Wisconsin Department of Transportation > Southwest Region Highway Projects and Studies

Southwest Region Highway Projects and Studies

This webpage contains projects under construction and design, along with studies for the Wisconsin Department of Transportation (WisDOT), Division of Transportation Systems Development (DTSD) for the Southwest Region.

Southwest region counties of Wisconsin

Construction Projects | Design Projects | Studies (no construction activity)

Construction Projects

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

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Design Projects

Columbia County

I-39 (I-90/94/78 to the Wisconsin River), between Madison and Packwaukee - Columbia County
I-39 Bridge Replacement (Grotzke Road Bridge) - Columbia County
I-39/90/94 Bridge over Wisconsin River - Columbia County
I-39/90/94 and WIS 60 Interchange - Columbia County
US 51 (North of County V to WIS 22), Deforest to Leeds - Dane and Columbia counties

US 51 (Tomlinson Road to Ontario Street), DeForest to Portage - Columbia County
WIS 33 (West of Morris Drive to WIS 73), Portage to Fox Lake - Columbia 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 60 (Riddle Rd to Clark St), Lodi - Columbia County

WIS 60 (WIS 22 to Commerce Drive), between Arlington and Columbus - Columbia County
WIS 73 (North Village Limits in Marshall to Deansville Road), Marshall to Columbus - Dane and Columbia counties
WIS 78 (Elma Ave to County DL and Box Culvert repairs), Sauk City to I-39 - Columbia and Sauk counties
WIS 89 (Clarkson Road to Avalon Road), Waterloo to Columbus - Columbia, Dane, and Dodge Counties

WIS 113 (WIS 60 to WIS 188), between Lodi and Merrimac - Columbia County
WIS 113 (County J to WIS 188), between Lodi and Merrimac - Columbia County
WIS 146 (WIS 16 to WIS 33), Fall River to Cambria - Columbia County

Crawford County

US 18 (South Town Ln and Selch Rd Intersection), Prairie du Chien - Crawford County
WIS 27 (County C to N Brookville Rd), between Fairview and Viroqua - Vernon and Crawford counties
WIS 27 (Northwest Ave to County C), between Prairie du Chien and Viroqua - Crawford County
WIS 35 (County N to County E), between Prairie du Chien and Ferryville – Crawford County
WIS 35 (County E to Old Highway 35), De Soto to Lynxville - Crawford County

WIS 60 (E Jct Old Hwy 60 to Kickapoo River Bridge), between Bridgeport and Boscobel - Crawford County
WIS 60 (Kickapoo River Bridge to US 61), Bridgeport - Crawford County
WIS 131 (WIS 60 to 0.49 miles E of Railway St), Wauzeka to Soldiers Grove - Crawford County
WIS 131 (Kickapoo River to US 61), Soldiers Grove - Crawford County
WIS 131 (0.49 miles E of Railway St to Sunny Ridge Rd), Wauzeka to Soldiers Grove - Crawford County

WIS 131 (Sunny Ridge Rd to Pleasant St), Wauzeka to Soldiers Grove - Crawford County
WIS 171 (US 61 to US 14), Rolling Ground to Boaz - Richland and Crawford Counties
WIS 171 Box Culvert replacement, near Mt. Sterling - Crawford County
WIS 171 (WIS 27 to US 61), Ferryville to Rolling Ground - Crawford County
WIS 179 bridge over Kickapoo River, between Eastman and Steuben - Crawford County

Dane County

I-39/90 patching (US 12/18 to Lien Road), Madison - Dane County
I-39/90/94 patching (Columbia/Dane County Line to south of County V), Madison - Dane County
I-94 (County N interchange to Airport Road overpass), Cottage Grove to Lake Mills - Dane and Jefferson counties
I-94 and WIS 73 interchange, between Madison and north of Deerfield - Dane County
US 12/18 and County AB interchange, Madison - Dane County

US 12/18 and County W/Oak Park Road intersection, near Deerfield – Dane County
US 12 (WIS 188/Tetiva Road Intersection), Sauk City - Dane County
US 14 (WIS 19/WIS 78/Wolf Road intersection), Mazomanie - Dane County
US 14 (Fitchburg North limits to Fitchburg South limits), Fitchburg - Dane County
US 14 (Oak Street to Walter Road), Arena to Mazomanie - Dane and Iowa counties

US 18/151 (Town Hall Rd to Fitchrona Rd), between Mount Horeb and Fitchburg - Dane County
US 18/151 and County F intersection, Blue Mounds - Dane County
US 51 (I-39/90 to US 12/18 (Beltline), east of Stoughton to north of McFarland - Dane County
US 51 and County B/AB intersection - Dane County
US 51 northbound (US 151 to Pierstorff Street), Madison to DeForest - Dane County

US 51 (North of County V to WIS 22), Deforest to Leeds - Dane and Columbia counties
WIS 19 and US 151 interchange, Sun Prairie - Dane County
WIS 19 (Division Street to River Road) - 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 (WIS 78 to US 12), Mazomanie to Springfield Corners - Dane County
WIS 19 (Wood Violet Lane to Maunesha River), Sun Prairie to Marshall - Dane County
WIS 30 (Fair Oaks Avenue to I-39/90/94 interchange), Madison - Dane County
WIS 73 (Shaul Lane to North Street), Village of Deerfield - Dane County
WIS 73 (WIS 19 to North Village Limits), Marshall - Dane County

WIS 73 (North Village Limits in Marshall to Deansville Road), Marshall to Columbus - Dane and Columbia counties
WIS 78 (Lien Court to County H), Blanchardville to south of Daleyville - Lafayette, Iowa, Green and Dane counties
WIS 89 (Clarkson Road to Avalon Road), Waterloo to Columbus - Columbia, Dane, and Dodge counties
WIS 92 (East Ave. to US 14), between Belleville and Edgerton - Dane and Green counties
WIS 92 (East junction of County G to WIS 69), between Mt Horeb and Brooklyn - Dane County

WIS 113 northbound lanes (Sunset Lane to County V), Madison to Lodi - Dane County
WIS 113/County P/County V intersection, Madison - Dane 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 (Knutson Drive to WIS 19), between Madison and Waunakee - Dane County

Dodge County

US 151 (WIS 49 interchange area), Waupun - Dodge County
US 151/County C Intersection, Town of Trenton - Dodge County
US 151 and County DE/Jackson Road Intersection, Beaver Dam – Dodge County
WIS 16 bridge (over the Chicago, Milwaukee, St. Paul and Pacific Railroad), Elba - Dodge County
WIS 16 (County L/WIS 26 to E. Main Street), Watertown - Dodge and Jefferson Counties
WIS 19 (Crawfish River Bridge to Gypsy Road), Hubbleton to Watertown - Dodge and Jefferson counties
WIS 26 (WIS 33 to South of Milligan Road), Oak Grove, Burnett and Chester - Dodge County
WIS 26 (Center Street to WIS 33), Juneau - Dodge County
WIS 26 (Milligan Road to Doty Street), Waupun to Chester - 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 33 (WIS 73 to Forest Street), Fox Lake - Dodge County
WIS 60 (County W to WIS 67), between Lowell and Hartford - Dodge County
WIS 60 (WIS 67 to Washington County Line), Town of Rubicon – Dodge County
WIS 67 (Ruedebusch Ave to County S), between Mayville and Oconomowoc - Dodge 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), Dodge County
WIS 67 (WIS 175 to East County Line), Lomira - Dodge County
WIS 89 (Clarkson Road to Avalon Road), Waterloo to Columbus - Columbia, Dane, and Dodge counties

Grant County

US 61/WIS 81 intersection, South of Lancaster - Grant County
US 61 (County U to WIS 133), between Lancaster and Dickeyville - Grant County
US 61 (Hickory Lane to Alona Lane), Dickeyville to Lancaster - Grant County
US 61 (North Street to Wisconsin River Bridge), Boscobel - Grant County
WIS 133 bridge over Green River, between Mt Hope and Boscobel - Grant County

WIS 35 bridge over Blake Fork, Bloomington - Grant County
WIS 35 (McKinley St to Grant River Bridge), Lancaster - Grant County
WIS 35 (US 18 to WIS 133), Patch Grove to Bloomington - Grant County
WIS 80 Corridor Improvements, Hazel Green to Platteville - Grant County
WIS 80 (BUS 151 to North Cuba City limit), Platteville - Grant County

WIS 80 (South Cuba City limit to Hazel Green north village limits), Cuba City to Hazel Green - Grant County
WIS 80 (WIS 11 to Illinois state line) and WIS 11 (West village limits to North village limits), Hazel Green - Grant County
WIS 81 bridge over Hackett Branch, between Cassville and Lancaster - Grant County
WIS 81 (County Y to WIS 35), Cassville - Grant County
WIS 81 (School Street to County Y), Cassville - Grant County

Green County

WIS 39 (County K to York Center Road), Hollandale to New Glarus - Green and Iowa counties
WIS 69 intersections (Wittenwyler Road and County C), Monticello - Green County
WIS 69 (Bushnell Creek to Cow Path Lane), Monroe to New Glarus - Green County
WIS 78 (Lien Court to County H), Blanchardville to south of Daleyville - Lafayette, Iowa, Green and Dane counties
WIS 92 (East Ave. to US 14), between Belleville and Edgerton - Dane and Green counties

Iowa County

US 14 (Oak Street to Walter Road), Arena to Mazomanie - Dane and Iowa counties
US 14 (Wisconsin River to Oak Street), between Spring Green and Madison - Iowa County
WIS 23 (Minerva Street to Water Street), Darlington to Mineral Point - Lafayette and Iowa County
WIS 39 (County K to York Center Road), Hollandale to New Glarus - Green and Iowa counties
WIS 78 (Lien Court to County H), Blanchardville to south of Daleyville - Lafayette, Iowa, Green and Dane counties

WIS 80 (County I to WIS 133), between Cobb and Avoca - Iowa County
WIS 80 (US 18 to Kennedy Street), Cobb to Avoca - Iowa County
WIS 80 (Kennedy Street to County I), Highland - Iowa County
WIS 130 (WIS 133 to WIS 23), Lone Rock - Iowa County
WIS 130 bridge over Wisconsin River, Lone Rock - Iowa/Richland/Sauk counties
WIS 130 (Garthwaite Lane to Spring Valley Road), Lone Rock - Iowa County

Lafayette County

WIS 11 (City of Shullsburg West Limit to Wolf Creek), Shullsburg to Gratiot - Lafayette County
WIS 11 bridges over Shullsburg Branch, Shullsburg - Lafayette County
WIS 23 (Minerva Street to Water Street), Darlington to Mineral Point - Lafayette and Iowa counties
WIS 78 (WIS 11 to County D), between Gratiot and Wiota, Lafayette County

WIS 78 (Lien Court to County H), Blanchardville to south of Daleyville - Lafayette, Iowa, Green and Dane counties
WIS 81 (WIS 23 to Wildcat Rd), Darlington - Lafayette County
WIS 81 (Wildcat Rd to WIS 78), between Darlington and Argyle - Lafayette County
WIS 126 (WIS 81 to County G), between Cuba City and Mineral Point - Lafayette County

Monroe County

I-90/94 (Eastbound US 12 to County C), Tomah to Camp Douglas - Monroe County
US 12 and Veterans Street intersection, Tomah - Monroe County
US 12/Wittig Road intersection, Tomah - Monroe County
US 12 (Grant Avenue to east Monroe County Line), between Tomah and Camp Douglas - Monroe County
WIS 16 (0.5 miles E of I-90 to W. Hazel Ave), Sparta - Monroe County

WIS 16 (I-90 Exit 28 interchange area), Sparta to Tomah - Monroe County
WIS 16 (E Junction Hamlet Ave to Alpine Drive), Sparta - Monroe County
WIS 21 (City of Sparta E. limit to Emerson Road), Sparta to Tomah - Monroe County
WIS 21 (Eaton Ave to Juneau County Line), Tomah - Monroe County

WIS 27 (I-90 Exit 25 Interchange area), Sparta - Monroe County
WIS 27 (Hardware Road to N. Monroe County line), North of Sparta - Monroe County
WIS 71 (Harmony Avenue to North Street), Sparta to Norwalk - Monroe County

Richland County

US 14 (Bohmann Drive to County O), Richland Center - 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 60 (WIS 80 to US 14), Muscoda to Gotham - Richland County
WIS 80 (Baraboo River West Branch to County C), Hillsboro - Vernon and Richland counties

WIS 80 (Pine River Bridge to County C), Richland Center to Hub City - Richland County
WIS 130 bridge over Wisconsin River, Lone Rock - Iowa/Richland/Sauk counties
WIS 130 (US 14 to W Junction of County B), Lone Rock to WIS 154 - Richland County
WIS 130 (County B to WIS 154) - Richland and Sauk Counties
WIS 130 (Wisconsin River to US 14), Lone Rock - Richland County

WIS 154 (WIS 58 to Richland/Sauk County Line), between Richland Center and Reedsburg - Richland County
WIS 171 (US 61 to US 14), Rolling Ground to Boaz - Richland and Crawford counties
WIS 193 (WIS 60 to WIS 80), Muscoda - Richland County

Rock 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
WIS 11 Culvert Replacement, between Orfordville and Footville - Rock County
WIS 11 (2nd Street to County B), Brodhead to Footville - Rock County
US 14 (WIS 92 to City of Evansville), between Brooklyn and Evansville - Rock County

WIS 59 (WIS 104 to WIS 213), Evansville - Rock County
WIS 67 (Gateway Blvd. to WIS 140), Beloit - Rock County
WIS 140 (N Ogden Avenue to US 14), Bergen to Emerald Grove - Rock County
WIS 140 (Bergen to Emerald Grove), Illinois State Line to the Village of Clinton - Rock County

WIS 213 (WIS 11 to WIS 59), Orfordville to Evansville - Rock County
WIS 213 (WIS 11 to Burton St), Beloit - Rock County
WIS 213 (Illinois state line to US 51), Beloit - Rock County

Sauk County

I-90/94 (US 12 to Schepps Road, eastbound lanes only), Wisconsin Dells to Portage - Sauk County
US 12 / Wisconsin Dells Parkway (E. Adams Street to WIS 13), Lake Delton to Wisconsin Dells - Sauk County
US 12 (North Sauk County Line to WIS 13), Town of Delton and Wisconsin Dells - Sauk County
WIS 23 bridges over Honey Creek, between Spring Green and Reedsburg - Sauk County

WIS 23 (County K to Elder Ridge Rd), Reedsburg - Sauk County
WIS 23 (County GG to US 14), Spring Green - Sauk County
WIS 23 (WIS 33 to west of County P), between Reedsburg and Wisconsin Dells - Sauk County
WIS 23 (WIS 136 intersection), Reedsburg - Sauk County
WIS 23 (Wisconsin River Bridge to US 14), Mineral Point to Spring Green - Sauk County

WIS 33 (La Valle to Sauk County Line) - Sauk County
WIS 33 (La Valle St. to Preston Ave.), La Valle to Reedsburg - Sauk County
WIS 33 (Mulberry Street to County T), Baraboo and West Baraboo - Sauk County
WIS 33 (Preston Ave to WIS 23), Reedsburg - Sauk County
WIS 58 (Lee Lake Bridge to WIS 33), Cazenovia to La Valle - Richland and Sauk counties

WIS 60 (Fox Road to US 12), Sauk City - Sauk County
WIS 78 (Elma Ave to County DL and Box Culvert repairs), Sauk City to I-39 - Columbia and Sauk counties
WIS 130 bridge over Wisconsin River, Lone Rock - Iowa/Richland/Sauk counties
WIS 130 (County B to WIS 154) - Richland and Sauk counties

Vernon County

US 14/61, WIS 27/82, and County T intersection (south of Viroqua) - Vernon County
US 14/61 (Brendel Lane to South Washington Lane), Viroqua - Vernon County
US 14 (High Echo Lane to Locust Street) and US 14/Main Street (WIS 27) intersection, City of Westby - Vernon County
WIS 27 (County C to N Brookville Rd), between Fairview and Viroqua - Vernon and Crawford counties
WIS 33 (Kickapoo River bridge to Hillsboro city limit), Ontario to Hillsboro - Vernon County

WIS 56 bridge over Bishop Branch, between Viroqua and Richland Center - Vernon County
WIS 56 (Mahoney Road to South Junction WIS 131), Viroqua to Viola - Vernon County
WIS 80 (Baraboo River West Branch to County C), Hillsboro - Vernon and Richland counties
WIS 80 (Pine River Bridge to County C), Richland Center to Hub City - Richland 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 162 (County KK to US 14), Chaseburg to Coon Valley - Vernon County
WIS 162 (Stoddard Village park driveway to Depot St), Stoddard - Vernon County

Studies (no construction activity)

Dane County

I-39/90/94, from US 12/18 to Dees Road, 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 Corridor Study (Ski Hi Road to WIS 19 West), Baraboo to Springfield - Dane County
US 12 Corridor Study (County N to WIS 26), Cottage Grove to Fort Atkinson - Dane and Jefferson counties
US 12 Freeway Conversion Study (WIS 19 to Parmenter Street), Springfield to Middleton - Dane County

US 12/18 Freeway Conversion Study (I-39/90 to County N), Madison to Cottage Grove - Dane County
US 14 Corridor Preservation Access Study (WIS 78 to US 12/18), Mazomanie to Middleton - Dane County
US 18/151 Freeway Conversion Study (US 18/151 to County G) - Dane and Iowa counties
US 51, Stoughton Road Corridor Study (Terminal Drive/Voges Road to I-39/90/94), McFarland to DeForest - Dane County
WIS 19 Study (US 12 to WIS 89), Springfield to Waterloo - Dane and Jefferson counties

Columbia County

I-39/90/94, from US 12/18 to Dees Road, from Madison to Wisconsin Dells, in Dane, Columbia, Sauk and Juneau counties.

Dodge County

US 151 Freeway Conversion Study (WIS 73 to WIS 49), Columbus to Waupun - Dodge County
WIS 16 Corridor Study (WIS 26 to Wisconsin Ave.), Watertown to Oconomowoc - Dodge County

Iowa County

US 18/151 Freeway Conversion Study (US 18/151 to County G) - Dane and Iowa counties

Jefferson County

US 12 Corridor Study (County N to WIS 26), Cottage Grove to Fort Atkinson - Dane and Jefferson counties
WIS 19 Study (US 12 to WIS 89), Springfield to Waterloo - Dane and Jefferson counties

Juneau County

I-39/90/94, from US 12/18 to Dees Road, from Madison to Wisconsin Dells, in Dane, Columbia, Sauk and Juneau counties.

La Crosse County

La Crosse Major Highway Project Environmental Study - La Crosse County
US 53 La Crosse Corridor Safety and Operations Study, City of La Crosse - La Crosse County

Sauk County

I-39/90/94, from US 12/18 to Dees Road, from Madison to Wisconsin Dells, in Dane, Columbia, Sauk and Juneau counties.

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

Wisconsin Department of Transportation
Southwest Region
Madison Office
2101 Wright Street
Madison, WI 53704
Phone: (608) 246-3800
Fax: (608) 246-7996
WI Telecommunications Relay System (TTY): 711
Email: swr.dtsd@dot.wi.gov

Southwest Region Highway Projects and Studies

Construction Projects

Design Projects

Columbia County​

Crawford County

Dane County

Dodge County

Grant County​​​

Green County

Iowa County

Jefferson County

Juneau County

La Crosse County

Lafayette County

Monroe County

Richland County​

Rock County

Sauk County

Vernon County

Studies (no construction activity)​

​Dane County

Columbia County

Dodge County

Iowa County

Jefferson County

Juneau County

La Crosse County

Sauk County

In This Together

Contacts

Columbia County

Grant County

Richland County

Studies (no construction activity)

Dane County