Grant County, South Dakota bridges

Grant County has 205 bridges and culverts in the National Bridge Inventory, the oldest built in 1901. 38 (19%) are rated poor. The most common type is tee beam (33%).

Bridges: 205
Good: 49%
Fair: 33%
Poor: 19%; 38 bridges
Average age: 41.5 yrs
Posted or closed: 42

Map of bridges in Grant County

Green good, amber fair, red poor. Click a marker for details.

Search bridges in Grant County

Type at least two characters, or pick a condition or type, to search every bridge in the county.

Condition

Good49%(100)

Fair33%(67)

Poor19%(38)

When they were built

Bridges built per decade. Year built as recorded in the inventory; reconstruction years are not included.

Busiest

IRR I029 over Indian Rv
6,600 vehicles/day
Fair
US012 over Whetstone Rv Div Channel
3,765 vehicles/day
Fair
IRR I029 S over 146 ST
3,650 vehicles/day
Fair
IRR I029 N over 146 ST
3,650 vehicles/day
Good
IRR I029 S over 149 ST (fas 6266)
3,650 vehicles/day
Fair

Longest

US012 over Whetstone Rv Div Channel
390 ft
Fair
Main St-Marvin over Burlington Northern RR
287 ft
Fair
2nd Avenue over BNSF Railroad
228 ft
Poor
US012 over Burlington Northern RR
213 ft
Good
SD109 over Burlington Northern RR
204 ft
Fair

Oldest

156 ST over Ck
Built 1901
Fair
474 Ave over Ck
Built 1901
Poor
2nd Avenue over BNSF Railroad
Built 1914
Poor
150 Street over Ck
Built 1925
Poor
147 Street over Ck
Built 1926
Poor

All bridges in Grant County

Busiest first · showing 1–200 of 205

Bridges in Grant County
Bridge	Location	Built	Type	Length	Daily traffic	Condition
IRR I029 over Indian Rv No. 000000026085074	4.6 N Codington CO Line	1976	Culvert	22 ft	6,600	Fair
US012 over Whetstone Rv Div Channel No. 000000026379024	0.6 E JCT Sd 109	1955	Stringer/Multi-beam or Girder	390 ft	3,765	Fair
IRR I029 S over 146 ST No. 000000026084040	2 S Roberts CO Line	1977	Slab	119 ft	3,650	Fair
IRR I029 N over 146 ST No. 000000026085040	2 S Roberts CO Line	1977	Slab	119 ft	3,650	Good
IRR I029 S over 149 ST (fas 6266) No. 000000026085070	6.2 S US 12 Interchange	1976	Slab	132 ft	3,650	Fair
IRR I029 N over 149 ST (fas 6266) No. 000000026086070	6.2 S US 12 Interchange	1976	Slab	132 ft	3,650	Fair
I029 S over 152 ST No. 000000026085100	2 N Codington CO Line	1977	Slab	119 ft	3,605	Fair
I029 N over 152 ST No. 000000026086100	2 N Codington CO Line	1976	Slab	119 ft	3,605	Fair
US012 over Whetstone Rv No. 000000026369027	0.6 SW JCT Sd 109	2003	Stringer/Multi-beam or Girder	153 ft	3,334	Good
2nd Avenue over BNSF Railroad No. 000000026374023	2nd Ave. Big Stone City	1914	Girder and Floorbeam System	228 ft	2,560	Poor
US012 over Burlington Northern RR No. 000000026282072	0.9 W JCT Sd 15	2013	Stringer/Multi-beam or Girder	213 ft	2,192	Good
US012 over N Fork Whetstone Ck No. 000000026284073	0.6 W JCT Sd 15	2013	Culvert	63 ft	2,192	Fair
SD015 over Trib N Fork Yellow Bank No. 000000026290101	2.8 S JCT US 12	2022	Culvert	21 ft	1,961	Good
SD015 over South Fork Whetstone Rv No. 000000026290068	0.7 N JCT US 12	1982	Slab	106 ft	1,910	Fair
SD015 over North Fork Yellow Bank R No. 000000026290109	3.6 S JCT US 12	2023	Stringer/Multi-beam or Girder	167 ft	1,756	Good
SD015 over Ck No. 000000026290144	0.5 N JCT Sd 20	2022	Culvert	26 ft	1,756	Fair
US012 over Ck No. 000000026183047	0.4 SE JCT Sd 123	1997	Culvert	24 ft	1,470	Fair
US012 over Ck No. 000000026194059	1.9 SE JCT Sd 123	1997	Culvert	22 ft	1,470	Fair
US012 over South Fork Whetstone Rv No. 000000026222069	6.8 W JCT Sd 15	1997	Culvert	37 ft	1,470	Fair
US012 over Ck No. 000000026171040	1.1 W JCT Sd 123	1994	Culvert	21 ft	1,358	Fair
SD015 over North Fork Whetstone Rv No. 000000026290014	6.0 N JCT US 12	1957	Slab	175 ft	1,321	Fair
SD015 over Br Whetstone Rv No. 000000026290038	3.6 N JCT US 12	1957	Slab	129 ft	1,321	Fair
SD020 over Ck No. 000000026290158	0.9 S JCT Sd 158	2021	Culvert	50 ft	1,284	Good
SD020 over Ck No. 000000026290165	1.6 S JCT Sd 158	2021	Culvert	38 ft	1,284	Fair
SD020 over Ck No. 000000026290174	2.5 S JCT Sd 158	2021	Culvert	36 ft	1,284	Good
SD020 over South Fork Yellow Bank R No. 000000026290213	6.3 S JCT Sd 158	2021	Culvert	38 ft	1,284	Good
SD109 over Burlington Northern RR No. 000000026373023	0.1 N JCT US 12	1983	Stringer/Multi-beam or Girder	204 ft	1,166	Fair
SD020 over Ck No. 000000026264150	2.6 W JCT Sd 15	1956	Culvert	31 ft	702	Fair
W. Milbank St-Milb over South Fork Whetstone Rv No. 000000026284070	0.6W Milbank	1984	Tee Beam	65 ft	696	Poor
472 Avenue over Yellow Br Ck No. 000000026230106	3.5S US 12	1950	Culvert	23 ft	445	Fair
480 Avenue over South Fork Whetstone Rv No. 000000026310056	1N & 1.5E Milbank	2024	Culvert	37 ft	410	Good
485 Avenue over Burlington Northern RR No. 000000026360032	1S & 1.5W Big Stone	1978	Stringer/Multi-beam or Girder	184 ft	397	Fair
145 Street over Whetstone Rv No. 000000026352030	0.6S & 2.4W Big Stone	1959	Stringer/Multi-beam or Girder	198 ft	374	Fair
145 Street over North Fork Whetstone Rv No. 000000026309029	0.5S & 6.5W Big Stone	1966	Stringer/Multi-beam or Girder	146 ft	370	Fair
472 Avenue over South Fork Whetstone Rv No. 000000026230068	1E & 1.2N Twin Brooks	1973	Tee Beam	40 ft	341	Fair
472 Avenue over Ck No. 000000026230091	6W & 2.1S Milbank	2006	Tee Beam	26 ft	341	Good
482 Avenue over Ck No. 000000026330174	1.4N Albee	1930	Slab	53 ft	336	Fair
472 Avenue over Trib to S Fork Whetstone No. 000000026230048	1E & 3.2N Twin Brooks	2021	Culvert	29 ft	332	Good
480 Avenue over Ck No. 000000026310177	2W & 1.3N Albee	2023	Culvert	37 ft	327	Good
482 Avenue over South Fork Yellow Bank R No. 000000026330195	0.5S Albee	2017	Culvert	25 ft	290	Good
482 Ave over South Fork Yellow Bank R No. 000000026330196	0.6S Albee	2017	Culvert	25 ft	290	Good
482 Ave over Ck No. 000000026330231	4.1S of Albee	1930	Culvert	21 ft	290	Fair
SD123 over Ck No. 000000026180008	0.8 S Roberts CO Line	1988	Culvert	21 ft	280	Fair
SD123 over Ck No. 000000026180020	1.9 S Roberts CO Line	1988	Culvert	49 ft	280	Fair
SD158 over North Fork Yellow Bank R No. 000000026298150	0.8 E JCT Sd 15	1966	Culvert	21 ft	275	Fair
SD158 over Ck No. 000000026370150	1.2 W Minnesota Line	1966	Culvert	24 ft	275	Fair
SD158 over Ck No. 000000026381150	0.2 W Minnesota Line	1966	Culvert	21 ft	275	Fair
482 Avenue over North Fork Yellow Bank R No. 000000026330107	8.3N Albee	2024	Culvert	46 ft	258	Good
149 Street over Big Sioux Rv No. 000000026032070	2.5S & 12.2W Marvin	2023	Culvert	46 ft	250	Good
455 Avenue over Ck No. 000000026060089	3.1N Codington Line	1940	Culvert	21 ft	250	Fair
161st Str over Ck No. 000000026243190	0.3N & 1.3E Strandburg	2000	Culvert	21 ft	250	Good
SD020 over Ck No. 000000026327220	3.7 E JCT Sd 15	1956	Slab	83 ft	244	Fair
SD020 over Ck No. 000000026332220	4.1 E JCT Sd 15	1956	Slab	67 ft	244	Fair
455 Avenue over Ck No. 000000026060084	3.6N Codington Line	1939	Culvert	25 ft	238	Fair
472 Avenue over North Fork Yellow Bank R No. 000000026230116	3.4N Sd 20	2021	Stringer/Multi-beam or Girder	50 ft	213	Good
486 Avenue over South Fork Yellow Bank R No. 000000026370192	4.5E & 2.3N Revillo	1973	Tee Beam	90 ft	207	Fair
Main St-Milbank over South Fork Whetstone Rv No. 000000026292069	Eastman Ave. Milbank	1990	Tee Beam	34 ft	200	Fair
480 Avenue over North Fork Whetstone Rv No. 000000026310031	4N & 2E Milbank	2018	Stringer/Multi-beam or Girder	94 ft	200	Good
474th Ave over Ck No. 000000026230218	6.8S Sd 20	2000	Culvert	21 ft	184	Good
476 Avenue over South Fork Yellow Bank R No. 000000026270237	4.8S Labolt	2024	Culvert	36 ft	176	Good
482 Avenue over Ck No. 000000026325222	0.5S Revillo	2018	Culvert	29 ft	159	Good
476 Avenue over Ck No. 000000026270185	4E & 0.5N Strandburg	1931	Culvert	21 ft	137	Fair
481 Avenue over North Fork Yellow Bank R No. 000000026320101	3E & 3.1S Milbank	2024	Culvert	51 ft	137	Good
143 Street over Ck No. 000000026169010	1.2E & 3.5N Marvin	1941	Culvert	21 ft	130	Fair
Main St-Marvin over Burlington Northern RR No. 000000026155047	Main Street Marvin	1940	Stringer/Multi-beam or Girder	287 ft	125	Fair
471 Avenue over South Fork Whetstone Rv No. 000000026220070	0.5 MI N. of Twin Brooks	2008	Culvert	21 ft	100	Good
147 Street over Ck No. 000000026221050	6.9W & 2N Milbank	1926	Slab	52 ft	100	Poor
147 Street over Ck No. 000000026225050	6.5W & 2N Milbank	1926	Slab	52 ft	100	Poor
475 Avenue over North Fork Yellow Bank R No. 000000026260112	4S & 3W Milbank	1938	Culvert	21 ft	100	Fair
475 Avenue over Ck No. 000000026260124	3W & 5.4S Milbank	1938	Culvert	23 ft	100	Fair
475 Avenue over Ck No. 000000026260132	3E & 5.8N Strandburg	2021	Tee Beam	31 ft	100	Good
163 Street over South Fork Yellow Bank R No. 000000026293210	3.7W & 2S Albee	1930	Stringer/Multi-beam or Girder	53 ft	98	Poor
487 Avenue over Ck No. 000000026380169	4E & 2.1N Albee	2014	Culvert	40 ft	98	Good
480 Avenue over Ck No. 000000026310149	2W & 4.1N Albee	1969	Channel Beam	31 ft	96	Poor
146 Street over Ck No. 000000026011040	14.6W & 0.5N Marvin	1948	Slab	36 ft	95	Fair
470 Avenue over Ck No. 000000026210043	5.3E & 0.2N Marvin	2001	Culvert	26 ft	95	Good
475 Avenue over Ck No. 000000026260079	3W & 0.9S Milbank	1965	Stringer/Multi-beam or Girder	53 ft	75	Poor
155 ST over Ck No. 000000026317130	6.0S & 2.7E Milbank	2003	Tee Beam	30 ft	75	Good
155 Street over Ck No. 000000026252130	4E & 2.5N Stockholm	2000	Stringer/Multi-beam or Girder	35 ft	70	Good
477 Avenue over Ck No. 000000026280119	1W & 4.9S Milbank	2013	Tee Beam	36 ft	70	Good
474 Ave over Ck No. 000000026250040	3.0N & 4.0W Milbank	2006	Culvert	29 ft	65	Good
480 Avenue over Ck No. 000000026310047	2.0E & 2.3N of Milbank	1993	Tee Beam	41 ft	65	Good
482 Avenue over Whetstone Rv No. 000000026330038	4E & 3.2N Milbank	1978	Tee Beam	160 ft	57	Poor
144 Street over Ck No. 000000026056020	10.1W & 2.5N Marvin	2024	Culvert	25 ft	55	Good
486 Avenue over Ck No. 000000026370233	4.5E & 1.8S Revillo	1973	Tee Beam	40 ft	55	Fair
466 Avenue over Ck No. 000000026170008	1.3E & 3.7N Marvin	1930	Stringer/Multi-beam or Girder	39 ft	54	Poor
148 Street over Big Sioux Rv No. 000000026018060	13.9W & 1.5S Marvin	1930	Stringer/Multi-beam or Girder	32 ft	52	Poor
152 Street over Big Sioux Rv No. 000000026019100	13.8W & 5.5S Marvin	1948	Slab	54 ft	52	Fair
154 Street over Big Sioux Rv Overflow No. 000000026022120	3N & 12.8W S Shore	1992	Culvert	25 ft	52	Fair
154 Street over Big Sioux Rv No. 000000026023120	3N & 12.7W S Shore	1992	Tee Beam	81 ft	52	Fair
150 Street over Big Sioux Rv No. 000000026032080	12.5W & 3.5S Marvin	2010	Tee Beam	56 ft	52	Good
152 Street over Indian Rv No. 000000026035100	12.2W & 5.5S Marvin	1932	Stringer/Multi-beam or Girder	86 ft	52	Poor
146 Street over Ck No. 000000026055040	10.2W & 0.5N Marvin	1931	Culvert	32 ft	52	Fair
142 Street over Ck No. 000000026199000	4.2E & 4.5N Marvin	1958	Slab	24 ft	52	Poor
143 Street over Ck No. 000000026201010	3.5N & 4.5E Marvin	1998	Stringer/Multi-beam or Girder	35 ft	52	Good
152 Street over Ck No. 000000026205100	4.8E & 5.5S Marvin	1930	Culvert	26 ft	52	Fair
151 ST over Ck No. 000000026246090	2.6E & 1.0S Twin Brooks	2003	Tee Beam	35 ft	52	Good
143 Street over Ck No. 000000026249010	6N & 4W Milbank	2001	Tee Beam	36 ft	52	Good
474 Avenue over Ck No. 000000026250005	4W & 6.5N Milbank	2002	Tee Beam	46 ft	52	Good
474 Avenue over South Fork Whetstone Rv No. 000000026250066	4W & 0.4N Milbank	1936	Stringer/Multi-beam or Girder	60 ft	52	Fair
150 ST over Ck No. 000000026258080	3.2W & 1.0S Milbank	2006	Tee Beam	36 ft	52	Good
155 Street over Ck No. 000000026263130	2.7 W & 6.0 S of Milbank	2002	Tee Beam	46 ft	52	Good
150 ST over Ck No. 000000026265080	2.5W & 1.0S Milbank	2006	Tee Beam	41 ft	52	Good
153 Street over Ck No. 000000026269110	2.1W & 3S Milbank	2012	Tee Beam	36 ft	52	Good
477 Avenue over North Fork Whetstone Rv No. 000000026280010	6N & 1W Milbank	1936	Stringer/Multi-beam or Girder	62 ft	52	Fair
164 Street over South Fork Yellow Bank R No. 000000026281221	4.2W & 0.5S Revillo	1936	Stringer/Multi-beam or Girder	172 ft	52	Fair
153 Street over Ck No. 000000026283110	0.7W & 4S Milbank	1974	Tee Beam	45 ft	52	Fair
144 Street over North Fork Whetstone Rv No. 000000026296020	0.6E & 5N Milbank	1965	Tee Beam	90 ft	52	Poor
479 Avenue over Ck No. 000000026300047	1E & 2.3N Milbank	1996	Tee Beam	41 ft	52	Fair
479 Avenue over North Fork Yellow Bank R No. 000000026300108	3.8S & 1E Milbank	2010	Tee Beam	66 ft	52	Good
479 Ave over North Fork Whetstone Rv No. 000000026301024	4.7N & 1.1E Milbank	1993	Channel Beam	31 ft	52	Fair
480 Avenue over Ck No. 000000026310139	7S & 2E Milbank	2002	Tee Beam	36 ft	52	Good
481 Ave over Ck No. 000000026320172	1.0W & 1.8N Albee	2005	Tee Beam	36 ft	52	Good
153 Street over Ck No. 000000026326110	3.6E & 4S Milbank	2014	Tee Beam	36 ft	52	Good
483 Avenue over South Fork Yellow Bank R No. 000000026340196	1E & 0.6S Albee	2017	Culvert	48 ft	52	Good
483 Avenue over Ck No. 000000026340209	1E & 1.9S Albee	2010	Tee Beam	36 ft	52	Good
484 Ave over Ck No. 000000026350171	2.0E & 1.9N Albee	2004	Tee Beam	36 ft	52	Good
485 Avenue over Ck No. 000000026360239	3E & 4.9S Albee	1955	Stringer/Multi-beam or Girder	36 ft	52	Poor
151 Street over North Fork Yellow Bank R No. 000000026363090	7.3E & 2S Milbank	1965	Stringer/Multi-beam or Girder	52 ft	52	Good
162 Street over Ck No. 000000026366200	3.6E & 1S Albee	2018	Tee Beam	36 ft	52	Good
161 Street over S Fork Yellow Bank River No. 000000026374190	4.4E Albee	1940	Stringer/Multi-beam or Girder	69 ft	52	Poor
161 Street over S Fork Yellow Bank River No. 000000026376190	4.6E Albee	1940	Stringer/Multi-beam or Girder	70 ft	52	Poor
481 Avenue over South Fork Whetstone Rv No. 000000026320053	2.5E & 1.8N Milbank	2021	Culvert	53 ft	49	Good
151 Street over Big Sioux Rv No. 000000026026090	13.1W & 4.5S Marvin	1958	Stringer/Multi-beam or Girder	30 ft	45	Poor
147 ST over South Fork Whetstone Rv No. 000000026327050	3.0E & 1.5N Milbank	2006	Stringer/Multi-beam or Girder	81 ft	45	Good
476 Avenue over North Fork Yellow Bank R No. 000000026370081	8E & 1.1S Milbank	1964	Stringer/Multi-beam or Girder	145 ft	43	Fair
479 Avenue over South Fork Whetstone Rv No. 000000026300064	1E & 0.6N Milbank	2003	Tee Beam	71 ft	40	Good
480 Ave over Ck No. 000000026310228	1.8S & 1.5W Revillo	2003	Tee Beam	30 ft	40	Good
156 Street over Ck No. 000000026316140	2.6E & 7S Milbank	1935	Stringer/Multi-beam or Girder	37 ft	40	Poor
481 Ave over South Fork Yellow Bank R No. 000000026320199	1.0W & 0.9S Albee	2003	Tee Beam	40 ft	40	Good
481 Avenue over Ck No. 000000026320222	1W & 3.2S Albee	1930	Stringer/Multi-beam or Girder	35 ft	40	Poor
485 Avenue over Ck No. 000000026360173	3E & 1.7N Albee	2008	Tee Beam	41 ft	40	Good
159 ST over South Fork Yellow Bank R No. 000000026363170	2.0N & 3.5E Albee	2005	Culvert	21 ft	40	Good
145 ST over Ck No. 000000026031030	12.6W & 1.5N Marvin	2008	Tee Beam	56 ft	35	Good
456 Avenue over Indian River No. 000000026070081	3.1 MI S & 8 W of Marvin	1960	Slab	25 ft	35	Poor
458 Avenue over Ck No. 000000026090071	6.7W & 2.6S Marvin	1936	Culvert	22 ft	35	Fair
470 Avenue over Ck No. 000000026210071	5.3E & 2.6S Marvin	2016	Tee Beam	31 ft	35	Good
142 Street over Ck No. 000000026215000	5.8E & 4.5N Marvin	2007	Tee Beam	25 ft	35	Good
152 ST over Ck No. 000000026232100	4.8W & 3.0S Milbank	2005	Tee Beam	36 ft	35	Good
156 ST over Ck No. 000000026245140	2.5E & 6.0S Twin Brooks	1901	Slab	24 ft	35	Fair
150 Street over Ck No. 000000026271080	1.9W & 1S Milbank	1925	Stringer/Multi-beam or Girder	31 ft	35	Poor
477 Avenue over North Fork Yellow Bank R No. 000000026280108	1W & 3.8S Milbank	2007	Tee Beam	36 ft	35	Good
158 ST over Ck No. 000000026291160	3.9W & 3.0N Albee	2006	Tee Beam	41 ft	35	Good
156 Street over Ck No. 000000026299140	0.9E & 7S Milbank	2008	Tee Beam	36 ft	35	Good
479 Ave over Ck No. 000000026300138	3.0W & 5.2N Albee	2005	Tee Beam	36 ft	35	Good
479 Ave over Ck No. 000000026300149	3.0W & 4.1N Albee	2005	Tee Beam	41 ft	35	Good
479 Ave over Ck No. 000000026300172	3.0W & 1.8N Albee	2005	Tee Beam	36 ft	35	Good
148 Street over Ck No. 000000026308061	1.8E & 0.9N Milbank	1992	Tee Beam	46 ft	35	Good
480 Avenue over North Fork Yellow Bank R No. 000000026310105	3.5S & 2E Milbank	1966	Stringer/Multi-beam or Girder	52 ft	35	Fair
154 ST over Ck No. 000000026318120	2.8E & 5.0S Milbank	2005	Tee Beam	36 ft	35	Good
481 Ave over Ck No. 000000026320119	3.0E & 4.9S Milbank	2005	Tee Beam	36 ft	35	Fair
483 Ave over Ck No. 000000026340177	1.0E & 1.3N Albee	2003	Tee Beam	30 ft	35	Good
484 Avenue over Ck No. 000000026350202	2E & 1.2S Albee	2015	Tee Beam	31 ft	35	Good
485 Avenue over North Fork Yellow Bank R No. 000000026360116	7E & 4.6S Milbank	1930	Slab	51 ft	35	Poor
485 Avenue over South Fork Yellow Bank R No. 000000026360194	3E & 0.4S Albee	2017	Tee Beam	36 ft	35	Good
485 Avenue over Ck No. 000000026360234	3E & 4.4S Albee	1948	Stringer/Multi-beam or Girder	53 ft	35	Poor
485 Avenue over Ck No. 000000026360235	3E & 4.5S Albee	1950	Stringer/Multi-beam or Girder	36 ft	35	Poor
165 ST over Ck No. 000000026377230	1.7S & 5.3E Revillo	2018	Culvert	30 ft	35	Good
487 Avenue over North Fork Yellow Bank R No. 000000026380083	9E & 1.3S Milbank	1958	Stringer/Multi-beam or Girder	70 ft	35	Poor
157 Street over North Fork Yellow Bank R No. 000000026349111	6E & 4S Milbank	1990	Slab	85 ft	33	Good
153 Street over North Fork Yellow Bank R No. 000000026368110	7.8E & 4S Milbank	1979	Tee Beam	65 ft	31	Fair
477 Avenue over South Fork Whetstone Rv No. 000000026280068	1W & 0.2N Milbank	1989	Tee Beam	30 ft	30	Fair
477th Ave over Ck No. 000000026280076	1W & 0.6S Milbank	2000	Tee Beam	40 ft	30	Good
476 Avenue over Ck No. 000000026270221	4E & 3.1S Strandburg	1930	Culvert	22 ft	27	Poor
165 Street over South Fork Yellow Bank R No. 000000026277230	4.7E & 4S Strandburg	1940	Stringer/Multi-beam or Girder	39 ft	26	Poor
452 Avenue over Big Sioux Rv No. 000000026030032	12.5W & 1.5N Marvin	1996	Tee Beam	35 ft	25	Good
452 Avenue over Big Sioux Rv No. 000000026030067	2S & 12.5W Marvin	2023	Culvert	35 ft	25	Good
452 Ave over Big Sioux Rv No. 000000026030087	12.5W & 4.0S Marvin	2004	Tee Beam	66 ft	25	Good
453 Avenue over Big Sioux River No. 000000026040027	11.7W & 1.8N Marvin	2021	Culvert	38 ft	25	Good
454 Avenue over Ck No. 000000026050024	10.7W & 2.1N Marvin	2000	Stringer/Multi-beam or Girder	27 ft	25	Good
468 Avenue over Ck No. 000000026190016	3.3E & 2.9N Marvin	2009	Culvert	26 ft	25	Fair
469 Avenue over Ck No. 000000026200011	4.3E & 3.4N Marvin	2012	Tee Beam	36 ft	25	Good
469 Avenue over Ck No. 000000026200043	4.3E & 0.2N Marvin	1930	Stringer/Multi-beam or Girder	31 ft	25	Poor
470 Ave over North Fork Whetstone Trb No. 000000026210006	5.5E & 4.0N Marvin	2005	Culvert	29 ft	25	Good
471 Avenue over Ck No. 000000026220049	7W & 2.1N Milbank	1926	Stringer/Multi-beam or Girder	34 ft	25	Poor
473 Avenue over South Fork Whetstone Rv No. 000000026240068	5W & 0.2N Milbank	1942	Stringer/Multi-beam or Girder	35 ft	25	Poor
473 Avenue over Ck No. 000000026240120	5W & 5S Milbank	2012	Tee Beam	36 ft	25	Good
473 Avenue over Ck No. 000000026240191	1E & 0.1S Strandburg	1936	Stringer/Multi-beam or Girder	34 ft	25	Poor
474 Avenue over Ck No. 000000026250133	2E & 5.7N Strandburg	2002	Tee Beam	36 ft	25	Good
474 Ave over Ck No. 000000026250138	3.0E & 5.8S Twin Brooks	1901	Slab	24 ft	25	Poor
474 Avenue over South Fork Yellow Bank R No. 000000026250238	2E & 4.8S Strandburg	1933	Stringer/Multi-beam or Girder	36 ft	25	Fair
476 Avenue over South Fork Whetstone Rv No. 000000026270068	2W Milbank	1999	Culvert	44 ft	25	Good
477 Ave over Ck No. 000000026280181	5.0W & 0.9N Albee	2004	Tee Beam	35 ft	25	Good
480 Avenue over Ck No. 000000026310183	2W & 0.8N Albee	2001	Culvert	25 ft	25	Fair
480 Avenue over South Fork Yellow Bank R No. 000000026310203	1.5W & 1N Revillo	2002	Tee Beam	51 ft	25	Good
483 Avenue over Whetstone Rv No. 000000026338038	4.8E & 3.2N Milbank	1962	Truss - Thru	98 ft	25	Poor
479 Avenue over South Fork Yellow Bank R No. 000000026300202	3W & 1.2S Albee	2016	Culvert	25 ft	21	Good
454 Avenue over Indian River No. 000000026050088	10.7W & 4.3S Marvin	1936	Stringer/Multi-beam or Girder	80 ft	20	Poor
468 Avenue over Ck No. 000000026190004	3.3E & 4.1N Marvin	2009	Culvert	41 ft	20	Fair
473 Avenue over Ck No. 000000026240091	5W & 2.1S Milbank	2007	Tee Beam	36 ft	20	Good
474 Avenue over North Fork Yellow Bank R No. 000000026250116	4W & 4.6S Milbank	2013	Tee Beam	36 ft	20	Fair
475th Avenue over Ck No. 000000026260039	3W & 3.1N Milbank	2000	Tee Beam	35 ft	20	Good
475 Avenue over South Fork Whetstone Rv No. 000000026260067	3W & 0.3N Milbank	2008	Tee Beam	66 ft	20	Good
476 Avenue over Ck No. 000000026270037	3.3N & 2W Milbank	2010	Culvert	46 ft	20	Good
476 Avenue over North Fork Yellow Bank R No. 000000026270109	2W & 3.9S Milbank	2000	Slab	28 ft	20	Good
476 Ave over Ck No. 000000026270121	2.0W & 5.1S Milbank	2024	Culvert	28 ft	20	Good
476A Ave Center RD over North Fork Yellow Bank R No. 000000026275105	1.5W & 3.5S Milbank	2004	Tee Beam	40 ft	20	Good
Center Road over Ck No. 000000026275121	1.5W & 5.1S Milbank	1927	Stringer/Multi-beam or Girder	52 ft	20	Poor
477 Avenue over Ck No. 000000026280034	1W & 3.6N Milbank	2014	Tee Beam	41 ft	20	Good
477 Avenue over Ck No. 000000026280141	5W & 4.9N Albee	1965	Stringer/Multi-beam or Girder	26 ft	18	Poor

Structure types in Grant County

Tee Beam	68	33.2%
Culvert	63	30.7%
Stringer/Multi-beam or Girder	47	22.9%
Slab	23	11.2%
Channel Beam	2	1.0%
Truss - Thru	1	0.5%
Girder and Floorbeam System	1	0.5%