Oldest Bridges in South Dakota

The oldest bridge in South Dakota dates to 1900. The table below shows the state's most historic bridges, ranked by year built. Many of these structures have survived well beyond their original design life — click any bridge to see its current condition and inspection history.

How this ranking works

This state list uses the NBI year-built field and links each bridge to its current inspection record. Treat age as a history signal, not a condition score.

Bridge	County	Year Built	Condition	Daily Traffic
374th Avenue over Sand Creek	Beadle	1900	Fair	156
196th Street over Pearl Creek	Beadle	1900	Fair	103
215th Street over Big Sioux Rv	Brookings	1900	Poor	63
103rd Street over James River	Brown	1900	Poor	98
46080 314 St. over Clay Ck Ditch	Clay	1900	Poor	97
40401 - 298th ST over Dry Choteau Creek	Bon Homme	1901	Fair	60
156 ST over Ck	Grant	1901	Fair	35
474 AVE over Ck	Grant	1901	Poor	25
Elmore RD over Spearfish Ck	Lawrence	1901	Poor	50
427 AVE over Rock Ck	Miner	1901	Poor	75
468th Avenue over Creek	Roberts	1901	Poor	50
185th ST over Turtle Ck	Spink	1903	Poor	31
388th Avenue over James River	Spink	1904	Poor	35
40370 311th Street over Choteau Creak	Bon Homme	1905	Poor	50
41480 299th Street over Emanuel Creek	Bon Homme	1905	Poor	20
29600 426th Avenue over Prairie Creek	Bon Homme	1905	Poor	60
225th St. over Ck	Sanborn	1905	Fair	56
Diversion Dam Road over Inlet Canal	Butte	1906	Good	1
210th Street over Big Sioux Rv	Brookings	1907	Poor	92
Inlet Canal Road over Crow Creek Wasteway	Butte	1907	Fair	1
Twnshp RD 187th ST over Cobb Ck	Deuel	1908	Poor	25
State Park RD over Split Rock Ck	Minnehaha	1908	Poor	35
179th Street over Turtle Creek	Spink	1908	Poor	55
45980 303 St. over Vermillion Rv	Clay	1909	Poor	15
382nd Avenue over Creek	Spink	1909	Poor	85
175th Street over Turtle Creek	Spink	1909	Poor	126
42090 303rd Street over Snatch Creek	Bon Homme	1910	Poor	60
472nd Avenue over Medary Ck	Brookings	1910	Poor	92
206th Street over Ck	Brookings	1910	Fair	62
46580 313 St. over Vermillion Rv	Clay	1910	Poor	40
167 Street over Willow Ck	Codington	1910	Poor	73
403rd Avenue over Firesteel Ck	Davison	1910	Poor	390
179 Street over Stray Horse Ck	Hamlin	1910	Poor	5
347th AVE over Ck	Hand	1910	Poor	43
359th AVE over Ck	Hand	1910	Fair	15
361st AVE over Ree Ck	Hand	1910	Poor	43
373 AVE over Wolf Ck	Hand	1910	Poor	10
Dirt Trail over Rock Ck	Miner	1910	Poor	5
239th St. over Rock Ck	Miner	1910	Poor	5
184th Street over James River	Spink	1910	Poor	31
405th AVE over Foster Creek	Spink	1910	Poor	50
28380 446 AVE over Turkey Ridge Ck	Turner	1910	Poor	5
45530 273 ST over East Fork Vermillion Rv	Turner	1910	Poor	30
461 Ave. over Vermillion Rv	Turner	1910	Poor	50
407 AVE over Pearl Ck	Beadle	1911	Poor	56
200th ST over Shue Ck	Beadle	1912	Poor	56
40430 308th Street over Choteau Creek	Bon Homme	1912	Poor	60
39740 296th Street over Creek	Charles Mix	1912	Poor	48
40340 287 St. over Ck	Douglas	1912	Poor	20
8th Street over Big Sioux River	Minnehaha	1912	Fair	7,100
187th Street over Turtle Creek	Spink	1912	Poor	38
167th Street over James River	Spink	1912	Poor	54
172nd ST over Okobojo Ck	Sully	1912	Fair	25
209th Street over Ck	Brookings	1913	Poor	92
361st AVE over Wolf Ck	Hand	1913	Poor	43
149th Street over Snake Creek	Spink	1913	Poor	31
195 Street over Medicine Knoll Ck	Sully	1913	Poor	10
County RD over Turkey Ridge Ck	Turner	1913	Poor	30
2nd Avenue over Bnsf Railroad	Grant	1914	Poor	2,560
W. 2nd ST over Ree Ck	Hand	1914	Poor	10
29420 420th Avenue over Creek	Bon Homme	1915	Fair	60
398th Avenue over Mud Creek	Brown	1915	Poor	98
398th Avenue over Enemy Ck	Davison	1915	Poor	64
409th Avenue over Enemy Ck	Davison	1915	Fair	149
365 AVE over Wolf Ck	Hand	1915	Poor	43
366 AVE over Wolf Ck	Hand	1915	Poor	10
368 AVE over Wolf Ck	Hand	1915	Poor	10
370 AVE over Medicine Ck	Hand	1915	Poor	43
41120 289 St. over Ck	Hutchinson	1915	Fair	45
27630 415 Ave. over North Br Dry Ck	Hutchinson	1915	Fair	69
221st Street over Trib. To Big Sioux River	Moody	1915	Poor	50
221st Street over Trib. To Big Sioux River	Moody	1915	Poor	69
221st Street over Spring Creek	Moody	1915	Poor	69
172nd Street over Turtle Creek	Spink	1915	Poor	55
186th Street over Foster Creek	Spink	1915	Poor	31
Hammerquist Road over Rapid Ck	Pennington	1916	Poor	54
242 ST over Ck	Aurora	1917	Poor	101
260th Street over Enemy Ck	Davison	1917	Poor	25
248th Street over W. Fork Of Vermillion Rv	McCook	1917	Poor	5
227th Street over Bad River	Jones	1918	Poor	6
376th Street over Creek	Beadle	1920	Poor	56
Sd025 over Ck	Bon Homme	1920	Fair	853
Sd025 over Beaver Ck	Bon Homme	1920	Fair	828
479th Avenue over Ck	Brookings	1920	Poor	92
125th Street over James River	Brown	1920	Poor	98
Gaver Road over Redwater Rv	Butte	1920	Poor	47
Vallery RD over Stinkingwater Ck	Butte	1920	Fair	47
37570 287 Street over Pease Ck	Charles Mix	1920	Poor	48
39120 305th Street over Mosquito Creek	Charles Mix	1920	Poor	48
177 Street over Big Sioux Rv	Codington	1920	Poor	73
257th St. over Enemy Ck	Davison	1920	Poor	64
408th Avenue over North Br Twelve Mile Ck	Davison	1920	Fair	433
409th Avenue over Drainage Ditch	Davison	1920	Fair	149
412th Avenue over Creek	Day	1920	Poor	69
370th Avenue over S Fork Snake Creek	Faulk	1920	Poor	36
297 Street over Ck	Gregory	1920	Poor	10
Us014 Ef over Lone Tree Ck	Haakon	1920	Fair	50
Green Valley RD over Ck	Hand	1920	Poor	43
365th AVE over Ree Ck	Hand	1920	Poor	43
370th AVE over Pearl Ck	Hand	1920	Poor	25
41150 290 St. over Ck	Hutchinson	1920	Fair	150
326 Avenue over South Chapelle Ck	Hyde	1920	Poor	65
2nd St. In Presho over Medicine Creek	Lyman	1920	Fair	55
425 AVE over Rock Ck	Miner	1920	Poor	30
238th Street over Brookfield Creek	Moody	1920	Poor	45
397th Ave. over Sand Ck	Sanborn	1920	Poor	35
414th AVE over West Redstone Ck	Sanborn	1920	Fair	56
220 St. over Ck	Sanborn	1920	Poor	56
416th Ave. over Ck	Sanborn	1920	Poor	56
379th Avenue over Turtle Creek	Spink	1920	Poor	55
160 ST over Creek	Spink	1920	Fair	31
401st AVE over Creek	Spink	1920	Fair	31
HWY 63 Service RD over Cottonwood Ck	Stanley	1920	Fair	50
Us014 Ef over Prairie Dog Ck	Stanley	1920	Poor	50
Us014 Ef over Little Prairie Dog Ck	Stanley	1920	Poor	50
HWY 34 Service RD over Ck	Stanley	1920	Fair	50
203rd Street over Ck	Kingsbury	1921	Fair	106
203rd Street over Ck	Kingsbury	1921	Fair	106
387th Avenue over Creek	Beadle	1922	Poor	56
212th Street over S. Fork Of Pearl Creek	Beadle	1922	Poor	56
356th AVE over Wolf Ck	Hand	1922	Poor	10
Jasper ST HWY 104 over Trib To Big Sioux Rv	Minnehaha	1922	Poor	994
223rd Street over Big Sioux Rv	Moody	1922	Poor	100
405th Avenue over North Br Twelve Mile Ck	Davison	1923	Fair	85
38030 273 ST over Ck	Douglas	1923	Fair	265
243 ST over Ck	Aurora	1924	Fair	101
383rd Avenue over Cain Creek	Beadle	1924	Poor	56
383rd Avenue over Cain Creek	Beadle	1924	Poor	56
393rd Avenue over Creek	Beadle	1924	Poor	213
15th Street NE over Ravine Park Lake	Beadle	1924	Poor	56
216 ST over South Fork Pearl Ck	Beadle	1924	Poor	56
203rd Street over Pearl Creek	Beadle	1924	Poor	56
Stone House Road over Dry Choteau Creek	Bon Homme	1924	Poor	60
HWY 1416 over Trib. To Box Elder Creek	Pennington	1924	Fair	1,552
HWY 1416 over Trib Box Elder Ck	Pennington	1924	Fair	1,134
324 Avenue over Mocassin Ck	Tripp	1924	Poor	20
391 AVE over West Firesteel Ck	Aurora	1925	Poor	33
374th Avenue over Creek	Beadle	1925	Fair	200
214th Street over Sand Creek	Beadle	1925	Fair	162
29570 418th Avenue over Beaver Creek	Bon Homme	1925	Fair	60
29210 421st Avenue over Dawson Creek	Bon Homme	1925	Poor	56
42480 302nd Street over Beaver Creek	Bon Homme	1925	Poor	60
29650 426th Avenue over Prairie Creek	Bon Homme	1925	Poor	60
471st Street over North Deer Ck	Brookings	1925	Poor	462
471st Avenue over Br North Deer Ck	Brookings	1925	Poor	1,163
471st Avenue over Ck	Brookings	1925	Poor	1,305
109th Street over Elm River	Brown	1925	Fair	27
411th Avenue over Creek	Brown	1925	Fair	98
29110 393rd Avenue over Creek	Charles Mix	1925	Poor	48
30090 401st Avenue over Choteau Creek	Charles Mix	1925	Fair	48
46600 313 St. over Ck	Clay	1925	Poor	15
401st Avenue over North Br Twelve Mile Ck	Davison	1925	Poor	53
408th Avenue over North Br Twelve Mile Ck	Davison	1925	Fair	433
39280 284 ST over Br Choteau Ck	Douglas	1925	Poor	330
39510 284 ST over Choteau Ck	Douglas	1925	Fair	320
40290 285 ST over Ck	Douglas	1925	Fair	10
150 Street over Ck	Grant	1925	Poor	35
361 AVE over Ck	Hand	1925	Fair	10
197th ST over Turtle Ck	Hand	1925	Poor	25
202nd ST over Cain Ck	Hand	1925	Poor	18
Adams Street over Ck	Hughes	1925	Poor	20
27690 411 Ave. over North Br Dry Ck	Hutchinson	1925	Fair	69
231 Street over Crow Ck	Jerauld	1925	Poor	42
252nd Street over W. Fork Of Vermillion Rv	McCook	1925	Fair	157
257th Street over W. Fork Of Vermillion Rv	McCook	1925	Fair	155
260th Street over Trib. To W Fork Verm Rv	McCook	1925	Fair	45
452nd Avenue over Trib. To E Fork Verm Rv	McCook	1925	Fair	66
Galaxy Rd. over Elk Ck	Meade	1925	Fair	15
Kentucky Pl. over Sulfur Ck	Meade	1925	Fair	30
Kentucky Pl. over Sulphur Ck	Meade	1925	Poor	30
243 ST over Rock Ck	Miner	1925	Poor	25
227 ST over Ck	Miner	1925	Poor	61
471st Avenue over Trib. To Big Sioux River	Moody	1925	Fair	614
471st Avenue over Trib. To Jack Moore Crk	Moody	1925	Fair	330
165th Street over South Fork Snake Creek	Spink	1925	Poor	55
191st Street over Creek	Beadle	1926	Fair	56
201st Street over Cain Creek	Beadle	1926	Poor	56
198th ST over Unnamed Creek	Beadle	1926	Fair	56
137th Street over Creek	Day	1926	Poor	115
471 Avenue over Ck	Grant	1926	Poor	25
147 Street over Ck	Grant	1926	Poor	100
147 Street over Ck	Grant	1926	Poor	100
474 Avenue over Ck	Grant	1926	Poor	15
463rd Avenue over Trib. To Big Sioux River	Hamlin	1926	Fair	125
357th AVE over Ck	Hand	1926	Poor	10
201 ST over Ck	Hand	1926	Poor	10
234 ST over Rock Ck	Miner	1926	Poor	25
HWY 1416 over Ck	Pennington	1926	Good	1,089
396th Avenue over Mud Creek	Spink	1926	Fair	55
Us016a over Grace Coolidge Ck	Custer	1927	Fair	1,562
170th Street over Creek	Faulk	1927	Fair	25
171st Street over Creek	Faulk	1927	Fair	15
Center Road over Ck	Grant	1927	Poor	20
379th Avenue over Creek	Beadle	1928	Poor	69
217th Street over Sand Creek	Beadle	1928	Fair	56
384th Avenue over Sand Creek	Beadle	1928	Poor	56
211th ST over Cain Ck	Beadle	1928	Poor	56
197th Street over Creek	Beadle	1928	Poor	56
212th Street over Creek	Beadle	1928	Poor	56
193rd Street over Pearl Creek	Beadle	1928	Fair	56