Brown County, South Dakota bridges
Brown County has 170 bridges and culverts in the National Bridge Inventory, the oldest built in 1900. 20 (12%) are rated poor. The most common type is slab (28%).
- Bridges
- 170
- Good
- 32%
- Fair
- 56%
- Poor
- 12%
- 20 bridges
- Average age
- 41.7 yrs
- Posted or closed
- 26
Map of bridges in Brown County
Green good, amber fair, red poor. Click a marker for details.Search bridges in Brown County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good32%(55)
Fair56%(95)
Poor12%(20)
When they were built
Busiest
- US012 over Moccasin CkPoor21,635 vehicles/day
- Second Street over First Ave NWFair11,055 vehicles/day
- Second Street over Burlington Northern RRFair11,055 vehicles/day
- Second Street over Railroad Ave SWFair11,055 vehicles/day
- 3rd Avenue SE over Moccasin CreekGood5,087 vehicles/day
Longest
- Fair
- US012 E over BNSF RRFair433 ft
- US281 over BNSF RailroadFair318 ft
- US281 over Elm RvPoor291 ft
- Fair
Oldest
- 103rd Street over James RiverPoorBuilt 1900
- 398th Avenue over Mud CreekPoorBuilt 1915
- 125th Street over James RiverPoorBuilt 1920
- 411th Avenue over CreekFairBuilt 1925
- 109th Street over Elm RiverFairBuilt 1925
All bridges in Brown County
Busiest first · showing 1–170 of 170| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| US012 over Moccasin Ck No. 000000007125330 | 1.4 E JCT US 281 N | 1954 | Slab | 119 ft | 21,635 | Poor |
| Second Street over First Ave NW No. 000000007112325 | 0.6 N JCT US12 - Aberdeen | 2003 | Stringer/Multi-beam or Girder | 61 ft | 11,055 | Fair |
| Second Street over Burlington Northern RR No. 000000007112326 | 0.5 N JCT US 12 Aberdeen | 2003 | Stringer/Multi-beam or Girder | 138 ft | 11,055 | Fair |
| Second Street over Railroad Ave SW No. 000000007112327 | 0.4 N JCT US12 - Aberdeen | 2003 | Stringer/Multi-beam or Girder | 61 ft | 11,055 | Fair |
| 3rd Avenue SE over Moccasin Creek No. 000000007126328 | 3rd Ave. SE - Aberdeen | 2019 | Slab | 86 ft | 5,087 | Good |
| US281 over BNSF Railroad No. 000000007100328 | 0.2N JCT US12 | 2001 | Truss - Thru | 318 ft | 4,468 | Fair |
| US281 over Foot Ck No. 000000007100342 | 1.1 S JCT US 12 | 1971 | Slab | 152 ft | 3,968 | Fair |
| Roosevelt Street N over Moccasin Creek No. 000000007130323 | Roosevelt Ave - Aberdeen | 1995 | Culvert | 36 ft | 3,845 | Fair |
| Melgaard Road over Moccasin Ck No. 000000007119340 | Melgaard RD(18th)ABERDEEN | 1990 | Culvert | 66 ft | 3,600 | Good |
| US012 over Antelope Ck No. 000000007312340 | 1.6 E JCT Sd 37 | 1972 | Culvert | 38 ft | 3,468 | Fair |
| US012 over Ck No. 000000007319342 | 2.5 E JCT Sd 37 | 1972 | Culvert | 31 ft | 3,468 | Fair |
| US012 W over Foot Ck No. 000000007093331 | 0.7 W JCT US 281 S | 1970 | Slab | 129 ft | 3,252 | Fair |
| US012 E over Foot Ck No. 000000007093332 | 0.7 W JCT US 281 S | 1970 | Slab | 129 ft | 3,252 | Fair |
| US281 over Elm Rv No. 000000007100188 | 3.7 S JCT Sd 10 W | 1959 | Stringer/Multi-beam or Girder | 291 ft | 3,041 | Poor |
| US012 W over James Rv No. 000000007222329 | 11 E JCT US 281 N | 1975 | Stringer/Multi-beam or Girder | 240 ft | 2,878 | Fair |
| US012 E over James Rv No. 000000007222330 | 11 E JCT US 281 N | 1994 | Stringer/Multi-beam or Girder | 240 ft | 2,878 | Fair |
| US012 W over Burlington Northern RR No. 000000007267329 | 3.2 W JCT Sd 37 | 1975 | Stringer/Multi-beam or Girder | 830 ft | 2,878 | Fair |
| US012 E over BNSF RR No. 000000007267330 | 3.2 W JCT Sd 37 | 2005 | Stringer/Multi-beam or Girder | 433 ft | 2,878 | Fair |
| US012 over Snake Ck No. 000000007001346 | 0.1 E Edmunds CO Line | 1970 | Stringer/Multi-beam or Girder | 145 ft | 2,736 | Fair |
| 10th Avenue SE over Moccasin Creek No. 000000007122333 | 10th Ave. SE - Aberdeen | 1974 | Channel Beam | 63 ft | 2,069 | Poor |
| US281 over Maple Rv No. 000000007100086 | 3.5 N JCT Sd 10 E | 2015 | Slab | 151 ft | 2,022 | Good |
| US281 S over Moccasin Ck No. 000000007100397 | 6.7 S JCT US 12 | 1972 | Slab | 172 ft | 1,726 | Fair |
| US281 S over Moccasin Ck No. 000000007100418 | 8.8 S JCT US 12 | 1972 | Slab | 155 ft | 1,726 | Fair |
| US281 N over Moccasin Ck No. 000000007101397 | 6.7 S JCT US 12 | 1972 | Slab | 172 ft | 1,726 | Fair |
| US281 N over Moccasin Ck No. 000000007101418 | 8.8 S JCT US 12 | 1971 | Slab | 155 ft | 1,726 | Fair |
| 134th Street over Creek No. 000000007311340 | 1.1E of JCT With Sd 37 | 1930 | Culvert | 27 ft | 1,400 | Poor |
| 383rd Avenue over Foot Creek No. 000000007070289 | 4.1N & 4.2W of Aberdeen | 1990 | Slab | 77 ft | 1,128 | Good |
| SD037 over Antelope Ck No. 000000007300353 | 2.3 S JCT US 12 | 1953 | Slab | 54 ft | 993 | Fair |
| SD037 over Mud Ck No. 000000007300375 | 4.4 S JCT US 12 | 1953 | Slab | 92 ft | 993 | Fair |
| 135th Street over Moccasin Creek No. 000000007118350 | 2S & 0.8E of Aberdeen | 1977 | Tee Beam | 80 ft | 900 | Fair |
| SD037 over Ck No. 000000007300405 | 7.4 S JCT US 12 | 1953 | Slab | 54 ft | 851 | Fair |
| SD037 over Ck No. 000000007300451 | 2.9 N of Verdon | 1955 | Slab | 106 ft | 851 | Fair |
| SD037 over Crow Ck Ditch No. 000000007300169 | 7.0 S JCT Sd 10 | 1961 | Slab | 117 ft | 836 | Fair |
| 410th Avenue over Creek No. 000000007340297 | 5.3N & 6.4E of Groton | 2001 | Culvert | 26 ft | 825 | Good |
| 387th Avenue over Foot Creek No. 000000007110356 | 2.4S of Aberdeen | 2009 | Tee Beam | 85 ft | 775 | Good |
| 387th Avenue over Moccasin Creek No. 000000007110385 | 3.5N of Warner | 2009 | Tee Beam | 130 ft | 775 | Fair |
| SD010 over Dry Run Creek No. 000000007041150 | 5.8 W JCT US 281 | 2020 | Stringer/Multi-beam or Girder | 143 ft | 732 | Good |
| SD010 over Elm Rv No. 000000007071150 | 2.9 W JCT US 281 | 2020 | Stringer/Multi-beam or Girder | 213 ft | 732 | Good |
| 391st Avenue over Elm River No. 000000007150259 | 0.9 S of Ordway | 1968 | Stringer/Multi-beam or Girder | 168 ft | 570 | Fair |
| 8th Avenue SE over Moccasin Creek No. 000000007123331 | 8th Ave. SE - Aberdeen | 1976 | Channel Beam | 62 ft | 500 | Poor |
| SD010 over James Rv No. 000000007223120 | 2.7 W of Houghton | 1948 | Stringer/Multi-beam or Girder | 242 ft | 494 | Fair |
| 104th Street over James River No. 000000007257040 | 0.35 & 1.8W of Hecla | 2016 | Stringer/Multi-beam or Girder | 245 ft | 456 | Good |
| 148th Street over Mansfield Slough No. 000000007079480 | 0.4 East of Mansfield | 2006 | Culvert | 42 ft | 455 | Good |
| 148th Street over Snake Creek No. 000000007008480 | 7 W of Mansfield | 1956 | Stringer/Multi-beam or Girder | 148 ft | 420 | Fair |
| 142nd Street over Mud Creek No. 000000007269420 | 3.5W of Ferney | 2017 | Stringer/Multi-beam or Girder | 80 ft | 411 | Good |
| 130th Street over Creek No. 000000007358300 | 3N & 5.8E of Groton | 2006 | Culvert | 29 ft | 402 | Good |
| 130th Street over Creek No. 000000007338300 | 3N & 3.8E of Groton | 2009 | Culvert | 31 ft | 399 | Good |
| 142nd Street over Moccasin Creek No. 000000007107423 | 0.2W of Warner | 1951 | Slab | 93 ft | 384 | Fair |
| 127th Street over James River No. 000000007229270 | 0.1W of Tacoma Park | 2010 | Stringer/Multi-beam or Girder | 178 ft | 313 | Good |
| 142nd Street over James River No. 000000007184420 | 1N & 1.6W of Stratford | 2009 | Stringer/Multi-beam or Girder | 195 ft | 303 | Fair |
| 382nd Avenue over Richmond Lake Spillway No. 000000007064277 | 1N & 1.4E of Richmond | 1999 | Slab | 124 ft | 283 | Good |
| 127th Street over Crow Creek Ditch No. 000000007241270 | 1.1E of Tacoma Park | 2014 | Tee Beam | 90 ft | 283 | Fair |
| Main Street over Maple River No. 000000007103073 | West Edge of Frederick | 1981 | Tee Beam | 135 ft | 267 | Fair |
| 142nd Street over Moccasin Creek No. 000000007138420 | 0.2N & 2.8E of Warner | 2001 | Slab | 77 ft | 255 | Fair |
| 396th Avenue over James River No. 000000007200184 | 4.0N of Columbia | 1957 | Stringer/Multi-beam or Girder | 249 ft | 252 | Poor |
| 107th Street over Maple River No. 000000007104070 | City of Frederick | 1997 | Stringer/Multi-beam or Girder | 187 ft | 250 | Good |
| 107th Street over Dry Branch Creek No. 000000007082070 | 0.3N & 2.2W of Frederick | 2013 | Tee Beam | 35 ft | 249 | Fair |
| 395th Avenue over James River No. 000000007190412 | 1W & 1.8N of Stratford | 1964 | Stringer/Multi-beam or Girder | 251 ft | 244 | Fair |
| 412th Avenue over Creek No. 000000007360413 | 5.7E & 0.5N of Ferney | 1930 | Culvert | 20 ft | 235 | Fair |
| 410th Avenue over Crow Creek Ditch No. 000000007340106 | 7.4N of Claremont | 1950 | Slab | 67 ft | 234 | Fair |
| 395th Avenue over Moccasin Creek No. 000000007190389 | 1W & 4.1N of Stratford | 2008 | Tee Beam | 80 ft | 214 | Fair |
| 123rd Street over Elm River No. 000000007120230 | 3S & 1E of Westport | 2019 | Stringer/Multi-beam or Girder | 239 ft | 210 | Good |
| 126th Street over Richmond Lake No. 000000007055260 | 4.5N & 0.8E of Richmond | 2001 | Tee Beam | 51 ft | 199 | Fair |
| 393rd Avenue over Elm River No. 000000007170261 | 3.6S & 3W of Columbia | 1996 | Slab | 89 ft | 158 | Good |
| 104th Street over Maple River No. 000000007121040 | 3.3N & 1.8E of Frederick | 2013 | Tee Beam | 112 ft | 150 | Good |
| 391st Avenue over Moccasin Creek No. 000000007150407 | 2.3N & 5W of Stratford | 1958 | Slab | 106 ft | 141 | Fair |
| 119th Street over Crow Creek Ditch No. 000000007285190 | 1S & 5.5W of Claremont | 1957 | Slab | 80 ft | 125 | Fair |
| 396th Avenue over James River No. 000000007200230 | 0.5S of Columbia | 1999 | Slab | 154 ft | 105 | Fair |
| 396th Avenue over Elm River No. 000000007200234 | 1S of Columbia | 2014 | Stringer/Multi-beam or Girder | 167 ft | 100 | Good |
| 100th Street over James River No. 000000007266000 | 4N & 1.4W of Hecla | 1971 | Slab | 210 ft | 100 | Good |
| 373rd Avenue over Snake Creek No. 000000007000431 | 11W & 1S of Warner | 1929 | Stringer/Multi-beam or Girder | 96 ft | 98 | Poor |
| 112th Street over Willow Creek No. 000000007002120 | 10.8W & 2.0N of Barnard | 2006 | Culvert | 24 ft | 98 | Fair |
| 144th Street over Snake Creek No. 000000007003440 | 4N & 7.7W of Mansfield | 2007 | Culvert | 30 ft | 98 | Fair |
| 146th Street over Snake Creek No. 000000007006460 | 2.0N & 7.4W of Mansfield | 2004 | Culvert | 43 ft | 98 | Fair |
| 138th Street over Snake Creek No. 000000007007380 | 10.3W & 4N of Warner | 1993 | Slab | 76 ft | 98 | Good |
| 147th Street over Snake Creek No. 000000007007470 | 1N & 7.3W of Mansfield | 1990 | Slab | 67 ft | 98 | Fair |
| 375th Avenue over Willow Creek No. 000000007010176 | 3.6S & 10W of Barnard | 1968 | Tee Beam | 40 ft | 98 | Poor |
| 114th Street over Willow Creek No. 000000007018140 | 9.2W of Barnard | 1940 | Culvert | 33 ft | 98 | Fair |
| 378th Avenue over Richmond Lake No. 000000007040275 | 5.6N & 7.2W of Aberdeen | 2019 | Stringer/Multi-beam or Girder | 60 ft | 98 | Good |
| 111th Street over Elm River No. 000000007042110 | 3N & 6.8W of Barnard | 2000 | Slab | 91 ft | 98 | Good |
| 383rd Avenue over Creek No. 000000007070479 | 0.7W & 0.1N of Mansfield | 1930 | Stringer/Multi-beam or Girder | 22 ft | 98 | Poor |
| 129th Street over Foot Creek No. 000000007072290 | 4N & 3.8W of Aberdeen | 2019 | Stringer/Multi-beam or Girder | 80 ft | 98 | Good |
| 114th Street over Elm River No. 000000007073140 | 3.7W of Barnard | 1981 | Tee Beam | 150 ft | 98 | Fair |
| 384th Avenue over Mud Creek No. 000000007077477 | 0.3N of Mansfield | 2002 | Culvert | 24 ft | 98 | Fair |
| 384th Avenue over Elm River No. 000000007080168 | 2.8S & 3W of Barnard | 1970 | Tee Beam | 80 ft | 98 | Fair |
| 384th Avenue over Foot Creek No. 000000007080295 | 3.5N & 3.2W of Aberdeen | 1995 | Tee Beam | 60 ft | 98 | Good |
| 131st Street over Foot Creek No. 000000007087310 | 2N & 2.5W of Aberdeen | 2004 | Tee Beam | 51 ft | 98 | Good |
| 111th Street over Elm River No. 000000007088110 | 3.7S & 1.5W of Frederick | 1988 | Slab | 164 ft | 98 | Fair |
| 130th Street over Foot Creek No. 000000007089300 | 3N & 2.3W of Aberdeen | 1976 | Tee Beam | 50 ft | 98 | Fair |
| 134th Street over Foot Creek No. 000000007099340 | 1S & 1.3W of Aberdeen | 1965 | Slab | 93 ft | 98 | Fair |
| 135th Street over Foot Creek No. 000000007102350 | 1W & 2S of Aberdeen | 1977 | Tee Beam | 60 ft | 98 | Poor |
| 144th Street over Moccasin Creek No. 000000007103440 | 1.8S & 0.7W of Warner | 1989 | Slab | 104 ft | 98 | Fair |
| 139th Street over Moccasin Creek No. 000000007106390 | 3N & 0.4W of Warner | 1983 | Tee Beam | 46 ft | 98 | Fair |
| 387th Avenue over Maple River No. 000000007110057 | 1.8N & 0.7E of Frederick | 2023 | Stringer/Multi-beam or Girder | 205 ft | 98 | Good |
| 387th Avenue over Elm River No. 000000007110195 | 0.5N of Westport | 1998 | Stringer/Multi-beam or Girder | 149 ft | 98 | Good |
| 387th Avenue over Moccasin Creek No. 000000007110441 | 1.8S of Warner | 2010 | Tee Beam | 81 ft | 98 | Good |
| 120th Street over Elm River No. 000000007114200 | 0.4E of Westport | 1974 | Tee Beam | 80 ft | 98 | Fair |
| 388th Avenue over Moccasin Creek No. 000000007120435 | 1E & 1.5S of Warner | 2007 | Tee Beam | 49 ft | 98 | Fair |
| 102nd Street over Maple River No. 000000007123020 | 5.3N & 2E of Frederick | 1992 | Slab | 90 ft | 98 | Good |
| 103rd Street over Maple River No. 000000007124030 | 4.3N & 2.1E of Frederick | 2007 | Culvert | 40 ft | 98 | Fair |
| 122nd Street over Elm River No. 000000007125220 | 2S & 1.5E of Westport | 2010 | Stringer/Multi-beam or Girder | 160 ft | 98 | Good |
| 101st Street over Maple River No. 000000007127010 | 6.3N & 2.4E of Frederick | 2007 | Culvert | 21 ft | 98 | Fair |
| 389th Avenue over Moccasin Creek No. 000000007130434 | 2E & 1.4S of Warner | 2020 | Stringer/Multi-beam or Girder | 49 ft | 98 | Good |
| 141st Street over Moccasin Creek No. 000000007145410 | 3.5E & 1N of Warner | 1983 | Tee Beam | 41 ft | 98 | Fair |
| 393rd Avenue over Moccasin Creek No. 000000007170384 | 6S & 2.5W of Bath | 2021 | Tee Beam | 50 ft | 98 | Good |
| 146th Street over James River No. 000000007172460 | 3S & 2.8W of Stratford | 1970 | Tee Beam | 91 ft | 98 | Fair |
| 144th Street over James River No. 000000007173440 | 1S & 2.7W of Stratford | 1989 | Tee Beam | 135 ft | 98 | Fair |
| 395th Avenue over Elm River No. 000000007189245 | 2S & 1.1W of Columbia | 1987 | Slab | 144 ft | 98 | Fair |
| 104th Street over James River No. 000000007201400 | 3N & 0.1E of Stratford | 1940 | Culvert | 96 ft | 98 | Fair |
| 397th Avenue over Mud Creek No. 000000007210468 | 1E & 3.8S of Stratford | 1930 | Stringer/Multi-beam or Girder | 84 ft | 98 | Poor |
| 146th Street over Mud Creek No. 000000007211460 | 3S & 1.1E of Stratford | 1989 | Slab | 85 ft | 98 | Good |
| 398th Avenue over Mud Creek No. 000000007220454 | 2E & 2.4S of Sratford | 1915 | Truss - Thru | 53 ft | 98 | Poor |
| 125th Street over James River No. 000000007224250 | 2.5S & 2.4E of Columbia | 1920 | Stringer/Multi-beam or Girder | 102 ft | 98 | Poor |
| 122nd Street over Crow Creek Ditch No. 000000007255220 | 5.5E & 0.5N of Columbia | 2012 | Tee Beam | 55 ft | 98 | Good |
| 143rd Street over Mud Creek No. 000000007256430 | 1S & 4.4W of Ferney | 1935 | Stringer/Multi-beam or Girder | 98 ft | 98 | Poor |
| 103rd Street over James River No. 000000007268030 | 0.7N & 1W of Hecla | 1900 | Truss - Thru | 62 ft | 98 | Poor |
| 140th Street over Mud Creek No. 000000007273400 | 2N & 2.7W of Ferney | 1990 | Slab | 68 ft | 98 | Fair |
| 141st Street over Mud Creek No. 000000007273410 | 1N & 2.7W of Ferney | 2010 | Culvert | 77 ft | 98 | Fair |
| 139th Street over Mud Creek No. 000000007278390 | 3N & 2.2W of Ferney | 1990 | Slab | 68 ft | 98 | Fair |
| 404th Avenue over Creek No. 000000007280455 | 2.5N & 2.0W of Verdon | 2003 | Culvert | 22 ft | 98 | Fair |
| 405th Avenue over Creek No. 000000007290363 | 3.3S & 1W of Groton | 1935 | Stringer/Multi-beam or Girder | 24 ft | 98 | Poor |
| 405th Avenue over Mud Creek No. 000000007290371 | 4.1S & 1W of Groton | 1991 | Slab | 68 ft | 98 | Fair |
| 145th Street over Creek No. 000000007299450 | 3N & 0.1W of Verdon | 2015 | Culvert | 29 ft | 98 | Good |
| 147th Street over Creek No. 000000007299470 | 1N & 0.1W of Verdon | 2015 | Culvert | 21 ft | 98 | Good |
| 406th Avenue over Creek No. 000000007304414 | 0.6N & 0.4E of Ferney | 2015 | Culvert | 23 ft | 98 | Good |
| 407th Avenue over Creek No. 000000007310366 | 1E & 3.6S of Groton | 2015 | Culvert | 27 ft | 98 | Fair |
| 407th Avenue over Creek No. 000000007310415 | 1E & 0.5N of Ferney | 2019 | Culvert | 20 ft | 98 | Good |
| 407th Avenue over Mud Creek No. 000000007311374 | 4.4S & 1E of Groton | 2023 | Tee Beam | 50 ft | 98 | Good |
| 114th Street over Crow Creek Ditch No. 000000007315140 | 4N & 2.5W of Claremont | 2012 | Tee Beam | 40 ft | 98 | Fair |
| 133rd Street over Creek No. 000000007322330 | 2.2E of Groton | 1935 | Slab | 35 ft | 98 | Poor |
| 134th Street over Creek No. 000000007324340 | 3.9E & 1.6S of Groton | 1930 | Culvert | 33 ft | 98 | Fair |
| 132nd Street over Creek No. 000000007325320 | 1N & 2.5E of Groton | 1984 | Tee Beam | 40 ft | 98 | Fair |
| 134th Street over Creek No. 000000007327340 | 2.7E & 1S of Groton | 1930 | Culvert | 33 ft | 98 | Fair |
| 409th Avenue over Crow Creek Ditch No. 000000007330104 | 7.6N & 1W Pf Claremont | 2016 | Tee Beam | 40 ft | 98 | Good |
| 134th Street over Creek No. 000000007331340 | 2.6E of Groton | 1932 | Culvert | 33 ft | 98 | Fair |
| 133rd Street over Creek No. 000000007346330 | 4.6E of Groton | 1935 | Stringer/Multi-beam or Girder | 26 ft | 98 | Poor |
| 140th Street over Mud Creek No. 000000007347400 | 2N & 4.7E of Ferney | 2021 | Tee Beam | 50 ft | 98 | Good |
| 411th Avenue over Creek No. 000000007350324 | 5E & 0.6N of Groton | 1925 | Stringer/Multi-beam or Girder | 33 ft | 98 | Fair |
| 411th Avenue over Mud Creek No. 000000007350414 | 5E & 0.6N of Ferney | 1938 | Slab | 70 ft | 98 | Fair |
| 408th Avenue over Crow Creek Ditch No. 000000007320053 | 4.3E & 1.6S of Hecla | 1935 | Culvert | 31 ft | 97 | Fair |
| 107th Street over Elm River No. 000000007010070 | 0.3 N 9.4 W of Frederick | 2015 | Stringer/Multi-beam or Girder | 166 ft | 77 | Good |
| 382nd Avenue over Elm River No. 000000007060112 | 4W & 4S of Fredrick | 1991 | Slab | 105 ft | 77 | Fair |
| 113th Street over Elm River No. 000000007080130 | 3W & 1N of Barnard | 2012 | Culvert | 41 ft | 70 | Fair |
| 132nd Street over Foot Creek No. 000000007091320 | 1.0N & 1.9W of Aberdeen | 2003 | Channel Beam | 32 ft | 70 | Fair |
| 137th Street over James River No. 000000007209370 | 4.6S & 1.5E of Bath | 1967 | Stringer/Multi-beam or Girder | 216 ft | 67 | Fair |
| 377th Avenue over Willow Creek No. 000000007030179 | 8W & 2.1N of Westport | 1950 | Slab | 93 ft | 66 | Fair |
| 110th Street over Maple River No. 000000007095100 | 2.7S & 0.8W of Frederick | 1986 | Stringer/Multi-beam or Girder | 104 ft | 61 | Fair |
| 133rd Street over Foot Creek No. 000000007094329 | 1.9W of Aberdeen | 2002 | Slab | 127 ft | 60 | Good |
| 138th Street over Mud Creek No. 000000007283380 | 4N & 1.7W of Ferney | 2012 | Tee Beam | 65 ft | 56 | Good |
| 400th Avenue over James River No. 000000007240285 | 1E & 1.4S of Tacoma Park | 1978 | Tee Beam | 132 ft | 54 | Fair |
| 400th Avenue over James River No. 000000007240288 | 0.7W & 4N of James | 2014 | Tee Beam | 120 ft | 54 | Fair |
| 135th Street over Snake Creek No. 000000007011350 | 9.1W & 2.0S of Aberdeen | 2006 | Tee Beam | 97 ft | 50 | Good |
| Milwaukee Ave SE over Moccasin Creek No. 000000007128325 | Railroad ST - Aberdeen | 1986 | Slab | 116 ft | 50 | Good |
| 394th Street over Moccasin Creek No. 000000007180387 | 7E & 3.3N of Warner | 2000 | Culvert | 37 ft | 50 | Good |
| 400th Avenue over Mud Creek No. 000000007240439 | 4E & 0.9S of Stratford | 1956 | Slab | 186 ft | 46 | Fair |
| 118th Street over Elm River No. 000000007088180 | 2N & 2.2W of Westport | 1988 | Slab | 170 ft | 44 | Good |
| 117th Street over Sand Lake No. 000000007203170 | 5.5N & 0.3E of Columbia | 1971 | Slab | 140 ft | 41 | Fair |
| 410th Avenue over Mud Creek No. 000000007340389 | 3.1N & 4.0E of Ferney | 2002 | Culvert | 31 ft | 40 | Good |
| 409th Avenue over Creek No. 000000007330311 | 1.9N & 3E of Groton | 2015 | Culvert | 20 ft | 37 | Good |
| 116th Street over Willow Creek No. 000000007039160 | 2S & 7.1W of Barnard | 1999 | Slab | 80 ft | 35 | Good |
| 123rd Street over Foot Creek No. 000000007044230 | 6.6W & 3S of Westport | 1932 | Culvert | 21 ft | 35 | Poor |
| 102nd Street over Elm Lake No. 000000007019020 | 8.5W & 5N of Frederick | 1935 | Stringer/Multi-beam or Girder | 104 ft | 33 | Poor |
| 141st Street over Snake Creek No. 000000007001410 | 10.9W & 1N of Warner | 1986 | Tee Beam | 80 ft | 27 | Fair |
| 109th Street over Elm River No. 000000007036090 | 1.7S & 6.7W of Frederick | 1925 | Tee Beam | 61 ft | 27 | Fair |
| 114th Street over Willow Creek No. 000000007025140 | 8.5W Barnard | 1940 | Culvert | 31 ft | 18 | Fair |
| 140th Street over Moccasin Creek No. 000000007157400 | 4.7E & 2N of Warner | 1983 | Tee Beam | 36 ft | 15 | Fair |
| 138th Street over Mud Creek No. 000000007331380 | 4N & 3.1E of Ferney | 1983 | Tee Beam | 51 ft | 12 | Fair |
| 116th Street over Elm River No. 000000007075160 | 2.0S & 3.5W of Barnard | 2006 | Slab | 136 ft | 10 | Good |
| 139th Street over Mud Creek No. 000000007341390 | 3.0N & 4.1E of Ferney | 2002 | Culvert | 36 ft | 10 | Good |
| 126th Street over Foot Creek No. 000000007038258 | 7N & 7.2W of Aberdeen | 2007 | Culvert | 27 ft | 5 | Fair |
Structure types in Brown County
| Slab | 48 | 28.2% |
| Stringer/Multi-beam or Girder | 41 | 24.1% |
| Tee Beam | 38 | 22.4% |
| Culvert | 37 | 21.8% |
| Truss - Thru | 3 | 1.8% |
| Channel Beam | 3 | 1.8% |
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