m. Thursday, Apr. 1, 2027

Why: The private development at 711 Church Street will require a lane closure of the northbound traffic lane of Church Street to construct their new apartment building. 

Detours and other travel impacts:

  • Northbound Church Street traffic will be detoured west onto Hill Street, north onto East University Avenue, ease onto Willard Street, and then north back to Church Street.
  • Pedestrian traffic will be maintained on the west side of Church Street.

When: 7 a.m. Wednesday, April 9–Mid August 2025

Why: Dan’s Excavating Inc. will be installing a new water main and replacing the pavement between Seventh Street to Main Street. No impact is anticipated at the intersection at Main Street and Pauline Boulevard.

Detour and other travel impacts:

  • Westbound traffic from Main Street will be detoured south to West Stadium Boulevard, west on West Stadium Boulevard to South Seventh Street and north on South Seventh Street to Pauline Boulevard. 
  • Eastbound traffic will be detoured south on South Seventh Street to West Stadium east on West Stadium to South Main Street, north on South Main Street to Pauline Boulevard.
  • During construction, pedestrian traffic will be maintained.

When: 7 a.m. Monday, April 14–7 p.m. Friday, Sept. 12, 2025

Why: The University of Michigan’s South Fifth Housing and Dining project will be installing utility service leads and water main in South Division Street. 

Detour and other travel impacts:

All forms of travel will be impacted by the full closure of South Division Street.

Vehicles:

  • Southbound traffic on South Division Street will be detoured east onto Hill Street, southeast onto Packard Street, south onto State Street, and back west onto East Hoover Avenue.
  • Northbound traffic on South Division Street will be detoured east onto East Hoover Avenue, north onto State Street, northwest onto Packard Street, west onto Hill Street, and north back to South Division Street.
  • Westbound traffic on Benjamin Street will be detoured north on Sybil Street, west on Hill Street, and back north on South Division Street.
  • Benjamin Street between South Division Street and Sybil Street will remain accessible to local traffic only. 

Cyclists:

  • Northbound cycle traffic on South Division Street will be detoured west on East Hoover Avenue, north on Greene Street, east on Hill Street, and north back to South Division Street.
  • Southbound cycle traffic will be detoured west onto Hill Street, south on Greene Street, and east back to Hoover Street. 

Pedestrians:

  • Southbound pedestrian traffic on South Division Street will be detoured south on the sidewalk on the east side of Division Street, east on the sidewalk on the north side of Benjamin Street, south across the western crosswalk crossing Benjamin Street at Sybil Street, west on the sidewalk on the south side of Benjamin Street, and back south on the sidewalk on the east side of South Division Street.
  • Northbound pedestrian traffic on South Division Street will be detoured north on the sidewalk on the east side of Division Street, east on the sidewalk on the south side of Benjamin Street, north across the western crosswalk crossing Benjamin Street at Sybil Street, west on the sidewalk on the north side of Benjamin Street, and back north on the sidewalk on the east side of South Division Street.

Special Event Closures

(Unless otherwise noted, special events listed are not sponsored or endorsed by the City of Ann Arbor.)​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​

These closures will occur for all U-M home football games, beginning with the home opener Saturday, ​Aug.​ 30. The scheduled closures are the same as those during the past several football seasons:

  • East Keech Street between South Main Street and Greene
  • Closure of the westbound right turn lane of East Stadium Boulevard onto South Main Street just south of Michigan Stadium
  • Closing South Main Street to both local and through traffic from Stadium Boulevard to Pauline
  • Limited access to parking permit holders on Greene Street from East Hoover to Keech

The duration of these closures will be three hours prior to each game until the end of each game. The exception is southbound South Main Street, which will be closed one hour prior to the games until the end of each game. See a map of these closures​ (PDF). University of Michigan home football games are scheduled for Saturdays,

  • Aug. 30
  • Sept. 13
  • Oct. 4 
  • Oct. 18
  • Nov. 1
  • Nov. 29

Please also note that the road closures and parking restrictions will be in effect for the major concert event (Zach Bryan) scheduled to take place at Michigan Stadium on Saturday, Sept. 27.

From 2 to 8:30 p.m. on Wednesday, Aug. 27, 2025, the following streets will be closed for the University of Michigan Center for Campus Involvement’s Festifall Event special event:

  • North University and East Washington Streets between Thayer and Fletcher 

From 2:30 p.m. until midnight on Friday, Aug. 29, 2025, the following street will be closed for the University of Michigan GoBlueMix Welcome Celebration special event:

  • Washington between Fletcher and Thayer Streets 

Thursdays at 4 p.m. through Mondays at 6 a.m. from June 1 through Sept. 30, 2025, the following streets will be closed as part of the downtown closures for restaurant and retail use (PDF):

  • Main Street from William to Washington
  • West Liberty Street from Ashley to Main Street
  • East Liberty Street from Main Street to Fourth Avenue
  • West Washington Street from Ashley to Main Street

On Thursdays, from 6 a.m. to 3 p.m., between June 5 and August 28, the following street will be closed for the Sonic Lunch Performance special events:

  • East Liberty between South Division and South Fifth Avenue

From 6 a.m. Tuesday, Aug. 19 until 11 p.m. Sunday, Aug. 24, 2025, changes to traffic patterns, bagging of meters and parking on 
the following streets will be in place for University of Michigan student move in/out:

  • Thompson - one way southbound from East Jefferson to Packard - meters bagged
  • East Madison - one way eastbound from Packard to South State - meters bagged
  • Observatory - one way southbound from East Ann to Geddes - meters bagged
  • East Washington - one way westbound from Fletcher to Thayer - meters bagged
  • Maynard - from East Jefferson to East William - meters bagged
  • East University between Hill and Willard - meters bagged
  • Church Street between Hill and Willard - meters bagged
  • North University Court - meters bagged
  • Washington Heights - closed from Observatory to E. Medical Center Drive - meters bagged
  • East Ann - one-way eastbound from Zina Pitcher Place to Observatory - meters bagged

Michigan Department ​of Transportation (MDOT) and Washtenaw County Road Commission (WC​RC)​ Projects 

To stay informed of projects managed by entities other than the City of Ann Arbor, please consult the WCRC website and subscribe directly to receive MDOT updates. To subscribe to MDOT updates, follow the link and click the envelope on the left of the page.​

MDOT also maintains an online map (MI Drive Map)​ to view their current construction projects that may impact travel. 

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