Oldest Bridges in South Dakota

The oldest bridge in South Dakota is the 374th Avenue over Sand Creek in Beadle County, built in 1900, and it still carries about 200 vehicles a day.

Age, drawn to scale

The 10 oldest in South Dakota, one timeline

187519001925195019752000today

1374th Avenue over Sand CreekSD · 1900 · 156/day 2196th Street over Pearl CreekSD · 1900 · 103/day 3215th Street over Big Sioux RvSD · 1900 · 63/day 4103rd Street over James RiverSD · 1900 · 98/day 546080 314 St. over Clay Ck DitchSD · 1900 · 97/day 640401 - 298th ST over Dry Choteau CreekSD · 1901 · 60/day 7156 ST over CkSD · 1901 · 35/day 8474 AVE over CkSD · 1901 · 25/day 9Elmore RD over Spearfish CkSD · 1901 · 50/day 10427 AVE over Rock CkSD · 1901 · 75/day For scale: the Brooklyn BridgeNY · 1883 · 111k/day

Each bar runs from the year the bridge was built to today, colored by its overall condition (green good, orange fair, red poor). A white notch marks a recorded reconstruction; many of these bridges have been rebuilt or widened more than once, and the inventory keeps only the most recent date. Daily traffic is the latest count.

When the bridges were built

every bridge in South Dakota by the decade it was built

Before 1900pre—

1900s'0073%

1910s'1085%

143

1920s'2060%

511

1930s'3051%

277

1940s'4038%

570

1950s'5022%

887

1960s'6013%

782

1970s'7013%

549

1980s'8011%

592

1990s'903%

690

2000s'001%

480

2010s'100%

322

2020s'200%

bridges builtshare rated poor

goodfairpoor

Bars are stacked by today's condition rating. 5,883 bridges are counted. Build years before 1900 are counted only when credible.

The Oldest Bridges in South Dakota

Bridge	County	Built	Rebuilt	Material	Daily Traffic	Condition
374th Avenue over Sand Creek	Beadle	1900	1958	Wood or Timber	156	Fair
196th Street over Pearl Creek	Beadle	1900	1964	Concrete	103	Fair
215th Street over Big Sioux Rv	Brookings	1900	1950	Steel	63	Poor
103rd Street over James River	Brown	1900	1968	Steel	98	Poor
46080 314 St. over Clay Ck Ditch	Clay	1900		Steel	97	Poor
40401 - 298th ST over Dry Choteau Creek	Bon Homme	1901		Steel	60	Fair
156 ST over Ck	Grant	1901		Wood or Timber	35	Fair
474 AVE over Ck	Grant	1901		Wood or Timber	25	Poor
Elmore RD over Spearfish Ck	Lawrence	1901		Steel	50	Poor
427 AVE over Rock Ck	Miner	1901		Concrete	75	Poor
Brooklyn Bridge over I278 Fdr Drive Fdr Dri		1883	2016		110,939	Poor
185th ST over Turtle Ck	Spink	1903		Steel	31	Poor
388th Avenue over James River	Spink	1904	1960	Steel	35	Poor
40370 311th Street over Choteau Creak	Bon Homme	1905	2002	Steel	50	Poor
41480 299th Street over Emanuel Creek	Bon Homme	1905	1965	Steel	20	Poor
29600 426th Avenue over Prairie Creek	Bon Homme	1905	1966	Steel	60	Poor
225th St. over Ck	Sanborn	1905	1960	Steel	56	Fair
Diversion Dam Road over Inlet Canal	Butte	1906	1989	Prestressed Concrete	1	Good
Inlet Canal Road over Crow Creek Wasteway	Butte	1907	1996	Prestressed Concrete	1	Fair
210th Street over Big Sioux Rv	Brookings	1907		Steel	92	Poor
Twnshp RD 187th ST over Cobb Ck	Deuel	1908		Steel	25	Poor
State Park RD over Split Rock Ck	Minnehaha	1908		Steel	35	Poor
179th Street over Turtle Creek	Spink	1908		Steel	55	Poor
45980 303 St. over Vermillion Rv	Clay	1909	1970	Steel	15	Poor
382nd Avenue over Creek	Spink	1909		Steel	85	Poor
175th Street over Turtle Creek	Spink	1909		Steel	126	Poor
42090 303rd Street over Snatch Creek	Bon Homme	1910	1966	Prestressed Concrete	60	Poor
472nd Avenue over Medary Ck	Brookings	1910		Steel	92	Poor
206th Street over Ck	Brookings	1910		Steel	62	Fair
46580 313 St. over Vermillion Rv	Clay	1910		Steel	40	Poor
167 Street over Willow Ck	Codington	1910		Steel	73	Poor
403rd Avenue over Firesteel Ck	Davison	1910	1970	Prestressed Concrete	390	Poor
179 Street over Stray Horse Ck	Hamlin	1910		Steel	5	Poor
347th AVE over Ck	Hand	1910	1965	Steel	43	Poor
359th AVE over Ck	Hand	1910	1950	Concrete	15	Fair
361st AVE over Ree Ck	Hand	1910		Steel	43	Poor
373 AVE over Wolf Ck	Hand	1910		Steel	10	Poor
Dirt Trail over Rock Ck	Miner	1910		Steel	5	Poor
239th St. over Rock Ck	Miner	1910		Concrete Continuous	5	Poor
184th Street over James River	Spink	1910		Steel	31	Poor
405th AVE over Foster Creek	Spink	1910	1935	Steel	50	Poor
28380 446 AVE over Turkey Ridge Ck	Turner	1910		Steel	5	Poor
45530 273 ST over East Fork Vermillion Rv	Turner	1910		Steel	30	Poor
461 Ave. over Vermillion Rv	Turner	1910	2009	Steel	50	Poor
407 AVE over Pearl Ck	Beadle	1911		Steel	56	Poor
200th ST over Shue Ck	Beadle	1912		Steel	56	Poor
40430 308th Street over Choteau Creek	Bon Homme	1912		Steel	60	Poor
39740 296th Street over Creek	Charles Mix	1912		Steel	48	Poor
40340 287 St. over Ck	Douglas	1912	1982	Prestressed Concrete	20	Poor
8th Street over Big Sioux River	Minnehaha	1912		Concrete	7,100	Fair
187th Street over Turtle Creek	Spink	1912	1935	Steel	38	Poor
167th Street over James River	Spink	1912		Steel	54	Poor
172nd ST over Okobojo Ck	Sully	1912	1967	Steel	25	Fair
209th Street over Ck	Brookings	1913		Steel	92	Poor
361st AVE over Wolf Ck	Hand	1913		Steel	43	Poor
149th Street over Snake Creek	Spink	1913		Steel	31	Poor
195 Street over Medicine Knoll Ck	Sully	1913		Steel	10	Poor
County RD over Turkey Ridge Ck	Turner	1913	1960	Steel	30	Poor
2nd Avenue over Bnsf Railroad	Grant	1914		Steel	2,560	Poor
W. 2nd ST over Ree Ck	Hand	1914		Concrete	10	Poor
29420 420th Avenue over Creek	Bon Homme	1915	1969	Steel	60	Fair
398th Avenue over Mud Creek	Brown	1915		Steel	98	Poor
398th Avenue over Enemy Ck	Davison	1915	1965	Steel	64	Poor
409th Avenue over Enemy Ck	Davison	1915	1978	Concrete	149	Fair
365 AVE over Wolf Ck	Hand	1915		Steel	43	Poor
366 AVE over Wolf Ck	Hand	1915		Steel	10	Poor
368 AVE over Wolf Ck	Hand	1915		Steel	10	Poor
370 AVE over Medicine Ck	Hand	1915		Steel	43	Poor
41120 289 St. over Ck	Hutchinson	1915	1982	Prestressed Concrete	45	Fair
27630 415 Ave. over North Br Dry Ck	Hutchinson	1915	1976	Prestressed Concrete	69	Fair
221st Street over Trib. To Big Sioux River	Moody	1915		Concrete	50	Poor
221st Street over Trib. To Big Sioux River	Moody	1915		Concrete	69	Poor
221st Street over Spring Creek	Moody	1915	1955	Steel	69	Poor
172nd Street over Turtle Creek	Spink	1915		Steel	55	Poor
186th Street over Foster Creek	Spink	1915		Steel	31	Poor
Hammerquist Road over Rapid Ck	Pennington	1916		Concrete	54	Poor
242 ST over Ck	Aurora	1917		Steel	101	Poor
260th Street over Enemy Ck	Davison	1917	1984	Concrete	25	Poor
248th Street over W. Fork Of Vermillion Rv	McCook	1917		Concrete	5	Poor
227th Street over Bad River	Jones	1918	1970	Steel	6	Poor
376th Street over Creek	Beadle	1920		Concrete Continuous	56	Poor
Sd025 over Ck	Bon Homme	1920	1940	Concrete Continuous	853	Fair
Sd025 over Beaver Ck	Bon Homme	1920	1940	Concrete Continuous	828	Fair
479th Avenue over Ck	Brookings	1920		Steel	92	Poor
125th Street over James River	Brown	1920		Steel	98	Poor
Gaver Road over Redwater Rv	Butte	1920		Concrete	47	Poor
Vallery RD over Stinkingwater Ck	Butte	1920	1988	Steel	47	Fair
37570 287 Street over Pease Ck	Charles Mix	1920		Steel	48	Poor
39120 305th Street over Mosquito Creek	Charles Mix	1920	1983	Prestressed Concrete	48	Poor
177 Street over Big Sioux Rv	Codington	1920		Concrete Continuous	73	Poor
257th St. over Enemy Ck	Davison	1920		Concrete Continuous	64	Poor
408th Avenue over North Br Twelve Mile Ck	Davison	1920	1983	Prestressed Concrete	433	Fair
409th Avenue over Drainage Ditch	Davison	1920	1968	Concrete Continuous	149	Fair
412th Avenue over Creek	Day	1920		Concrete Continuous	69	Poor
370th Avenue over S Fork Snake Creek	Faulk	1920		Steel	36	Poor
297 Street over Ck	Gregory	1920		Masonry	10	Poor
Us014 Ef over Lone Tree Ck	Haakon	1920		Concrete Continuous	50	Fair
Green Valley RD over Ck	Hand	1920		Concrete Continuous	43	Poor
365th AVE over Ree Ck	Hand	1920		Steel	43	Poor
370th AVE over Pearl Ck	Hand	1920		Steel	25	Poor

Oldest bridges in the United States · Longest bridges in South Dakota