Louisa County, Iowa bridges

Louisa County has 151 bridges and culverts in the National Bridge Inventory, the oldest built in 1893. 22 (15%) are rated poor. The most common type is slab (30%).

Bridges: 151
Good: 32%
Fair: 54%
Poor: 15%; 22 bridges
Average age: 44.5 yrs
Posted or closed: 18

Map of bridges in Louisa County

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

Search bridges in Louisa County

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

Condition

Good32%(48)

Fair54%(81)

Poor15%(22)

When they were built

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

Busiest

US 61 over Millrace Creek
4,950 vehicles/day
Fair
US 61 over Overflow Iowa River
4,950 vehicles/day
Fair
US 61 over Overflow Iowa River
4,950 vehicles/day
Fair
US 61 over Overflow Iowa River
4,950 vehicles/day
Fair
US 61 over Muskrat Lake
4,950 vehicles/day
Fair

Longest

Ia 92 over Iowa River
1,449 ft
Fair
X 99 Franklin ST over Iowa River
1,199 ft
Good
X 99 over Iowa River
1,159 ft
Fair
US 61 over Iowa River
1,040 ft
Fair
Tri-County Br over Iowa River
701 ft
Good

Oldest

V Ave over Buffington Creek
Built 1893
Poor
Local over Stream
Built 1915
Poor
Manor RD over Drainage
Built 1920
Poor
Local over Otter Creek
Built 1920
Poor
Local over Stream
Built 1920
Poor

All bridges in Louisa County

Busiest first · showing 1–151 of 151

Bridges in Louisa County
Bridge	Location	Built	Type	Length	Daily traffic	Condition
US 61 over Millrace Creek No. 000000000033961	5.9 MI S of S JCT Ia 92	1985	Stringer/Multi-beam or Girder	269 ft	4,950	Fair
US 61 over Overflow Iowa River No. 000000000033971	5.5 Mi. S of S Jct. Ia 92	1985	Slab	133 ft	4,950	Fair
US 61 over Overflow Iowa River No. 000000000033981	1.1 Mi. N of SR G62	1985	Slab	133 ft	4,950	Fair
US 61 over Overflow Iowa River No. 000000000033991	1.4 Mi. N of SR G62	1985	Slab	133 ft	4,950	Fair
US 61 over Muskrat Lake No. 000000000034001	4.6 Mi. S of S Jct. Ia 92	1985	Stringer/Multi-beam or Girder	307 ft	4,950	Fair
US 61 over Iowa River No. 000000000034011	4.2 Mi. S of Jct. Iowa 92	1980	Stringer/Multi-beam or Girder	1,040 ft	4,950	Fair
US 61 over Honey Creek No. 000000000033941	0.1 Mi. N of Jct. SR H16	1997	Stringer/Multi-beam or Girder	179 ft	4,420	Good
US 61 over Drainage Ditch No. 000000000033951	2.7 Mi. S of Jct. SR X99	1985	Slab	123 ft	4,420	Fair
Ia 92 over Monkey Run Creek No. 000000000034091	3.0 Mi. W of Jct. Ia 70	1984	Culvert	47 ft	4,240	Fair
Ia 92 over Iowa River No. 000000000034121	0.5 Mi. E. of JCT Ia 70	1985	Stringer/Multi-beam or Girder	1,449 ft	4,090	Fair
Ia 92 over Drainage Ditch #25 No. 000000000034131	5.5 Mi. W of S Jct. US 61	1976	Slab	73 ft	3,410	Fair
Ia 92 over Indian Creek No. 000000000034151	1.1 Mi. W of Jct. SR X43	1992	Slab	103 ft	3,410	Fair
Ia 92 over Little Indian Creek No. 000000000034161	1.7 Mi. W of S Jct. US 61	1977	Slab	83 ft	3,410	Fair
US 61 NB Ia 92 EB over Dme RR No. 000000000034031	3.4 MI N of W JCT Ia 92	1977	Stringer/Multi-beam or Girder	180 ft	3,350	Fair
US 61 SB Ia 92 WB over Dme RR No. 000000000700265	3.4 Mi. N of W Jct. Ia 92	2016	Stringer/Multi-beam or Girder	179 ft	3,350	Good
Ia 92 over Main ST & Collins RD No. 000000000034111	0.3 MI W of Jct. Ia 70	1995	Stringer/Multi-beam or Girder	502 ft	3,170	Fair
Ia 92 over Monkey Run Creek No. 000000000034101	0.6 Mi. W of Ia 70	1984	Stringer/Multi-beam or Girder	123 ft	2,850	Fair
Ia 70 over Iowa River No. 000000000034061	0.9 Mi. N of Jct. Iowa 92	1989	Stringer/Multi-beam or Girder	581 ft	2,840	Fair
US 61 SB Ia 92 WB over 170th ST No. 000000000700255	At Jct. of SR 170 St.	2017	Stringer/Multi-beam or Girder	192 ft	2,800	Good
US 61 NB Ia 92 EB over 170th ST No. 000000000700260	At Jct. of SR 170 St.	2017	Stringer/Multi-beam or Girder	192 ft	2,800	Good
US 61 NB over Ia 92 No. 000000000700240	US 61 & Ia 92 Interchange	2017	Stringer/Multi-beam or Girder	197 ft	2,225	Good
US 61 SB over Ia 92 No. 000000000700245	US 61 & Ia 92 Interchange	2017	Stringer/Multi-beam or Girder	197 ft	2,225	Good
2nd Street over Monkey Creek No. 000000000034051	075041901	1995	Stringer/Multi-beam or Girder	146 ft	2,140	Good
Ia 78 over Honey Creek No. 000000000034081	1.8 Mi. W of Jct. US 61	2022	Culvert	42 ft	2,030	Good
Ia 78 over Stream No. 000000000034070	3.9 Mi. W of Jct. U.S. 61	1952	Culvert	36 ft	1,480	Fair
FM over Small Stream No. 000000000363360	075052504	1991	Culvert	25 ft	1,470	Fair
Ia 70 over Short Creek No. 000000000601420	0.4 Mi. N of Jct. Ia 92	1994	Slab	182 ft	1,170	Fair
Walnut ST over Monkey Run No. 000000000002470	075041901	1935	Arch - Deck	50 ft	1,140	Fair
X 99 Franklin ST over Iowa River No. 000000000034201	74032703	2020	Stringer/Multi-beam or Girder	1,199 ft	880	Good
FM over Small Stream No. 000000000224830	076051101	1969	Stringer/Multi-beam or Girder	56 ft	840	Fair
Linn ST over Indian Creek No. 000000000007251	076050501	1986	Tee Beam	57 ft	780	Poor
FM over Small Stream No. 000000000224375	074053401	1950	Culvert	21 ft	690	Good
FM over Small Stream No. 000000000224340	074052801	1960	Culvert	21 ft	660	Poor
FM over Muscatine Slough No. 000000000224411	075031203	1972	Slab	78 ft	660	Fair
Local over Michael Creek No. 000000000223961	074030112	1983	Stringer/Multi-beam or Girder	96 ft	650	Fair
Local over Muscatine Slough No. 000000000224380	075023104	1968	Slab	103 ft	650	Fair
FM over Long Creek No. 000000000224131	074042306	1987	Slab	177 ft	630	Fair
Locust ST over Monkey Run No. 000000000002481	B35500515	2019	Culvert	39 ft	595	Good
X 99 over Iowa River No. 000000000034171	073022602	2014	Stringer/Multi-beam or Girder	1,159 ft	570	Fair
FM over Small Stream No. 000000000224400	075030603	1960	Culvert	36 ft	560	Fair
CO RD X 17 over Short Creek No. 000000000224691	075051008	2011	Slab	101 ft	540	Good
X 17 over Monkey Creek & Imrl RR No. 000000000224751	075052304	2008	Stringer/Multi-beam or Girder	306 ft	540	Good
HWY 99 over Drainage Ditch No. 000000000034180	073020505	1954	Culvert	21 ft	490	Fair
HWY 99 over Drainage Ditch No. 000000000034190	074033608	1954	Culvert	25 ft	490	Fair
FM over Otter Creek No. 000000000223781	073040206	1992	Slab	102 ft	490	Good
FM over Sm Stream No. 000000000223815	073041104	1950	Culvert	24 ft	490	Poor
FM over Small Stream No. 000000000223711	073032101	2002	Stringer/Multi-beam or Girder	189 ft	480	Good
H 16 (40th St) over Small Stream No. 000000000365980	073032201	2002	Culvert	25 ft	480	Fair
FM over Small Stream No. 000000000223560	073022905	1959	Slab	103 ft	440	Fair
CO RD H22 over Small Stream No. 000000000365525	073022801	1959	Culvert	21 ft	440	Fair
FM over Long Creek No. 000000000224250	074051204	1965	Slab	178 ft	290	Fair
X 17 over Buffington Creek No. 000000000224281	074051412	2014	Stringer/Multi-beam or Girder	164 ft	290	Good
FM over Small Stream No. 000000000224320	074052308	1940	Culvert	21 ft	290	Fair
FM over Small Stream No. 000000000224001	074032603	1989	Culvert	21 ft	280	Good
FM over Stream No. 000000000224151	074050301	1977	Slab	178 ft	260	Fair
FM over Long Creek No. 000000000224770	075053202	1963	Stringer/Multi-beam or Girder	154 ft	250	Poor
W66 over Big Slough Creek No. 000000000224231	074050804	2021	Slab	93 ft	190	Good
218th Ave over Johnny Creek No. 000000000224021	074040404	2020	Culvert	20 ft	180	Good
Local over Michael Creek No. 000000000224441	075032603	1976	Culvert	21 ft	166	Good
Manor RD over Drainage No. 000000000008380	073042501	1920	Stringer/Multi-beam or Girder	32 ft	144	Poor
FM over Small Stream No. 000000000224611	075043403	1978	Stringer/Multi-beam or Girder	142 ft	140	Good
Local over Small Stream No. 000000000223981	074031505	2007	Culvert	38 ft	135	Good
Local over Long Creek No. 000000000224061	074041407	1985	Slab	177 ft	123	Fair
Local over Small Stream No. 000000000361930	075043005	1982	Culvert	42 ft	123	Fair
FM over Turkey Run No. 000000000223971	074030903	1978	Slab	103 ft	120	Fair
FM over Small Stream No. 000000000223570	073022906	1966	Slab	127 ft	110	Fair
Local over Short Creek No. 000000000224711	075051305	1995	Slab	117 ft	104	Good
FM over Small Stream No. 000000000224900	076052803	1960	Slab	127 ft	100	Fair
Levee over Lake Odessa Inlet No. 000033620-03089	Sec 5 T74N R2W	1996	Stringer/Multi-beam or Girder	34 ft	100	Good
Local over Otter Creek No. 000000000223601	073030401	1978	Slab	127 ft	91	Good
Local over Johnny Creek No. 000000000224031	074040701	1989	Culvert	26 ft	82	Fair
Local over Small Stream No. 000000000224081	074041605	1986	Tee Beam	55 ft	82	Fair
Local over Small Stream No. 000000000224161	074050302	1983	Culvert	30 ft	82	Fair
W Avenue over Buffington Creek No. 000000000224296	074052108	2022	Culvert	35 ft	82	Good
Local over Small Stream No. 000000000224530	075041501	1966	Slab	32 ft	82	Fair
Local over Small Stream No. 000000000224621	075050104	1997	Stringer/Multi-beam or Girder	54 ft	82	Good
FM over Otter CR No. 000000000223590	073030304	1959	Slab	102 ft	80	Poor
FM over Small Stream No. 000000000223681	073031502	1990	Slab	128 ft	80	Good
FM over Indian Creek No. 000000000224461	075033103	1977	Slab	128 ft	80	Fair
Tri-County Br over Iowa River No. 000000000224785	076050601	1980	Stringer/Multi-beam or Girder	701 ft	80	Good
Local over Small Stream No. 000000000224391	075030204	1986	Tee Beam	104 ft	73	Fair
FM over Keevers Lake No. 000000000223541	073020803	1988	Tee Beam	50 ft	70	Fair
FM over Otter Creek No. 000000000223671	073031306	1975	Stringer/Multi-beam or Girder	192 ft	70	Good
FM over Stream No. 000000000223831	073041804	1992	Culvert	25 ft	70	Good
FM over Cone Marsh No. 000000000224841	076051403	1985	Culvert	20 ft	70	Good
Local over Indian Creek No. 000000000224510	075041301	1969	Culvert	30 ft	62	Poor
Local over Small Stream No. 000000000224551	075042203	1985	Tee Beam	74 ft	62	Fair
X Ave over Goose Creek No. 000000000224911	076052805	2021	Box Beam or Girders - Multiple	150 ft	62	Good
Local over Smith Creek No. 000000000223751	073033602	1984	Slab	102 ft	60	Good
FM over Stream No. 000000000223811	073040702	1997	Culvert	21 ft	60	Good
FM over Otter Creek No. 000000000224011	074033006	1977	Slab	103 ft	60	Good
FM over Long Creek No. 000000000224051	074041105	1979	Slab	226 ft	60	Fair
W66 over S Fork Short Creek No. 000000000224661	075050802	2023	Stringer/Multi-beam or Girder	71 ft	60	Good
Local over Small Stream No. 000000000223691	073031704	1974	Slab	33 ft	51	Poor
Local over Small Stream No. 000000000224291	074051604	1983	Slab	103 ft	51	Fair
Local over Indian Creek No. 000000000224571	075042503	1982	Slab	103 ft	51	Fair
Local over Small Stream No. 000000000224781	076050203	1989	Tee Beam	93 ft	51	Fair
FM over Otter Creek No. 000000000223610	073030403	1959	Slab	100 ft	50	Fair
FM over Johnny Creek No. 000000000224040	074040702	1970	Culvert	29 ft	50	Fair
FM over Small Stream No. 000000000224270	074051407	1960	Stringer/Multi-beam or Girder	67 ft	50	Fair
Local over Small Stream No. 000000000224451	075032903	1978	Slab	78 ft	50	Fair
Local over Small Stream No. 000000000223820	073041401	1943	Stringer/Multi-beam or Girder	34 ft	47	Poor
Local over Small Stream No. 000000000223850	073042002	1950	Culvert	27 ft	47	Fair
FM over Small Stream No. 000000000223641	073030704	1972	Stringer/Multi-beam or Girder	44 ft	45	Poor
FM over Long Creek No. 000000000224071	074041604	1977	Stringer/Multi-beam or Girder	203 ft	45	Fair
Local over Muscatine Slough No. 000000000224431	075032405	1981	Slab	103 ft	41	Fair
Local over Small Stream No. 000000000224481	075033204	1982	Slab	91 ft	41	Fair
Local over Indian Creek No. 000000000224501	075041201	1987	Culvert	21 ft	41	Good
Local over Iowa Slough No. 000000000223520	073013206	1978	Channel Beam	31 ft	40	Fair
65th ST over Stream No. 000000000223621	073030503	2020	Culvert	32 ft	40	Good
FM over Long Creek No. 000000000224090	074041804	1978	Stringer/Multi-beam or Girder	183 ft	40	Fair
County Line RD over Sm Stream No. 000000000224351	074053104	1989	Culvert	27 ft	40	Good
Local over Sm Stream No. 000000000224850	076051902	1970	Culvert	24 ft	40	Fair
Local over Small Stream No. 000000000223651	073030804	1979	Slab	78 ft	35	Fair
Local over Otter Creek No. 000000000223761	073040101	1972	Slab	105 ft	35	Fair
FM over Otter Creek No. 000000000223790	073040302	1955	Stringer/Multi-beam or Girder	55 ft	35	Poor
Local over Small Stream No. 000000000223860	073042102	1960	Stringer/Multi-beam or Girder	43 ft	35	Poor
Local over Indian Creek No. 000000000224561	075042401	1980	Slab	90 ft	35	Fair
Local over Small Stream No. 000000000224951	076053603	1991	Slab	78 ft	35	Good
95th ST over Burlington Creek No. 000000000366575	074052103	2020	Culvert	30 ft	35	Good
Local over Otter Creek No. 000000000223660	073031102	1920	Truss - Thru	102 ft	30	Poor
Local over Small Stream No. 000000000223841	073041901	1986	Slab	89 ft	30	Good
X 27 S Ave over Small Stream No. 000000000223921	073043202	2020	Slab	70 ft	30	Good
Local over Small Stream No. 000000000224191	074050402	1991	Culvert	22 ft	30	Fair
Local over Small Stream No. 000000000224261	074051402	1982	Tee Beam	53 ft	30	Fair
FM over Short Creek No. 000000000224640	075050502	1970	Tee Beam	42 ft	30	Fair
Local over Short Creek No. 000000000224650	075050602	1969	Slab	33 ft	30	Fair
Local over Small Stream No. 000000000223741	073033205	2009	Culvert	21 ft	26	Fair
Local over Small Stream No. 000000000223891	073042307	1984	Tee Beam	41 ft	26	Good
Local over Small Stream No. 000000000224331	074052501	1986	Tee Beam	52 ft	26	Fair
Local over Short Creek No. 000000000224680	075050902	1964	Stringer/Multi-beam or Girder	43 ft	26	Poor
Local over Small Stream No. 000000000224871	076051906	1973	Tee Beam	124 ft	26	Fair
Local over Honey Creek No. 000000000224961	076053605	1989	Tee Beam	67 ft	26	Good
FM over Goose Creek No. 000000000224931	076052904	1982	Slab	128 ft	25	Fair
Local over Stream No. 000000000223900	073043102	1920	Stringer/Multi-beam or Girder	22 ft	21	Poor
Local over Stream No. 000000000223910	073043102	1915	Stringer/Multi-beam or Girder	29 ft	21	Poor
Local over Small Stream No. 000000000224421	075032004	1994	Culvert	29 ft	21	Fair
60th ST over Small Stream No. 000000000365975	73040701	2013	Culvert	20 ft	21	Fair
FM over Small Stream No. 000000000224801	076050606	1980	Culvert	21 ft	20	Fair
FM over Small No. 000000000224805	076050803	1979	Culvert	25 ft	20	Fair
Local over Otter CR No. 000000000223770	073040103	1921	Truss - Thru	72 ft	16	Poor
Local over Big Slough Creek No. 000000000224241	074050902	1988	Slab	103 ft	16	Fair
Local over Short Creek No. 000000000224631	075050402	2003	Culvert	36 ft	16	Good
Local over Small Stream No. 000000000223531	073013301	1998	Culvert	20 ft	15	Fair
Local over Small Stream No. 000000000223630	073030702	1920	Truss - Thru	65 ft	11	Poor
Local over Small Stream No. 000000000223870	073042105	1930	Stringer/Multi-beam or Girder	33 ft	11	Poor
V Ave over Buffington Creek No. 000000000224310	074052302	1893	Truss - Thru	78 ft	11	Poor
Local over Small Stream No. 000000000224470	075033104	1930	Stringer/Multi-beam or Girder	29 ft	11	Poor
Local over Small Stream No. 000000000224741	075052104	1998	Culvert	25 ft	11	Good
Local over Small Stream No. 000000000362500	073032901	1950	Culvert	20 ft	11	Poor
Levee over Lake Odessa Outlet No. 000033620-03090	Sec 36 T74N R2W	1996	Stringer/Multi-beam or Girder	40 ft	1	Fair

Structure types in Louisa County

Slab	46	30.5%
Culvert	43	28.5%
Stringer/Multi-beam or Girder	43	28.5%
Tee Beam	12	7.9%
Truss - Thru	4	2.6%
Arch - Deck	1	0.7%
Channel Beam	1	0.7%
Box Beam or Girders - Multiple	1	0.7%