Worst Bridges in Idaho

Bridges with the lowest condition ratings in Idaho. Idaho has 226 bridges in poor condition (4.9% of 4,616 total bridges).

4,616

Total Bridges

4.9%

In Poor Condition

226

Poor Bridges

226

Rating 0-4

Understanding Bridge Conditions in Idaho

Idaho's bridge infrastructure reflects decades of construction, maintenance, and replacement decisions influenced by geography, climate, traffic patterns, and available funding. With 226 bridges currently rated in poor condition (4.9% of the total inventory), understanding what these ratings mean helps residents and policymakers make informed decisions about infrastructure investment.

Federal inspectors evaluate three key components on every highway bridge: the deck (the driving surface and its immediate supports), the superstructure (beams, girders, trusses, or other primary load-carrying members), and the substructure (piers, abutments, and foundations that transfer loads to the ground). Each component receives a rating from 0 to 9, with the lowest of these three ratings determining the overall condition category. A rating of 4 or below classifies a bridge as “poor,” indicating significant structural deterioration that warrants prioritized attention.

Poor-rated bridges remain safe for use at their posted limits because federal law requires that any bridge with load-carrying deficiencies be either repaired, posted with weight restrictions, or closed. Many poor-rated bridges receive more frequent inspections than the standard 24-month cycle, allowing engineers to monitor deterioration rates and ensure conditions have not worsened beyond safe operating limits. Weight restrictions protect the structure while allowing continued service until rehabilitation or replacement can be funded and constructed.

Infrastructure investment decisions involve difficult trade-offs between maintaining aging structures and building new capacity. Bridges listed below represent the most deteriorated structures in Idaho's inventory, where rehabilitation or replacement investment would have the greatest impact on improving overall infrastructure condition. Understanding where these bridges are located helps communities advocate for appropriate funding and plan alternative routes when load restrictions affect commercial traffic.

Condition Rating Scale

0-2

Failed to Critical

Closed or severely restricted. Major deterioration requiring immediate action.

3-4

Serious to Poor

Significant deterioration affecting capacity. Often weight-restricted.

5-6

Fair

Minor deterioration visible. Maintenance recommended but not urgent.

7-9

Good to Excellent

Components in sound condition with no significant deficiencies.

Lowest Rated Bridges in Idaho

226 bridges rated 0-4 on the federal condition scale, sorted by lowest rating first. Showing first 50 — click below to expand. Displaying top 200 of 226.

Rank	Bridge	Rating	Year Built	Condition
#1	S ANDERSON LAKE RD over CDA RIVER;SPRINGSTON BR 1.7 N. 2.4 E. HARRISON	1	1955	Poor
#2	STC 5758;6TH ST over S.FK.CDA RIVER:6TH ST. IN WALLACE	2	1916	Poor
#3	STC7165;FARMWAY RD over FARMERS COOP SEBREE CNL 1.7 S. 4.2 E. NOTUS	2	1999	Poor
#4	STC 1757;MAIN ST over PORTNEUF RIVER IN LAVA HOT SPRINGS	2	1962	Poor
#5	STC 3851;HEXON RD over BOISE RIVER 0.4 S. 1.2 W. PARMA	2	1954	Poor
#6	STC2768;2400 E. RD over MILNER GOODING CANAL 2.5 S. 4.5 E. HAZELTON	2	1970	Poor
#7	SCOTT RD; W 100 S over ABERDEEN SPRINGFIELD CNL 0.5 S. 0.9 W. ROCKFORD	2	1964	Poor
#8	MCINTYRE STREET over LAPWAI CREEK AT SWEETWATER	2	1935	Poor
#9	WOODVILLE ROAD over I 15 NB-SB;WOODVILLE GS 17.9 N. BLACKFOOT	2	1962	Poor
#10	EAST FORK RD over ROAD CREEK 5.8 S 5.6 E CLAYTON	2	2022	Poor
#11	MAIN STREET SOUTH over JIM FORD CREEK IN WEIPPE;MAIN ST. SOUTH	2	1965	Poor
#12	COMMISSARY ROAD over RAINEY CREEK 1.3 SE SWAN VALLEY	2	1985	Poor
#13	RANGER STATION RD over RAINEY CREEK 0.8 SE SWAN VALLEY	2	1985	Poor
#14	N 1600 E over ST ANTHONY CANAL 0.7 N. EGIN	2	1971	Poor
#15	KILPATRICK BR. RD. over SILVER CREEK 0.5 N. 3.5 W. PICABO	2	1978	Poor
#16	FS ROUTE NO. 2450 over BLUE JOE CREEK BLUE JOE CREEK	2	1953	Poor
#17	FOREST ROAD 1614 over FRENCH CREEK 18 MI. FROM RIGGINS ID	2	1957	Poor
#18	FOREST ROAD 421 over LITTLE MALLARD CREEK AT SALMON RIVER	2	1984	Poor
#19	FOREST ROAD 651 over SELWAY RIVER-OHARA 7 MI. FROM LOWELL ID	2	1956	Poor
#20	FALL CK.-ROCKY BAR over EAST FORK FALL CREEK 1 MI N.W. OF RED MOUNTAIN	2	2013	Poor
#21	LICK CREEK RD over ZENA CREEK 9.0 N. 17.6 E. MCCALL	2	2021	Poor
#22	COOPER PASS ROAD over CANYON CREEK 0.5 N. 2.3 E. BURKE	2	2012	Poor
#23	FALL CREEK RD over FALL CREEK 0.5 S. 5.0 W. PINE	2	1987	Poor
#24	ROARING RIVER ROAD over MIDDLE FORK BOISE RIVER 4.5 MI WSW DUTCH CR CABIN	2	1957	Poor
#25	RD 360 over SAVAGE CREEK 10 MI FROM POWELL RS	2	2006	Poor
#26	SMA 7611;W. BRIDGE over SNAKE RIVER IN BLACKFOOT;W.BRIDGE ST.	3	1936	Poor
#27	SH 55 over UPRR;N.FK.PAYETTE RIVER 3.0 N. SMITHS FERRY	3	1933	Poor
#28	STC7151;BENTON ST over PORTNEUF RIVER IN POCATELLO;BENTON ST	3	1969	Poor
#29	STC 8217;COVE ROAD over WEISER RIVER 0.4 S. 1.3 E. WEISER	3	1917	Poor
#30	SH 3 over ST MARIES RIVER 3.3 N. CLARKIA	3	1955	Poor
#31	E SHORE ROAD over HUNT CREEK 4.3 S. 5.4 E. NORDMAN	3	1975	Poor
#32	STC 5711;MOON PASS over BIG DICK CREEK 5.6 N. 2.5 E. AVERY	3	1909	Poor
#33	GROUSE CK; NF 280 over GROUSE CREEK 0.9 S. 2.8 E. SAMUELS	3	1974	Poor
#34	WESTON-FAIRVIEW RD over BEAR RIVER;E.WESTON BR. 0.8 S. 3.3 E. WESTON	3	1956	Poor
#35	8 MILE ROAD over BEAR RIVER 3.2 S. 4.1 E.SODA SPRINGS	3	1972	Poor
#36	POTLATCH ROAD over ELK CREEK TRESTLE 1.9 E. CALDER	3	1912	Poor
#37	BEAVER-LOON ROAD over JORDAN CREEK NO DATA ENTERED	3	1993	Poor
#38	MIDDLE FORK ROAD over M.FK.WEISER RIVER 7.3 W 3.4 S DONNELLY	3	1957	Poor
#39	E 700 N RD over BUTTE MARKET LAKE CANAL 0.1 N. ROBERTS	3	1962	Poor
#40	RIVER ROAD over VINSON WASH 2.0 N. 2.6 W. GRAND VIEW	3	1930	Poor
#41	CROOKED RIVER ROAD over UPPER CROOKED RIVER 30.2 E 12.6 S GRANGEVILLE	3	1965	Poor
#42	FIFTH STREET over S.FK.COEUR DALENE RIVER IN MULLAN;FIFTH STREET	3	1972	Poor
#43	FS ROUTE NO 2546 over BLUE JOE CREEK UPPER BLUE JOE UPPER	3	1953	Poor
#44	FS ROUTE NO. 427 over BOULDER CR CALLAHAN BOULDER CREEK	3	1961	Poor
#45	FOREST ROAD 357 over RUNNING CR NO DATA ENTERED	3	1956	Poor
#46	FDR over VALLEY CREEK 6 MILES NW OF STANLEY	3	1950	Poor
#47	SWAMP ROAD over CAMAS CREEK 1.8 S. 0.3 E. HILL CITY	3	1965	Poor
#48	LTL WOOD RES. ROAD over MULDOON CREEK 12.8 N. 2.8 W. CAREY	3	1954	Poor
#49	1550 EAST ROAD over DRY CREEK 4.7 N. 3.6 W. GOODING	3	1930	Poor
#50	850 EAST ROAD over EAST MAIN CANAL 7.3 N. 4.0 W. RICHFIELD	3	1965	Poor
#51	RIVER ROAD over DIXIE CREEK 3.0 S. 0.3 W. CAMBRIDGE	3	1917	Poor
#52	EAST RIVER LOOP over N.FK.EAST RIVER 7.9 S. 0.9 E. COOLIN	3	1939	Poor
#53	FDR 382 over ELK CREEK 4 MILES FROM ELK RIVER ID	3	1961	Poor
#54	OLD MIL. RR GRADE over TROUT CREEK 0.9N 3.1W CALDER	3	1912	Poor
#55	600 NORTH ROAD over R CANAL 3.1 E. 6.0 N. JEROME	3	1950	Poor
#56	JIM BROWN BRIDGE R over LITTLE WOOD RIVER 3.2 N. 3.7 E. RICHFIELD	3	1965	Poor
#57	I 90 WBL over PEDESTRIAN/BIKE PATH COEUR DALENE NWCL	4	1971	Poor
#58	S 25 E; S HITT RD over SAND CREEK IN IDAHO FALLS	4	1994	Poor
#59	NHS 7773;10TH AVE over CITY ST;UPRR;CALDWELL OP IN CALDWELL;10TH AVE	4	1956	Poor
#60	SMA 7406;17TH ST over SAND CREEK IN AMMON;17TH STREET	4	1957	Poor
#61	I 15 SBL over I15B;UPRR;S.BLACKFOOT IC 3.8 S. BLACKFOOT	4	1961	Poor
#62	I 15 NBL over I15B;UPRR;S.BLACKFOOT IC 3.8 S. BLACKFOOT	4	1961	Poor
#63	STC7232;BLUE LAKES over ROCK CREEK ON BLUE LAKES;TWIN FALLS	4	1959	Poor
#64	RIDGEWAY ROAD over C CANAL 2.0 S. 3.5 E. HAZELTON	4	1963	Poor
#65	I 90 EBL & WBL over RR ROADBED/NO TRACKS 3.0 E. MULLAN	4	1972	Poor
#66	I 15 NBL over MAIN STREET GS IN INKOM;MAIN ST.	4	1962	Poor
#67	I 15 SBL over MAIN STREET GS IN INKOM;MAIN ST.	4	1962	Poor
#68	I 15 NBL over I 15B;W.INKOM IC 0.5 W. INKOM	4	1962	Poor
#69	I 15B ;US 91 over BLACKFOOT RIVER IN BLACKFOOT	4	1936	Poor
#70	STC2714;3700 NORTH over ROCK CREEK 1.0 S. 0.4 E. TWIN FALLS	4	1973	Poor
#71	SH 33 over SPRING CREEK 1.3 E. TETONIA	4	1975	Poor
#72	US 2 over PRIEST RIVER AT PRIEST RIVER ECL	4	1962	Poor
#73	I 84 WB ON RAMP over BOISE RIVER;RAMP DA BR IN CALDWELL	4	1980	Poor
#74	SH 52 over SNAKE RIVER;PAYETTE BR. ID-OR LINE;PAYETTE	4	1953	Poor
#75	US 91 over GIBSON LATERAL CANAL 5.7 N. FORT HALL	4	1923	Poor
#76	US 91 over BLACKFOOT CANAL 1.0 N FIRTH	4	1951	Poor
#77	SMA 7733;KIMBALL A over INDIAN CREEK IN CALDWELL;S.KIMBALL AVE	4	1933	Poor
#78	US 30 over DRY CREEK 1.2 E. MURTAUGH	4	1934	Poor
#79	US 30 over UPRR;BICKEL OVERPASS 4.3 E. HANSEN	4	1936	Poor
#80	I 90B over S.FK.CDA R;I-90B ARCH IN WALLACE;BANK ST.	4	1940	Poor
#81	STC 7787;PLYMOUTH over BOISE RIVER & CANAL CALDWELL NCL	4	1922	Poor
#82	N 45TH E over SAND CREEK 4.1 N. 4.8 E. IDAHO FALLS	4	1957	Poor
#83	BUNKER AVE over S.FK.COEUR DALENE RIVER IN KELLOGG;BUNKER AVE	4	1971	Poor
#84	I 15 NBL over HUMPHREY ROAD IC AT HUMPHREY	4	1966	Poor
#85	I 86B ROCKLAND IC over I 86 EB-WB;ROCKLAND IC 2.9 W. AMERICAN FALLS	4	1959	Poor
#86	AIRPORT ROAD over I 86 EB-WB;AIRPORT IC 5.7 W. CHUBBUCK	4	1968	Poor
#87	STC 6774;TETON HWY over S.FK.TETON RIVER 0.5 N. TETON	4	1977	Poor
#88	OLD RIVER ROAD over STC 5752;N.FK.CDA RIVER 0.6 N. ENAVILLE	4	1930	Poor
#89	SH 162 over SEVEN MILE CREEK 2.9 S. KAMIAH	4	1949	Poor
#90	STC5752;CDA RVR RD over COEUR DALENE RIVER 4.7 S. PRICHARD	4	1951	Poor
#91	14TH AVE N. over INDIAN CREEK IN NAMPA;14TH AVE.N.	4	1947	Poor
#92	S5907;DEEP CRK LP over BNRR;UPRR & DEEP CREEK 0.1 S. NAPLES	4	1936	Poor
#93	S5786;COLBURN CULV over GROUSE CREEK 5.0 E. COLBURN	4	1941	Poor
#94	COLBURN CULVER RD over PACK RIVER 1.0 N. 4.0 E. COLBURN	4	1941	Poor
#95	SH 13B over M.F.CLWATER R.;E.KOOSKIA EAST KOOSKIA	4	1935	Poor
#96	STC2744;1900 E. RD over C CANAL 0.8 S. 0.6 W. HAZELTON	4	1965	Poor
#97	SH 75 over YANKEE FK OF SALMON RIVR 1.0 E. SUNBEAM	4	1934	Poor
#98	STC 1699;CANYON RD over COEUR DALENE RIVER AT CATALDO	4	1936	Poor
#99	ROSE GARDEN RD over NOTUS CANAL CALDWELL;ROSE GARDEN RD	4	1935	Poor
#100	SH 46 over MINEAR CREEK 28.9 N. GOODING	4	1955	Poor
#101	W 33RD S over GREAT WESTERN CANAL 1.5 S. 4.8 W. IDAHO FALLS	4	1930	Poor
#102	STC5751;OLD HWY 95 over SIRR & UPRR;S.ATHOL OP 1.5 S. ATHOL	4	1929	Poor
#103	N 4400 E (SHELTON) over BURGESS CANAL 4.7 E. 0.6 S. RIGBY	4	1969	Poor
#104	LENORE GRADE ROAD over CLEARWATER R;LENORE BR. AT LENORE;ADJACENT US 12	4	1935	Poor
#105	THIRD STREET over S.FK.COEUR DALENE RIVER IN MULLAN:3RD STREET	4	1978	Poor
#106	STC 6760;RED ROAD over CAMAS CREEK 8.1 S. 0.4 W. KILGORE	4	1953	Poor
#107	IRR BIA RTE 11 over LITTLE HANGMAN CREEK 2.4 KM SOUTH OF AGENCY	4	1977	Poor
#108	STC 3988;ROSEBERRY over WILLOW CREEK 1.5 E. DONNELLY	4	1996	Poor
#109	SALMON RIVER ROAD over PINE CREEK PINE CREEK	4	2012	Poor
#110	STC2781;1300 S. RD over THORN CREEK 5.0 N. 5.1 E. GOODING	4	1955	Poor
#111	SQUAW CREEK ROAD over SQUAW CREEK 1.5 N. 3.4 W. CLAYTON	4	1960	Poor
#112	SQUAW CREEK RD over SQUAW CREEK 2.9 N. 3.5 W. CLAYTON	4	1960	Poor
#113	PARKINSON ROAD over CUB RIVER IN FRANKLIN;PARKINSON RD.	4	1926	Poor
#114	N. ST. CHARLES over LEMHI RIVER 0.4 N. 0.3 E. SALMON	4	1948	Poor
#115	STC 5804;WESTSIDE over MYRTLE CREEK 0.8N. 4.8W. BONNERS FERRY	4	1958	Poor
#116	HUNT ROAD over T.F.NORTHSIDE MAIN CNL 5.0 N. 2.1 W. EDEN	4	1960	Poor
#117	200 EAST ROAD over T.F.NORTHSIDE MAIN CNL 3.1 N. 2.0 E. JEROME	4	1970	Poor
#118	RAPID LIGHTNING RD over RAPID LIGHTNING CREEK 3.4 S. 6.8 E. SAMUELS	4	1970	Poor
#119	PADDY FLAT ROAD over BOULDER CREEK 3.0 N. 1.6 E. DONNELLY	4	1978	Poor
#120	1100 SOUTH ROAD over C CANAL 3.0 S. 1.3 E. EDEN	4	1975	Poor
#121	NORTH APPLE STREET over LITTLE WOOD RIVER IN SHOSHONE;N.APPLE ST	4	1920	Poor
#122	NORTH BIRCH STREET over LITTLE WOOD RIVER IN SHOSHONE;N.BIRCH ST	4	1913	Poor
#123	NO DATA ENTERED over BOULDER CREEK NO DATA ENTERED	4	1966	Poor
#124	NO DATA ENTERED over PANTHER CREEK NO DATA ENTERED	4	1980	Poor
#125	STC2784;MILLARD RD over MILNER GOODING CANAL 1.5 S. 2.6 E. SHOSHONE	4	1955	Poor
#126	STC 3007;UNITY RD over WEISER RIVER 0.7 S. 5.6 E. WEISER	4	1910	Poor
#127	WILLIE RD over I 15;WILLIE ROAD GS 4.5 S. BLACKFOOT	4	1959	Poor
#128	990 SOUTH ROAD over C CANAL 1.3 S. 2.5 E. HAZELTON	4	1962	Poor
#129	CHARLIE CREEK RD over SANTA CREEK 0.2 E. EMIDA	4	1964	Poor
#130	NO DATA ENTERED over OROFINO CREEK MILL POND	4	1958	Poor
#131	BLUFF ROAD over BIG WILLOW CREEK 2.1N 2.4E NEW PLYMOUTH	4	1962	Poor
#132	PINE DRIVE; NF 301 over W.FK.ST MARIES RIVER 2.0 S. 0.8 W. CLARKIA	4	1973	Poor
#133	MILL ROAD over I 90;MILL ROAD IC 0.4 W. MULLAN	4	1963	Poor
#134	OLD HORNET ROAD over HORNET CREEK 3.5 N. 3.5 W. COUNCIL	4	1949	Poor
#135	ANDERSON CREEK RD over ANDERSON CREEK 0.2 E. 0.1 S. CROUCH	4	1983	Poor
#136	POTLATCH ROAD over AGATHA CREEK TRESTLE 5.7 E. CALDER	4	1912	Poor
#137	POTLATCH ROAD over BLACK PRINCE TRESTLE 6.6 E. CALDER	4	1912	Poor
#138	SQUAW CREEK RD over SQUAW CREEK 2.9 W. CLAYTON	4	1960	Poor
#139	CUSTER MOTORWAY over YANKEE FORK NO DATA ENTERED	4	1992	Poor
#140	BEAVER-LOON ROAD over JORDAN CREEK NO DATA ENTERED	4	1957	Poor
#141	FDR 500 over ELDORADO CREEK 32 MILES FROM KAMIAH ID	4	1967	Poor
#142	OR 86 (HWY 012) over SNAKE RIVER (OXBOW) ORE-IDAHO STATE LINE	4	1961	Poor
#143	SAGE ROAD over SUCCOR CREEK 1.0 S. 3.8 W. HOMEDALE	4	1930	Poor
#144	SMITH FERRY DRIVE over N.FK.PAYETTE RIVER 0.2 E. SMITHS FERRY	4	1959	Poor
#145	OLD CHILLI ROAD over THOUSAND SPRINGS CREEK 12.6 N. 13.2 W. MACKAY	4	1926	Poor
#146	SHEEP CAMP RD over GRANDVIEW IRRIGATION CNL 1.3 E. GRANDVIEW	4	1991	Poor
#147	MULE SHOE MINE RD over SALMON RIVER;SE.CLAYTON 0.3 S. 0.9 E. CLAYTON	4	1930	Poor
#148	S 1000 W over TRAIL CREEK 0.1 N. 0.5 W. VICTOR	4	1995	Poor
#149	DIAMOND CREED ROAD over BLACKFOOT RIVER 10.4 S. 2.5 E. WAYAN	4	1971	Poor
#150	1300 N over HENRYS FK.SNAKE R;FRITZ 1.1 S. 4.0 W. ASHTON	4	1967	Poor
#151	E. SUBLETTE ROAD over PORTNEUF MARSH VAL.CNL 1.2 N. 0.5 E. ARIMO	4	1968	Poor
#152	CHESTERFIELD RES R over CHESTERFIELD CANAL 0.5 N 4.2 W CHESTERFIELD	4	2005	Poor
#153	1220 NORTH ROAD over EAST MAIN CANAL 4.5 N. 0.8 W. RICHFIELD	4	1959	Poor
#154	550 EAST ROAD over MILNER GOODING CANAL 1.8 S. 1.5 W. DIETRICH	4	1940	Poor
#155	1150 EAST ROAD over EAST MAIN CANAL 6.0 N. 1.0 W. RICHFIELD	4	1977	Poor
#156	JACKSON CREEK RD over WEISER RIVER 2.6 S. 1.5 W. COUNCIL	4	1988	Poor
#157	LITTLE ROCK ROAD over NOBLE DRAIN 2.7 N. 3.2 W. LETHA	4	1955	Poor
#158	BIG FLAT ROAD over BIG WILLOW CREEK 7.2N 16.6E NEW PLYMOUTH	4	1970	Poor
#159	NISULA ROAD over MUD CREEK 2.0 N. 2.0 W. DONNELLY	4	1986	Poor
#160	SAGE CREEK ROAD over SAGE CREEK 0.7 S. 1.4 W. MIDVALE	4	1965	Poor
#161	ACCESS RD; PARK RD over LAWYERS CREEK;PARK BR 3.0 S. 3.0 E. CRAIGMONT	4	1917	Poor
#162	OLD HWY 91 over UPRR;N.SPENCER RR OP 13.1 N. 5.2 W. SPENCER	4	1936	Poor
#163	DIVERSION ROAD over CAMAS CREEK 10.7 S. 1.2 W. KILGORE	4	1953	Poor
#164	VADNAIS LANE over CAMAS CREEK 1.9 S. 0.6 E. KILGORE	4	1981	Poor
#165	VIOLA LANE over LEMHI RIVER(BAGLEY BR) 0.1 S. 0.2 W. TENDOY	4	1991	Poor
#166	E 421 N over LEWISVILLE CANAL 1.1 N. 2.4 E. RIGBY	4	1960	Poor
#167	FS ROUTE NO. 2361 over BEAVER CREEK JCT W/SHOSHONE CO. RD.456	4	1983	Poor
#168	FS ROUTE NO. 409 over W.F. STEAMBOAT CREEK W FK STEAMBOAT CR	4	1956	Poor
#169	FS ROUTE NO. 1221 over GOLD CREEK GOLD CREEK	4	1963	Poor
#170	FS ROUTE NO. 456A over N.F. ST JOE RIVER LOOP CREEK	4	1935	Poor
#171	FS ROUTE N0. 413 over N.F. CDA RIVER BREAKWATER	4	1950	Poor
#172	FS ROUTE NO. 537 over BIG CREEK BIG CREEK	4	1939	Poor
#173	FS ROUTE NO. 2706 over GRANITE CREEK GRANITE CREEK	4	1964	Poor
#174	FS ROUTE NO. 1009 over GRASS CREEK GRASS CR	4	1972	Poor
#175	FS ROUTE NO. 308 over KALISPELL CREEK KALISPELL CREEK	4	1955	Poor
#176	FOREST ROAD 2038 over SLATE CREEK NO DATA ENTERED	4	1953	Poor
#177	BOULDER CREEK ROAD over MORES CREEK 5 MI NE IDAHO CITY	4	1982	Poor
#178	NO DATA ENTERED over NO DATA ENTERED NO DATA ENTERED	4	1972	Poor
#179	NO DATA ENTERED over BOULDER CREEK NO DATA ENTERED	4	1957	Poor
#180	ROAD 50343 over LOGAN CREEK NO DATA ENTERED	4	1980	Poor
#181	NO DATA ENTERED over YELLOWJACKET CREEK NO DATA ENTERED	4	1962	Poor
#182	PR over NORTH FORK WOOD RIVER 2 MILES NORTH SNRA HQDS	4	1950	Poor
#183	EAST FORK ROAD over S.FK.SALMON RIVER 14.5 W. YELLOW PINE	4	1940	Poor
#184	SWAMP ROAD over CAMAS CREEK 1.5 S. 0.3 E. HILL CITY	4	1965	Poor
#185	NORTHSIDE RD over BLACK PRINCE CREEK 0.5 S. 6.1 E. CALDER	4	1965	Poor
#186	FDR 103 over YOOSA CREEK YOOSA CREEK BRIDGE	4	1963	Poor
#187	FDR 520 over YOOSA CREEK 27 MILES FROM PIERCE	4	1963	Poor
#188	NO DATA ENTERED over OSIER CREEK 2.0 MI N OF OLD KELLY CR	4	1954	Poor
#189	200 SOUTH ROAD over CAMAS CREEK 1.8 S. 6.7 E. FAIRFIELD	4	1950	Poor
#190	200 SOUTH ROAD over CAMAS CREEK 1.9 S. 6.8 E. FAIRFIELD	4	1920	Poor
#191	S 100 E over CLOVER CREEK 6.0 W 5.0 N BLISS	4	1985	Poor
#192	WILDHORSE ROAD over WILDHORSE RIVER 9.3 S. 4.7 W. BEAR	4	1908	Poor
#193	STC 3809;MIDDLE FK over QUEENS RIVER NO. 2 4.0 N. 4.0 W. ATLANTA	4	1962	Poor
#194	LONGHAUL ROAD over COTTONWOOD CREEK 7.9 N. 0.5 W. GRANGEVILLE	4	1960	Poor
#195	WILDERNESS ROAD over DEEP CREEK;SHILO BRIDGE 1.2 S. NAPLES	4	1960	Poor
#196	RUBY CREEK RD over RUBY CREEK(#4) 3.3 N. 0.8 W. NAPLES	4	1970	Poor
#197	FUN FARM ROAD over HENRYS FK SNAKE RIVER 0.9 S. 2.5 W. CHESTER	4	1925	Poor
#198	COTTONWD-BANNOCK over MORES CREEK 1 MI ESE OF IDAHO CITY	4	1962	Poor
#199	BURNT LOG ROAD over JOHNSON CREEK .5 MI NW LANDMARK AIRSTRP	4	1977	Poor
#200	2701: NORTH MILNER over Milner Gooding Canal 5.0 mi N of Hunt Rd	4	1960	Poor

Explore More

All Idaho Bridges

View complete state bridge data and statistics

Longest Bridges

Top 500 longest bridges nationwide

National Overview

Compare all states and explore US bridge data

Data Source: Federal Highway Administration (FHWA) National Bridge Inventory 2024

Bridge inspection data is typically updated every 24 months. Conditions may have changed since the last inspection.

“Structurally deficient” does not mean a bridge is unsafe or likely to collapse. It indicates that one or more key structural elements are in poor or worse condition. Bridges are inspected regularly and may have load restrictions in place.

This data is for informational purposes only and should not be used for route clearance or vehicle weight decisions.