Tee Beam bridges in Iowa

T-shaped concrete beams cast with the deck, popular from the 1920s through the 1960s. Iowa has 1,014 of them, 4.3% of its bridges. Nationally this type accounts for 5.6% of all bridges.Compare states for this type.

Tee Beam bridges: 1,014
Poor condition: 24%; 240 bridges
Average age: 40.6 yrs
Combined length: 10 mi

Busiest tee beam bridges in Iowa

Top 200 by daily traffic

Bridge	County	Location	Built	Type	Length	Daily traffic	Condition
US 30 & 67 over Mill Creek No. 000000000020841	Clinton County	0.2 Mi. E of W Jct. US 67	2000	Tee Beam	164 ft	17,300	Fair
US 30 & US 67 over Over UPRR No. 000000000020851	Clinton County	0.3 Mi. E of W Jct. US 67	2000	Tee Beam	171 ft	17,200	Good
US 71 & Ia 9 over East Okoboji Lake No. 000000000023680	Dickinson County	1.7 Mi. N of S Jct. Ia 9	1939	Tee Beam	64 ft	8,200	Fair
Ave C over Cc RR No. 000000000003621	Crawford County	083391102	1999	Tee Beam	149 ft	7,158	Fair
So Main ST RD over S Dry Run No. 000000000001170	Black Hawk County	000000000	1968	Tee Beam	42 ft	6,093	Poor
6th ST over Perry Creek Conduit No. 000000000502221	Woodbury County	000000000	2000	Tee Beam	50 ft	5,704	Good
Iowa 122 over Ideal Creek No. 000000000018841	Cerro Gordo County	1.2 Mi. W of Sec. Rd. S56	1952	Tee Beam	45 ft	4,930	Fair
E Donald ST over Virden Creek No. 000000000011920	Black Hawk County	City Bridge No. 15	1962	Tee Beam	56 ft	4,546	Fair
NE 80th ST over Spring Creek No. 000000000281121	Polk County	079223202	1990	Tee Beam	46 ft	3,999	Fair
N 8th Street over Indian Creek No. 000000000504145	Pottawattamie County	8th ST over Indian Creek	1988	Tee Beam	40 ft	3,786	Fair
Ia 27 SB over Des Moines River No. 000000000603985	Lee County	St. Francis Border Bridge	2002	Tee Beam	907 ft	3,650	Fair
Ia 27 NB over Des Moines River No. 000000000609990	Lee County	St. Francis Border Bridge	2002	Tee Beam	907 ft	3,600	Fair
Ia 5 over Walnut Creek No. 000000000035140	Marion County	0.9 Miles North of SR G76	1925	Tee Beam	50 ft	3,570	Fair
Steuben ST over 14th ST Drainage Ditch No. 000000000010870	Woodbury County	000000000	1965	Tee Beam	43 ft	3,347	Fair
4th ST over Hinkle Creek No. 000000000011541	Benton County	085101700	1973	Tee Beam	103 ft	3,197	Poor
2nd Street over Indian Creek No. 000000000504490	Pottawattamie County	000000000	1972	Tee Beam	35 ft	2,806	Fair
FM Sand RD over Stream No. 000000000203141	Johnson County	078060204	2005	Tee Beam	73 ft	2,620	Good
Dubuque RD East over Elk Run Creek No. 000000000014640	Black Hawk County	000000000	1958	Tee Beam	184 ft	2,423	Fair
Dubuque Road West over Elk Run Creek* No. 000000000014650	Black Hawk County	000000000	1958	Tee Beam	184 ft	2,423	Fair
US 71 over Stream No. 000000000014060	Audubon County	0.6 Mi. N of Jct. I-80	1923	Tee Beam	34 ft	2,380	Fair
Summit ST over Over Aband RR No. 000000000007655	Jackson County	000000000	1973	Tee Beam	128 ft	1,785	Fair
7th ST over Cedar River No. 000000000015491	Black Hawk County	Janesville	2023	Tee Beam	501 ft	1,531	Good
2nd ST NE over N Fork Maquoketa River No. 000000000004351	Dubuque County	2nd ST NE - N Fork	1979	Tee Beam	127 ft	1,525	Fair
Ia 330 over Asher Creek No. 000000000035520	Marshall County	2.0 Miles West of JCT 14	1957	Tee Beam	154 ft	1,490	Good
Riverview Drive over Little Turkey River No. 000000000024860	Fayette County	000000000	1954	Tee Beam	180 ft	1,344	Poor
7th Street over Indian Creek No. 000000000504037	Pottawattamie County	7th ST over Indian Creek	2002	Tee Beam	53 ft	1,328	Fair
Sylvan DR over Indian Creek No. 000000000002681	Pottawattamie County	000000000	1988	Tee Beam	33 ft	1,002	Good
FM over Small Stream No. 000000000112681	Chickasaw County	096132904	1984	Tee Beam	52 ft	992	Fair
D-25 over Elliot Creek No. 000000000053510	Woodbury County	088463110	1957	Tee Beam	154 ft	977	Poor
FM over Old Skunk Riv Channel No. 000000000282591	Polk County	081223006	1990	Tee Beam	42 ft	967	Fair
FM 197 Ave over Small Stream No. 000000000140930	Delaware County	088051506	1967	Tee Beam	26 ft	962	Poor
Y Ave over Creek No. 000000000149950	Fayette County	091101904	1965	Tee Beam	32 ft	962	Fair
Busti Ave over Drainage No. 000000000004561	Howard County	097130602	1986	Tee Beam	58 ft	840	Fair
FM over Iais RR No. 000000000022011	Dallas County	078283603	1978	Tee Beam	187 ft	807	Good
Northwest Blvd over Otter Creek No. 000000000038570	Osceola County	000600230	1931	Tee Beam	38 ft	797	Poor
State ST over Drainage No. 000000000001180	Black Hawk County	000000000	1962	Tee Beam	25 ft	783	Fair
Linn ST over Indian Creek No. 000000000007251	Louisa County	076050501	1986	Tee Beam	57 ft	780	Poor
FM over Little Bear Creek No. 000000000293711	Poweshiek County	080152002	1977	Tee Beam	103 ft	770	Poor
Sdb over Dowd Creek No. 000000000365301	Hardin County	086193601	2009	Tee Beam	82 ft	766	Good
Local over South Fork Catfish Creek No. 000000000147340	Dubuque County	089E23304	1926	Tee Beam	58 ft	756	Poor
FM Dale Ave over Stream No. 000000000184001	Howard County	100142202	1987	Tee Beam	51 ft	707	Fair
FM over Small Creek No. 000000000347461	Winneshiek County	098072703	1986	Tee Beam	30 ft	697	Poor
X20 over Small No. 000000000364770	Allamakee County	099050209	2004	Tee Beam	41 ft	690	Fair
Old HWY RD over Bloody Run Creek No. 000000000025000	Floyd County	095152012	1927	Tee Beam	41 ft	687	Poor
Rudi Place over Dry Run Creek No. 000000000500980	Black Hawk County	City Bridge No. 28	1961	Tee Beam	45 ft	684	Fair
Hunter Ave over Indian Creek No. 000000000500841	Pottawattamie County	000000000	1988	Tee Beam	33 ft	684	Fair
Ivy Drive over Indian Creek No. 000000000500941	Pottawattamie County	000000000	1987	Tee Beam	33 ft	684	Fair
240th Ave over Lindner Creek No. 000000000215721	Kossuth County	097273602	1972	Tee Beam	35 ft	620	Poor
Center St. over Turkey River No. 000000000004490	Fayette County	000000000	1953	Tee Beam	343 ft	609	Poor
C54 265th ST over Drainage No. 000000000054501	Wright County	091232903	1976	Tee Beam	44 ft	609	Poor
ALLEY-6th ST SW over Dry Run Creek No. 000000000505360	Bremer County	Alley - S of Bremer	1986	Tee Beam	37 ft	599	Fair
FM over S. Fork Long Creek No. 000000000336221	Washington County	075061904	1992	Tee Beam	141 ft	590	Good
Cottage Row RD over Snag Creek No. 000000000001106	Black Hawk County	000000000	1989	Tee Beam	174 ft	585	Fair
FM over Stream No. 000000000262631	Osceola County	098411001	1974	Tee Beam	116 ft	549	Fair
Local over Catfish Creek No. 000000000146431	Dubuque County	088E20903	1980	Tee Beam	91 ft	530	Poor
180th Ave over Crow Creek No. 000000000302831	Scott County	079E43004	1992	Tee Beam	30 ft	490	Good
Lake Eleanor RD over Small Stream No. 000000000365710	Dubuque County	00000	1980	Tee Beam	20 ft	480	Fair
6th Street over Stream No. 000000000002590	Adams County	072343400	1970	Tee Beam	28 ft	453	Poor
Exchange ST over Drainage No. 000000000005930	Shelby County	000000000	1900	Tee Beam	24 ft	452	Fair
Monroe ST NE over Creek No. 000000000146030	Dubuque County	000000000	1929	Tee Beam	21 ft	424	Fair
Monument Road over Stream No. 000000000287131	Pottawattamie County	075441112	1977	Tee Beam	25 ft	417	Fair
Jesup RD over Trib to Spring Creek No. 000000000074871	Black Hawk County	88-11-14-02-10	2000	Tee Beam	41 ft	393	Good
Jesup RD over Trib to Spring Creek No. 000000000074970	Black Hawk County	88-11-23-02-10	1924	Tee Beam	26 ft	393	Fair
14th Ave over Small Stream No. 000000000005545	Black Hawk County	000000000	1968	Tee Beam	31 ft	387	Fair
FM over Lytle Creek No. 000000000145671	Dubuque County	087E13608	1994	Tee Beam	165 ft	370	Good
230th Ave over Br Lost Creek No. 000000000363575	Scott County	079E41204	1992	Tee Beam	36 ft	370	Fair
320th Ave over Small No. 000000000125331	Clinton County	083E42604	1978	Tee Beam	41 ft	350	Fair
Local over Long Branch No. 000000000166651	Guthrie County	078302405	1974	Tee Beam	41 ft	349	Fair
Massey Marina Lane over Small Creek No. 000000000146556	Dubuque County	088E31404	2018	Tee Beam	51 ft	320	Good
Great River Rd. over Turkey River No. 000000000152830	Fayette County	095073203	1953	Tee Beam	340 ft	314	Poor
FM over Creek No. 000000000147800	Dubuque County	090E12205	1920	Tee Beam	47 ft	310	Poor
Local RD over Village Creek No. 000000000062421	Allamakee County	098052003	2003	Tee Beam	56 ft	295	Good
River Camp RD over Mud Creek Overflow No. 000000000303231	Scott County	080E21403	1991	Tee Beam	25 ft	290	Fair
River Camp RD over Mud Creek Overflow No. 000000000303241	Scott County	080E21503	1991	Tee Beam	43 ft	290	Fair
Local over Creek No. 000000000176601	Hardin County	089202103	1995	Tee Beam	50 ft	285	Fair
W 23rd ST over Perry Creek No. 000000000505120	Woodbury County	000000000	2011	Tee Beam	214 ft	283	Good
19th ST SE over Mason Creek No. 000000000505450	Cerro Gordo County	0.1 Mile East of Kentucky	2016	Tee Beam	49 ft	281	Good
FM over Crane Creek No. 000000000112131	Chickasaw County	096113004	1971	Tee Beam	36 ft	275	Poor
Local - 560th over Creek No. 000000000098861	Cass County	075372802	1983	Tee Beam	40 ft	269	Poor
NE 27th Ave over Mud Creek No. 000000000281100	Polk County	079222803	1936	Tee Beam	38 ft	264	Fair
FM over Lytle Creek No. 000000000145841	Dubuque County	087E22903	1992	Tee Beam	192 ft	260	Fair
291st over Sodus Creek No. 000000000121621	Clinton County	080E51207	2004	Tee Beam	46 ft	240	Good
FM over Backwater (pump Station) No. 000000000143071	Des Moines County	070022105	1972	Tee Beam	35 ft	240	Poor
Kane RD over Creek No. 000000000146601	Dubuque County	088E31903	2000	Tee Beam	36 ft	240	Fair
242 Avenue over Possum Creek No. 000000000160361	Fremont County	069421902	1980	Tee Beam	40 ft	240	Fair
Happy Hollow Bl over Indian Creek No. 000000000500921	Pottawattamie County	000000000	1987	Tee Beam	33 ft	232	Fair
Local Road over Pony Creek No. 000000000284881	Pottawattamie County	074431202	1998	Tee Beam	39 ft	229	Fair
FM over Small Creek No. 000000000346381	Winneshiek County	096092305	2004	Tee Beam	41 ft	226	Fair
480th over Small Stream No. 000000000249201	Mitchell County	100182601	1984	Tee Beam	37 ft	216	Poor
250th ST over Stream No. 000000000364105	Clayton County	093042301	1999	Tee Beam	50 ft	206	Good
Local over Creek No. 000000000147731	Dubuque County	089023403	1998	Tee Beam	45 ft	206	Poor
J Ave / P14 over Raccoon River No. 000000000162200	Greene County	083310304	1952	Tee Beam	343 ft	199	Fair
Local over Blackhawk Creek No. 000000000164122	Grundy County	087160705	1976	Tee Beam	62 ft	196	Good
Morris ST over King Creek No. 000000000011470	Crawford County	0584373005	1968	Tee Beam	42 ft	195	Fair
E Marquis RD over Trib to Crane Creek No. 000000000076021	Black Hawk County	90-11-06-01-10	2001	Tee Beam	52 ft	187	Fair
FM 260th ST over Baskins Creek No. 000000000078981	Bremer County	091132903	1976	Tee Beam	128 ft	187	Fair
E Cemetery RD over Trib to Prairie Creek No. 000000000220421	Linn County	082081111	1981	Tee Beam	43 ft	187	Fair
Bluebill Ave over Elk Creek No. 000000000356221	Worth County	099220506	2001	Tee Beam	35 ft	187	Fair
Local over Stream No. 000000000153691	Floyd County	094151801	1981	Tee Beam	53 ft	168	Good
FM over Lost Water Creek No. 000000000156080	Floyd County	097181903	1964	Tee Beam	29 ft	167	Fair
Zinnia Ave over Small Stream No. 000000000362390	Mitchell County	100181902	1984	Tee Beam	31 ft	167	Fair
FM 190 Ave over Small Stream No. 000000000139750	Delaware County	087050302	1968	Tee Beam	36 ft	157	Fair
Local over Deer Creek No. 000000000166860	Guthrie County	078311304	1947	Tee Beam	32 ft	150	Poor
145th Ave over Creek No. 000000000302701	Scott County	079E32108	2000	Tee Beam	51 ft	150	Good
220th Ave over Creek No. 000000000302810	Scott County	079E42901	1921	Tee Beam	27 ft	150	Fair
Local over Creek No. 000000000175391	Hardin County	087200105	2002	Tee Beam	51 ft	147	Good
Local over Sm Stream No. 000000000337751	Washington County	077081204	1973	Tee Beam	53 ft	140	Fair
Local over Camp CR No. 000000000337871	Washington County	077083604	1974	Tee Beam	53 ft	140	Fair
FM - Jackson over Waterway No. 000000000099611	Cass County	076361406	1985	Tee Beam	62 ft	139	Poor
Bluff Road over Small Stream No. 000000000161531	Fremont County	070431108	1986	Tee Beam	24 ft	139	Fair
Bluff Road over Small Stream No. 000000000161562	Fremont County	070431406	1986	Tee Beam	24 ft	139	Fair
Killdeer over Elk Creek No. 000000000356201	Worth County	099212302	2001	Tee Beam	64 ft	137	Poor
Dogwood over Beaver Creek No. 000000000355991	Worth County	098223404	2001	Tee Beam	28 ft	135	Fair
Lcl-Jesup Ave over Major Drainage No. 000000000246351	Mills County	072432003	1970	Tee Beam	30 ft	133	Poor
Local over Creek No. 000000000170820	Hamilton County	086241001	1918	Tee Beam	38 ft	131	Poor
Local over Drainage No. 000000000236540	Mahaska County	075161707	1958	Tee Beam	25 ft	131	Poor
158th Ave over Creek No. 000000000121781	Clinton County	081E12404	2003	Tee Beam	56 ft	130	Good
Hidden Valley Lane over Stream No. 000000000366710	Dubuque County	08802E2506	2021	Tee Beam	22 ft	128	Good
Local RD over Buffalo Creek No. 000000000082580	Buchanan County	089073101	1980	Tee Beam	80 ft	123	Fair
210th St. over Ames Creek No. 000000000123902	Clinton County	00000	2011	Tee Beam	46 ft	123	Good
Local over Knotty Creek No. 000000000143730	Des Moines County	071032501	1972	Tee Beam	41 ft	123	Fair
FM over Blue Grass Creek No. 000000000068521	Audubon County	080353403	1993	Tee Beam	117 ft	120	Fair
FM Barnes RD over Small No. 000000000109531	Cherokee County	093393004	1979	Tee Beam	33 ft	120	Fair
Local 218 ST over Stream No. 000000000140370	Delaware County	088030501	1970	Tee Beam	25 ft	120	Fair
Local over Little Bear Creek No. 000000000293881	Poweshiek County	080162403	1982	Tee Beam	31 ft	120	Fair
Utah Ave over Duck Creek No. 000000000003160	Scott County	000000000	1900	Tee Beam	51 ft	120	Poor
1st Ave over Creek No. 000000000302451	Scott County	079E13002	2015	Tee Beam	55 ft	120	Good
Liberty Avenue over Small No. 000000000364590	Butler County	092173602	2003	Tee Beam	56 ft	118	Good
Loc Valley Ave over Silver CR No. 000000000182861	Howard County	099111502	2001	Tee Beam	52 ft	118	Good
Walnut Ave over Stream No. 000000000088431	Butler County	092153507	2002	Tee Beam	56 ft	113	Good
210th Ave over Creek No. 000000000124731	Clinton County	083E21202	1995	Tee Beam	30 ft	113	Good
Durham Ave over North Skunk River No. 000000000035541	Marshall County	082201006	1973	Tee Beam	77 ft	113	Fair
250th Street over West Fork 102 River No. 000000000059120	Adams County	071342103	1969	Tee Beam	40 ft	110	Poor
FM over Creek No. 000000000067081	Audubon County	078362203	2002	Tee Beam	72 ft	110	Good
FM over Creek No. 000000000067091	Audubon County	078362203	2002	Tee Beam	74 ft	110	Good
E63 190th ST over Plum Creek No. 000000000122952	Clinton County	082E11805	2020	Tee Beam	40 ft	110	Good
100th ST over S.English River No. 000000000237721	Mahaska County	077140201	1997	Tee Beam	52 ft	110	Good
A Avenue over Stream No. 000000000267431	Page County	069391702	1980	Tee Beam	31 ft	110	Poor
FM over N Timber Creek No. 000000000242590	Marshall County	083181904	1973	Tee Beam	91 ft	108	Fair
Fourth ST over Small Stream No. 000000000011660	Benton County	N60000500	1955	Tee Beam	31 ft	104	Fair
Local over Small Stream No. 000000000110111	Chickasaw County	094110901	1987	Tee Beam	22 ft	104	Fair
Local over Plum Creek No. 000000000111311	Chickasaw County	095120304	1994	Tee Beam	50 ft	104	Fair
Local over Creek No. 000000000112262	Chickasaw County	096121904	1983	Tee Beam	25 ft	104	Fair
Local over Creek No. 000000000112641	Chickasaw County	096132702	1993	Tee Beam	30 ft	104	Fair
190th Ave over Calamus Creek No. 000000000121972	Clinton County	081E21002	1996	Tee Beam	51 ft	104	Good
FM over Creek No. 000000000176111	Hardin County	088201206	1988	Tee Beam	50 ft	104	Fair
190th Ave over Kitty Creek No. 000000000208331	Jones County	085031802	1991	Tee Beam	36 ft	104	Fair
Nishna ST over Small Creek No. 000000000500140	Cass County	000000000	1983	Tee Beam	20 ft	101	Fair
Local 470th ST over W Fk Little Sioux River No. 000000000110001	Cherokee County	093423401	1986	Tee Beam	41 ft	100	Fair
Local over Dd No. 000000000184810	Humboldt County	092291902	1900	Tee Beam	30 ft	100	Fair
FM over Stream No. 000000000361920	Keokuk County	074100704	1982	Tee Beam	26 ft	100	Poor
FM over Drainage No. 000000000233291	Madison County	075282205	1980	Tee Beam	25 ft	100	Fair
FM over Mc Carty Creek No. 000000000302981	Scott County	079E52702	1992	Tee Beam	54 ft	100	Fair
120th ST over Roberts Creek No. 000000000121400	Clayton County	095061601	1900	Tee Beam	37 ft	98	Fair
Local over Creek No. 000000000176281	Hardin County	088212502	1991	Tee Beam	50 ft	98	Fair
Local over Village Creek No. 000000000062531	Allamakee County	098052802	2003	Tee Beam	56 ft	97	Good
Loc 333rd Ave over Small Stream No. 000000000139391	Delaware County	087032508	1976	Tee Beam	26 ft	97	Fair
Local Pheasant over Small Stream No. 000000000139541	Delaware County	087041303	1973	Tee Beam	25 ft	97	Poor
170th Ave over Small Stream No. 000000000139781	Delaware County	087050804	1992	Tee Beam	36 ft	97	Fair
Local over Small Creek No. 000000000349421	Winneshiek County	100083001	1981	Tee Beam	40 ft	97	Good
280th ST over Creek No. 000000000066361	Audubon County	Local 078340503	2012	Tee Beam	66 ft	91	Good
Local - Jasper over Creek No. 000000000099621	Cass County	076362203	1984	Tee Beam	41 ft	91	Fair
Local over Spring Branch No. 000000000111422	Chickasaw County	095121901	1998	Tee Beam	50 ft	91	Good
Local over Spring Branch No. 000000000111651	Chickasaw County	095132402	1995	Tee Beam	28 ft	91	Fair
420th Ave. over Creek No. 000000000124421	Clinton County	082E63302	1991	Tee Beam	42 ft	91	Fair
Local over Long Creek No. 000000000143350	Des Moines County	070042801	1977	Tee Beam	27 ft	91	Fair
Local over Creek No. 000000000176711	Hardin County	089220103	1979	Tee Beam	32 ft	91	Fair
Local over Creek No. 000000000176771	Hardin County	089221604	1978	Tee Beam	37 ft	91	Poor
110th ST over Prairie Creek No. 000000000124672	Clinton County	083E20805	2019	Tee Beam	46 ft	90	Good
Local over Stream No. 000000000145971	Dubuque County	087011804	1981	Tee Beam	60 ft	90	Poor
Local over Old Mans Creek No. 000000000188041	Iowa County	078100201	2003	Tee Beam	63 ft	90	Good
Local over Cedar Creek No. 000000000212611	Keokuk County	076133602	1976	Tee Beam	81 ft	90	Fair
305th ST over Stream No. 000000000303431	Scott County	080E31003	1976	Tee Beam	25 ft	90	Fair
FM over Branch Village Creek No. 000000000062246	Allamakee County	098041307	2003	Tee Beam	56 ft	88	Good
Local 240 ST over Sand Creek No. 000000000141151	Delaware County	088061401	1985	Tee Beam	62 ft	88	Fair
Local 145 ST over Small Stream No. 000000000142161	Delaware County	090032603	1990	Tee Beam	36 ft	88	Good
Local 120 ST over Small Stream No. 000000000142750	Delaware County	090061301	1971	Tee Beam	24 ft	88	Fair
B Ave. over Bruce Creek No. 000000000149295	Fayette County	091072502	1916	Tee Beam	57 ft	88	Poor
Local over Beemis Creek No. 000000000154221	Floyd County	094181202	2005	Tee Beam	54 ft	88	Good
Anderson RD over Buffalo Creek No. 000000000222001	Linn County	085052403	1981	Tee Beam	96 ft	88	Fair
Local over Trib Buffalo Creek No. 000000000363720	Linn County	086060301	1994	Tee Beam	36 ft	88	Fair
Local over Small No. 000000000348011	Winneshiek County	098100306	1978	Tee Beam	33 ft	88	Fair
Deacon Ave over Small Stream No. 000000000084161	Buchanan County	090101002	2015	Tee Beam	52 ft	82	Good
Local over Crab Apple Creek No. 000000000089581	Butler County	093170207	1985	Tee Beam	51 ft	82	Good
Local over Small No. 000000000113031	Chickasaw County	097112802	1983	Tee Beam	35 ft	82	Fair
250th Street over Lizard Creek No. 000000000121772	Clinton County	081E12001	2004	Tee Beam	56 ft	82	Good
235th Street over Cherry Creek No. 000000000122431	Clinton County	081E41203	2007	Tee Beam	66 ft	82	Good
Local over Dd No. 000000000176751	Hardin County	089220902	2005	Tee Beam	55 ft	82	Good
Local over Small Stream No. 000000000224081	Louisa County	074041605	1986	Tee Beam	55 ft	82	Fair
400th Ave. over South Branch Elk River No. 000000000125891	Clinton County	083E63102	1989	Tee Beam	41 ft	80	Fair
Local over Stream No. 000000000147901	Dubuque County	090E13505	1981	Tee Beam	56 ft	80	Fair
FM over West Branch Mud Creek No. 000000000257901	Muscatine County	078E11601	1960	Tee Beam	52 ft	80	Poor
NW 166th Ave over Little Creek No. 000000000283080	Polk County	081250501	1917	Tee Beam	29 ft	80	Poor
FM over Buck Creek No. 000000000291891	Poweshiek County	078161202	1984	Tee Beam	26 ft	80	Poor
Local over Stream No. 000000000291941	Poweshiek County	078161504	1977	Tee Beam	41 ft	80	Fair
210th Ave over Small Stream No. 000000000303602	Scott County	080E41004	2002	Tee Beam	50 ft	80	Good
Local Road over Small Stream No. 000000000337380	Washington County	077060804	1966	Tee Beam	45 ft	80	Poor
FM over Davis Creek No. 000000000337461	Washington County	077063204	1994	Tee Beam	132 ft	80	Fair
270th Street over Rose Branch No. 000000000059181	Adams County	071343401	1976	Tee Beam	30 ft	79	Poor
Marsh Ave over Small Stream No. 000000000088631	Butler County	Marsh Ave. 740 S. of 185	2023	Tee Beam	56 ft	79	Good

Counties with the most

Delaware County	86
Butler County	85
Hardin County	82
Clinton County	71
Guthrie County	55
Chickasaw County	49
Cass County	44
Adams County	35
Poweshiek County	28
Floyd County	27

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