Southwest Region Highway Projects and Studies

​This webpage lists highway projects in design and study for the Wisconsin Department of Transportation (WisDOT), Division of Transportation System Development (DTSD) Southwest Region. The Southwest Region consists of Columbia, Crawford, Dane, Dodge, Grant, Green, Iowa, Jefferson, Juneau, La Crosse, Lafayette, Monroe, Richland, Rock, Sauk and Vernon counties.

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Construction | DesignStudies

Projects under construction

• View active Southwest Region construction projects (511 Wisconsin Construction Projects).

Projects in design (scheduled for construction)

• County T bridges over the Wisconsin River, Blue River to Port Andrew - Grant and Richland counties
• I-39 (0.55 miles south of County V interchange to North Dane County line) - Dane County
• I-39 (Lien Road to US 51), Madison - Dane County
• I-39/90 patching (US 12/18 to Lien Road), Madison - Dane County
• I-39/90/94 Bridge over Wisconsin River - Columbia County

• I-39/90/94 (South County Line to WIS 60) - Columbia County
• I-90 (County M to US 12), Tomah - Monroe County
• I-90 - County C bridge, West Salem - La Crosse County
• I-90 La Crosse area bridges, La Crosse - La Crosse County
• I-90 (Rest area 16, Sparta), Sparta - Monroe County

• I-90 (Theater Road to County C), Onalaska to West Salem - La Crosse County
• I-90/94 bridge repairs (County M/Welch Prairie Rd bridges over I-90/94), New Lisbon - Juneau County
• I-90/94 (US 12 to WIS 23), Wisconsin Dells - Juneau and Sauk Counties
• I-94 (County N interchange to Airport Road overpass), Cottage Grove to Lake Mills - Dane and Jefferson counties
• I-94 and WIS 26 interchange area, Johnson Creek - Jefferson County

• US 12 (County J to Sauk County Line), Wisconsin Dells - Juneau County
• US 12 (Grant Avenue to east Monroe County Line), between Tomah and Camp Douglas - Monroe County
• US 12 (Jackson County Line to County O), North of Tomah - Monroe County
• US 12 (Meadow Lane to east of County J), Lyndon Station - Juneau County​
  
• US 12 (WIS 188/Tetiva Road Intersection), Sauk City - Dane County

• US 12 / Wittig Road intersection, Tomah - Monroe County
• US 12 / Wisconsin Dells Parkway (E. Adams Street to WIS 13), Lake Delton to Wisconsin Dells - Sauk County
• US 12 / 18 and County W/Oak Park Road intersection, near Deerfield – Dane County
• US 14 and Deming Way intersection, City of Middleton - Dane County
• US 14 (Bohmann Drive to County O), Richland Center - Richland County

• US 14 (WIS 162 to Church Street), Village of Coon Valley - Vernon County
• US 14 (County O to WIS 89), City of Janesville - Rock County
• US 14 (Fitchburg North limits to Fitchburg South limits), Fitchburg - Dane County
• US 14 (High Echo Lane to Locust Street) and US 14/Main Street (WIS 27) intersection, City of Westby - Vernon County
• US 14 (Marion Road to Garner Place), La Crosse - La Crosse County

• US 14 (Oak Street to Walter Road), Arena to Mazomanie - Dane and Iowa Counties
• US 14 (Richland County line to Wisconsin River), Spring Green - Sauk County
• US 14 (Vernon County line to Kalish Lane), Readstown to Richland Center - Richland County
• US 14 (WIS 80 to Bohmann Drive), City of Richland Center - Richland County
• US 14 (WIS 92 to City of Evansville), between Brooklyn and Evansville - Rock County

• US 14 (Wright Road to County MM), City of Janesville - Rock County
• US 18 (County YZ intersection), Near Dodgeville - Iowa County
• US 18 (Jefferson Street to County Line Road), Fennimore to Montfort - Grant County
• US 18 (Main Street intersection), City of Prairie du Chien - Crawford County
• US 18 (South Town Ln and Selch Rd Intersection), Prairie du Chien - Crawford County

• US 18 retaining wall, Helenville - Jefferson County
• US 18/151 (bridge and curve repairs), Dodgeville to Mount Horeb - Iowa County
• US 18/151 and County F intersection, Blue Mounds - Dane County
• US 18/151 (County G to WIS 69), Mount Horeb - Dane County
• US 51/Center Avenue (Nicolet Street to Court Street), Janesville - Rock County

• US 51/Center Avenue intersection with Court/Milwaukee/Centerway, Janesville - Rock County
• US 51 (I-39/90 to US 12/18 (Beltline)), east of Stoughton to north of McFarland - Dane County
• US 51 (North of County V to WIS 22), DeForest to Leeds - Dane and Columbia counties
• US 51 (Pleasant Street to DeWitt Street), City of Portage - Columbia County
• US 51 (Tomlinson Road to Ontario Street), DeForest to Portage - Columbia County

• US 61 (County U to WIS 133), between Lancaster and Dickeyville - Grant County
• US 61 (North Street to Wisconsin River Bridge), Boscobel - Grant County
• US 61/WIS 81 intersection, south of Lancaster - Grant County
• US 151/County C Intersection, Trenton - Dodge County
• US 151 and County DE/Jackson Road Intersection, Beaver Dam – Dodge County

• US 151 (Beaverland Parkway to Hemlock Road), Beaver Dam - Dodge County
• WIS 11 bridges over Shullsburg Branch, Shullsburg - Lafayette County
• WIS 11 (WIS 23/County P intersection), near Shullsburg - Lafayette County
• WIS 11 (Wolf Creek Bridge to County KK), Gratiot - Lafayette County
• WIS 13 median at US 12 intersection, Wisconsin Dells - Sauk County

• WIS 16 (0.5 miles E of I-90 to W. Hazel Ave), Sparta - Monroe County
• WIS 16 bridge (over the Chicago, Milwaukee, St. Paul and Pacific Railroad), Elba - Dodge County
• WIS 16/County M intersection, West Salem - La Crosse County
• WIS 16 (County L/WIS 26 to E. Main Street), Watertown - Dodge and Jefferson Counties
• WIS 16 (E Junction Hamlet Ave to Alpine Drive), Sparta - Monroe County

• WIS 16 (East Main Street to Old Hi-way Lane), Watertown to Oconomowoc - Jefferson County
• WIS 16 (La Crosse Street to S Kinney Coulee Road), La Crosse - La Crosse County
• WIS 19 (Church Street to Market Street), Watertown – Jefferson County
• WIS 19 (Crawfish River Bridge to Gypsy Road), Hubbleton to Watertown - Dodge and Jefferson counties
• WIS 19 (Division Street to River Road), east of Waunakee - Dane County

• WIS 19 (North Street to Main Street), Sun Prairie - Dane County
• WIS 19 and Westmount Drive intersection, Sun Prairie - Dane County
• WIS 19 (Wood Violet Lane to Maunesha River), Sun Prairie to Marshall - Dane County
• WIS 19 and US 151 interchange, Sun Prairie - Dane County
• WIS 21 (City of Sparta E. limit to Emerson Road), Sparta to Tomah - Monroe County

• WIS 21 (Sheridan Street to East County Line), Necedah - Juneau County
• WIS 23 bridges over Honey Creek, between Spring Green and Reedsburg - Sauk County
• WIS 23 (County GG to Elder Ridge Road), Spring Green to Reedsburg - Sauk County
• WIS 23 (County K to Elder Ridge Rd), Reedsburg - Sauk County
• WIS 23 (Pine Street to Rowe Road) and US 18 (Johns Street intersection), Village of Dodgeville - Iowa County
• WIS 23 (WIS 16 to Gulch Road), Wisconsin Dells - Columbia County

• WIS 23 (WIS 33 to west of County P), between Reedsburg and Wisconsin Dells - Sauk County
• WIS 26 (Center Street to WIS 33), Juneau - Dodge County
• WIS 26 (Milligan Road to Doty Street), Waupun to Chester - Dodge County
• WIS 27 (WIS 33 to Icon Avenue), Sparta to Cashton – Monroe County
• WIS 28 bridge over East Branch of the Rock River, Mayville - Dodge County

• WIS 28 (County V to WIS 175), between Horicon and Kewaskum - Dodge County
• WIS 28 (Ellsworth St to North Junction County TW), Horicon - Dodge County
• WIS 30 (Fair Oaks Avenue to I-39/90/94 interchange), Madison - Dane County
• WIS 33 (Baraboo River to Village of Wonewoc south limits), Union Center to Wonewoc - Juneau County

• WIS 33 (Forest Ridge Drive to Kirschner Road), La Crosse to Cashton - La Crosse County
• WIS 33 (La Crosse County Line to WIS 27), La Crosse County Line to Cashton - Monroe County
• WIS 33 (La Valle to Sauk County Line), La Valle to Wonewoc - Sauk County
• WIS 33 (La Valle St. to Preston Ave.), La Valle to Reedsburg - Sauk County
• WIS 33 (Preston Ave to WIS 23), Reedsburg - Sauk County

• WIS 33 (WIS 73 to Forest Street), Fox Lake - Dodge County
• WIS 33 (Wisconsin River to WIS 16), City of Portage - Columbia County
• WIS 35 (County E to Old Highway 35), De Soto to Lynxville - Crawford County
• WIS 35 (County N to County E), between Prairie du Chien and Ferryville – Crawford County
• WIS 35 (La Crosse/Vernon County to Sunnyside Drive) – La Crosse County

• WIS 35 (Tank Creek Bridge and Black River Bridges), Holmen to Trempealeau - La Crosse and Trempealeau Counties
• WIS 35 (Sunnyside Drive to Mallard Lane) – La Crosse County
• WIS 35 (US 18 to WIS 133), Patch Grove to Bloomington - Grant County
• WIS 39 bridge over Mineral Point Branch, Town of Mineral Point - Iowa County
• WIS 39 (County K to York Center Road), Hollandale to New Glarus - Green and Iowa counties

• WIS 39 (WIS 23 to Hollandale village limits), Mineral Point to Hollandale - Iowa County
• WIS 44 bridge over Fox River, northeast of Marcellon - Columbia County
• WIS 44 (WIS 33 to County HH), Marcellon to Dalton - Columbia County
• WIS 56 (S junction WIS 131 to Fancy Creek bridge) - Richland County
• WIS 58 (0.7 miles N of County N to Lee Lake Bridge), US 14 to La Valle - Richland County

• WIS 58 (Lee Lake Bridge to WIS 33), Cazenovia to La Valle - Richland and Sauk Counties
• WIS 59 (WIS 104 to WIS 213), Evansville - Rock County
• WIS 59 (WIS 106 to County Z), Palmyra - Jefferson County
• WIS 60 (County W to WIS 67), between Lowell and Hartford - Dodge County
• WIS 60 (Fox Road to US 12), Sauk City - Sauk County

• WIS 60 (Kickapoo River Bridge to US 61), Bridgeport - Crawford County
• WIS 60 (US 12 to Eagle View Court), Sauk City - Sauk County
• WIS 60 (US 18 to E junction Old Highway 60), Bridgeport - Crawford County
• WIS 60 (US 61 to County W), Boscobel to Westport - Crawford and Richland Counties
• WIS 60 (Riddle Rd to Clark St), Lodi - Columbia County

• WIS 60 (WIS 67 to Washington County Line), Rubicon – Dodge County
• WIS 60 (WIS 80 to US 14), Muscoda to Gotham - Richland County
• WIS 67 (Gateway Blvd. to WIS 140), Beloit - Rock County
• WIS 67 (Waukesha County Line to County MM), Ashippun - Dodge County
• WIS 67 (WIS 28 to County H), Lomira - Dodge County

• WIS 67 (WIS 60 to West Junction County S), north of Neosho - Dodge County
• WIS 67 (WIS 175 to East County Line), Lomira - Dodge County
• WIS 69 (Bushnell Creek to Cow Path Lane), Monroe to New Glarus - Green County
• WIS 69 intersections (Wittenwyler Road and County C), Monticello - Green County

• WIS 71 (County U to County V), Sparta to Elory - Monroe County
• WIS 71 (County V to WIS 80), Kendall to Elroy - Juneau and Monroe Counties
• WIS 73 (Faith Drive to Middleton Street) - Columbia County
• WIS 73 (WIS 19 to North Village Limits), Marshall - Dane County
• WIS 78 (County E to west Mt Horeb Village limits), Argyle to Mt Horeb - Dane County

• WIS 78 (Elma Ave to County DL and Box Culvert repairs), Sauk City to I-39 - Columbia and Sauk Counties
• WIS 78 (Lien Court to County H), Blanchardville to south of Daleyville - Lafayette, Iowa, Green and Dane Counties
• WIS 78 (Main Street and WIS 11), Gratiot - Lafayette County
• WIS 78 (North Junction County H to County E), Argyle to Mt Horeb, Dane County
• WIS 80 (BUS 151 to North Cuba City limit), Platteville - Grant County

• WIS 80 (Baraboo River West Branch to County C), Hillsboro - Vernon and Richland Counties
• WIS 80 (County I to WIS 133), between Cobb and Avoca - Iowa County
• WIS 80 Corridor Improvements, Hazel Green to Platteville - Grant County
• WIS 80 (Iowa County Line to Wisconsin River), Muscoda - Grant County
• WIS 80 (Kennedy Street to County I), Highland - Iowa County

• WIS 80 (Lemonweir River bridge to WIS 58), New Lison to Necedah - Juneau County
• WIS 80 (Pine River Bridge to County C), Richland Center to Hub City - Richland County
• WIS 80 (South Cuba City limit to Hazel Green north village limits), Cuba City to Hazel Green - Grant County
• WIS 80 (WIS 33 to Baraboo River bridge) - Juneau County
• WIS 80 (WIS 11 to Illinois state line) and WIS 11 (West village limits to North village limits) Hazel Green - Grant County

• WIS 80 (S Fork Baraboo River bridge to WIS 33) and WIS 33 (Hillsboro City Limits to County HH), Hillsboro - Vernon County
• WIS 81/County T intersection, near Brodhead - Rock/Green County
• WIS 81 and WIS 213/McKinley Avenue intersection, City of Beloit - Rock County
• WIS 81 (County K to S Paddock Road), Newark - Rock County
• WIS 81 (County Y to WIS 35), Cassville - Grant County

• WIS 81 (School Street to County Y), Cassville - Grant County
• WIS 81 (Willow Creek Bridge to County K), Avon to Newark - Rock County
• WIS 81 (WIS 23 to Wildcat Rd), Darlington - Lafayette County
• WIS 82 (Kickapoo River to WIS 33), La Farge to Hillsboro - Vernon County
• WIS 82 (WIS 35 to WIS 27), between DeSoto and Viroqua - Vernon County

• WIS 82 (WIS 56 to the Kickapoo River), between Viroqua and La Farge - Vernon County
• WIS 82 (WIS 56/WIS 82 intersection to La Farge), La Farge - Vernon County
• WIS 89 (E. Blackhawk Drive to US 18), Fort Atkinson – Jefferson County
• WIS 92 (Alaska Avenue to Stonefield Way), Mount Horeb - Dane County
• WIS 92 (East Ave. to US 14), between Belleville and Edgerton - Dane and Green Counties

• WIS 104 culverts (Emery Road culvert and Milbrandt Road culvert), Evansville - Green County
• WIS 106/County N intersection, east of Fort Atkinson - Jefferson County
• WIS 106 (First Street to WIS 59), Palmyra - Jefferson County
• WIS 113 (County J to WIS 188), between Lodi and Merrimac - Columbia County
• WIS 113 (County P to County V), between Madison and Lodi - Dane County

• WIS 113 (County P to City of Lodi), Lodi - Dane County
• WIS 113 northbound lanes (Sunset Lane to County V), Madison to Lodi - Dane County
• WIS 113 (WIS 78 to Mound Street), Baraboo to Merrimac - Sauk County
• WIS 130 bridge over Wisconsin River, Lone Rock - Iowa, Richland and Sauk Counties
• WIS 130 (County B to WIS 154), south of Sandusky - Richland and Sauk Counties

• WIS 130 (Garthwaite Lane to Spring Valley Road), Lone Rock - Iowa County
• WIS 130 (US 14 to W Junction of County B), Lone Rock to WIS 154 - Richland County
• WIS 130 (Wisconsin River to US 14), Lone Rock - Richland County
• WIS 130 (WIS 133 to WIS 23), Lone Rock - Iowa County
• WIS 131 (County A to Hiawatha Avenue), south of Tomah - Monroe County

• WIS 131 (0.49 miles E of Railway St to Sunny Ridge Rd), Wauzeka to Soldiers Grove - Crawford County
• WIS 131 (Kickapoo River to US 61), Soldiers Grove - Crawford County
• WIS 131 (Sunny Ridge Rd to Pleasant St), Wauzeka to Soldiers Grove - Crawford County
• WIS 131 (WIS 60 to 0.49 miles E of Railway St), Wauzeka to Soldiers Grove - Crawford County
• WIS 131 (WIS 82 to WIS 33), La Farge to Ontario - Vernon County
• WIS 133 (Brewery Hollow Road to County N), Village of Potosi - Grant County

• WIS 133 (Furnace Branch Bridge to WIS 35), Cassville to Bloomington - Grant County
• WIS 133 (Forest Lane to Furnace Branch Bridge), Village of Cassville - Grant County
• WIS 133 (Sportsman Drive to WIS 80), Muscoda - Grant County
• WIS 136 (Baraboo River Retaining Wall) - Sauk County
• WIS 136 (Skillet Creek Road to County DL), Baraboo - Sauk County

• WIS 140 (Bergen to Emerald Grove), Illinois state line to Clinton - Rock County
• WIS 140 (N Ogden Avenue to US 14), Bergen to Emerald Grove - Rock County
• WIS 146 (WIS 16 to WIS 33), Fall River to Cambria - Columbia County
• WIS 162 bridge over Dutch Creek, between Bangor and Coon Valley - La Crosse County
• WIS 171 Box Culvert replacement, near Mount Sterling - Crawford County

• WIS 171 (US 61 to US 14), Rolling Ground to Boaz - Richland and Crawford Counties
• WIS 171 (WIS 27 to US 61), Ferryville to Rolling Ground - Crawford County
• WIS 175 (Hochheim Road to County DD), Village of Theresa - Dodge County
• WIS 188 (US 12 to WIS 60), Sauk City to Prairie Du Sac - Dane County
• WIS 213 (Illinois state line to US 51), Beloit - Rock County

• WIS 213 (WIS 11 to WIS 59), Orfordville to Evansville - Rock County
• WIS 213 (WIS 11 to Burton St), Beloit - Rock County

Studies (construction not scheduled)

• La Crosse Major Highway Project Environmental Study - La Crosse County
• I-39/90/94, from US 12/18 to WIS 16/US 12 interchange, from Madison to Wisconsin Dells, in Dane, Columbia, Sauk and Juneau counties.
• US 12/18 (Madison Beltline) Study (US 14 to County N), Middleton to Cottage Grove - Dane County
• US 12 Freeway Conversion Study (WIS 19 to Parmenter Street), Springfield to Middleton - Dane County
• US 18/151 Freeway Conversion Study (US 18/151 to County G), Dodgeville to Verona - Dane and Iowa counties
• US 51 (Stoughton Road) Corridor Studies - Dane County

View other projects around the state under study or in design.

In This Together

Learn how WisDOT works with businesses located in work zones through the In This Together program.

Contacts

Michael Bie
WisDOT Southwest Region Communications Manager
(608) 246-7928
michael.bie@dot.wi.gov

Hannah Punzel
WisDOT Southwest Region Communications Manager
(608) 246-7907
hannah.punzel@dot.wi.gov

Wisconsin Department of Transportation
Southwest Region
Madison Office
2101 Wright Street
Madison, WI 53704
Phone: (608) 246-3800
WI Telecommunications Relay System (TTY): 711
Email: swr.dtsd@dot.wi.gov