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Every bridge in La Plata County, Colorado

Name: Every bridge in La Plata County, Colorado
Creator: Bridge Report Card
License: https://creativecommons.org/publicdomain/zero/1.0/

105 inventoried bridges, busiest first

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

La Plata County, Colorado, has 105 bridges in the 2025 National Bridge Inventory: 45 rated good, 59 fair, and 1 poor (as of August 20, 2026).
This index lists every one of them, busiest first; each links to its own condition record.

Bridge	Built	Vehicles/day	Condition
US 160 Ml over City St_animas Rvr	1979	35,000	Fair
US 160 Ml over Animas River	1974	30,000	Fair
US 550 Ml over Animas River	1910	28,000	Fair
Private Land Acces over Lightner Creek Ar	1973	19,000	Fair
US 160 Ml over Lightner Creek	1970	19,000	Fair
US 160 Ml over Animas River	1968	17,000	Fair
Three Springs Blvd over Traverse Wash	2004	12,427	Fair
Private Land Acess over Lightner Creek Ar	1970	12,000	Good
US 160 Ml over Lightner Creek	1970	12,000	Fair
US 160 Ml over Lightner Creek	1971	12,000	Fair
32ND Street over Animas River	1974	10,111	Fair
US 160 Ml over Florida River	1953	10,000	Fair
US 160 Ml over Los Pinos River	1962	8,600	Fair
Irr# US 550 Ml over Animas River	1957	8,100	Fair
Irr# US 550 Ml over Drainage/game Crossing	1999	8,100	Good
US 550 Ml over Gulch A	2023	7,800	Good
US 550 Ml over Gulch B	2023	7,800	Good
US 550 Ml over Hermosa Creek	1964	6,200	Good
SH 172 Ml over Florida River	1971	5,800	Fair
US 160 EB Ml over Wildlife Crossing/drain	2015	5,000	Good
US 160 WB Ml over Wildlife Crossing/drain	2015	5,000	Good
9TH Street over Animas River	1979	4,312	Fair
US 550 Nbnd Ml over Drainage Way	2010	4,050	Good
US 550 SBnd ML over Draw	1999	4,050	Good
US 550 Sbnd Ml over Draw	2008	4,050	Fair
US 550 Sbnd Ml over Draw	1999	4,050	Fair
County Road 213 over Animas River	2004	3,800	Good
US 550 Nbnd Rmp over US160 Ml Wilson Gulch	2010	3,545	Good
County Road 501 over Bear Creek	2009	3,533	Good
Irr# SH 151 Ml over Los Pinos River	2005	3,400	Good
County Road 240 over Florida River	1976	3,235	Good
County Road 240 over Florida River	1982	3,235	Fair
US 550 Ml over Wilson Gulch/ped Path	2010	3,207	Good
US 550 Ml over Dsng RR	1977	3,200	Fair
US 550 Ml over Roadway Game Underpass	1977	3,200	Good
US550 Ml over Little Cascade Creek	1980	3,200	Fair
County Road 141 over Wildcat Canyon	2006	3,182	Good
Bayfield Parkway over Los Pinos River	2017	3,060	Fair
Bayfield Parkway over Los Pinos River Overflow	2017	3,060	Good
County Road 240 over Red Creek	2001	2,952	Fair
County Road 234 over Florida River	1986	2,885	Fair
US 160 Ramp over US 160 Ml Wilson Gulch	2010	2,685	Good
County Road 234 over Florida Canal	1984	2,598	Fair
Confluence Ave over Traverse Wash	2004	2,588	Fair
County Road 234 over Florida River	2006	2,438	Fair
Irr# County Rd 310 over Florida River	1977	2,119	Good
County Road 501 over Los Pinos River	1945	2,112	Fair
County Road 240 over Florida River	1983	2,095	Fair
Irr# SH 140 Ml over Long Hollow Creek	1964	1,800	Fair
County Road 252 over Animas River	1983	1,734	Fair
County Road 225A over Long Hollow Creek	2011	1,689	Good
Irr# SH 140 Ml over La Plata River	1956	1,500	Fair
Irr# SH 140 Ml over La Plata River	1958	1,500	Fair
SH 151 Ml over Devil Creek	1980	1,500	Fair
County Road 521 over Beaver Creek	1985	1,349	Fair
2ND Avenue over Junction Creek	1989	1,232	Good
Irr# County Rd 213 over La Posta Canyon	1997	1,225	Fair
County Road 228 over Florida Canal	1964	1,172	Poor
County Rd 509 over Dry Creek	1990	1,028	Fair
County Road 207 over Lightner Creek	2013	1,000	Good
County Road 501 over Grimes Creek	1992	946	Fair
County Road 228 over Florida River	1990	921	Good
County Road 501 over Vallecito Crk Diversion	1995	749	Good
Irr# County Rd 214 over Animas River	1987	647	Good
County Road 501 over Vallecito Creek	1971	640	Fair
Perins Canyon Dr over Lightner Creek	1978	627	Fair
Tipple Ave. over Lightner Creek	2020	604	Good
US 160 Ml WB Rmp over WILSON GULCH & Ped Path	2010	604	Good
Irr# County Rd 510 over Florida River	1994	572	Good
County Road 250 over Animas Rvr Ovf Elbert CR	1989	519	Fair
County Road 243 over Florida River	1992	483	Fair
County Road 250 over Animas River	1989	457	Good
Irr# County Rd 516 over Dry Creek	1993	455	Good
County Road 203 over Hermosa Creek	1989	454	Good
County Rd 309A over Salt Creek	1995	405	Fair
County Road 527 over Beaver Creek	2010	300	Good
Irr# County Rd 334 over Allison Ditch	1989	210	Fair
Irr# County Rd 119 over La Plata River & Canal	1990	202	Fair
Irr Bia Rte 107 over Los Pinos River	1974	200	Fair
Co Rd 245 over Florida River	1984	191	Fair
Irr# County Rd 100 over La Plata River	2001	170	Good
County Road 321 over Spring Creek	1995	165	Fair
North Street over Los Pinos River Diversio	1997	164	Good
Irr# County Rd 334 over Allison Ditch	1940	138	Fair
Irr# County Rd 307 over Florida River	1989	130	Fair
Irr# County Rd 522 over Allison Ditch	1993	127	Fair
Irr# County Rd 122 over La Plata River	1930	92	Fair
Irr# County Rd 334 over Allison Ditch	1997	86	Fair
Irr# County Rd 322 over Los Pinos River	1961	85	Fair
County Road 223 over Florida River	1926	84	Fair
Fdr 597 over Florida River	1949	84	Good
County Rd 509 over King Ditch	1994	50	Fair
County Road 248 over Florida River	1992	50	Good
No Data Entered over Road	2013	50	Good
Irr# County Rd 105 over Cherry Creek	1985	42	Fair
North Bridge Rd over Vallecito Creek	1971	40	Fair
Irr# Co Rd 522A over Allison Ditch	1999	36	Good
Fdr 682 over Canyon Creek	1964	20	Fair
Irr Bia Rte 159 over Pine River Canal	1998	10	Good
CR 124A over La Plata River	2018	1	Fair
County Road D over Towaoc Canal	1990	–	Good
US 550 Nbnd over Wildlife Crossing	2022	–	Good
US 550 Nbnd over Wildlife Crossing	2022	–	Good
US 550 Sbnd over Wildlife Crossing	2022	–	Good
US 550 Sbnd over Wildlife Crossing	2022	–	Good

Source: FHWA National Bridge Inventory, 2025.

La Plata County bridge conditions · Colorado bridges by county.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.