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Every bridge in Big Horn County, Wyoming

Name: Every bridge in Big Horn County, Wyoming
Creator: Bridge Report Card
License: https://creativecommons.org/publicdomain/zero/1.0/

91 inventoried bridges, busiest first

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

Big Horn County, Wyoming, has 91 bridges in the 2025 National Bridge Inventory: 25 rated good, 57 fair, and 9 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 14 over BNSF Railway	1961	5,103	Fair
US 14 over Dry Creek	1961	5,103	Good
US 310 over Shoshone River	1965	4,224	Fair
US 16 over BNSF Railway	2005	3,036	Fair
US 16 over Greybull River	1955	3,036	Fair
US 310 over Little Dry Creek	1957	2,271	Fair
US 310 over BNSF Railway	2019	2,247	Good
US 310 over Sage Creek	2019	2,247	Good
US 14 over Big Horn River	1987	2,151	Fair
US 16 over Antelope Creek	1957	2,139	Fair
US 16 over Big Horn Canal	1957	2,139	Fair
US 16 over Big Horn Canal	1956	2,139	Good
US 16 over Dobie Creek	1957	2,139	Fair
US 16 over Elk Creek	1992	2,139	Fair
Wyo 35 over Sage Creek	1947	2,086	Fair
US 16 over BNSF Railway	1979	2,014	Fair
US 14A over Sidon Canal	1984	1,912	Fair
US 14A over Sidon Canal	1984	1,912	Fair
US 14A over Sidon Canal	1984	1,912	Fair
US 310 over Sage Creek	1973	1,849	Fair
US 310 over Sidon Canal	1971	1,849	Good
US 14 over Dry Creek	1968	1,798	Fair
US 14A over Sand Draw	1975	1,578	Poor
Wyo 433 over Unnamed Draw	2015	1,387	Good
US 16 over Big Horn River	1978	1,350	Fair
US 310 over East Fork Sand Draw	1963	1,226	Good
Wyo 30 over McKenney Creek	1960	945	Fair
Wyo 30 over Greybull River	2001	880	Fair
US 14 over Alkali Draw	2003	831	Good
US 14 over Potato Draw	2003	831	Good
US 14 over Red Gulch	1971	831	Fair
US 14A over Yellowtail Reservoir	1971	821	Fair
US 16 over East Tensleep Creek	1987	799	Fair
Wyo 433 over Five Mile Creek	1961	774	Good
Wyo 32 over Coon Creek	1971	739	Fair
Wyo 32 over Dry Creek	1966	739	Fair
Wyo 32 over Whistle Creek	1982	739	Fair
Wyo 37 over Shoshone River	1962	727	Fair
Wyo 31 over Nowood River	1951	688	Poor
US 14 over Shell Creek	1966	513	Fair
US 14 over Shell Creek	1991	513	Good
US 14 over Shell Creek	1991	513	Good
Wyo 31 over Nowood River	1952	487	Fair
Wyo 31 over Nowood River	1952	487	Fair
Wyo 32 over Coon Creek	1954	351	Good
Wyo 32 over Foster Gulch	1954	351	Good
Wyo 32 over Lovell Canal	1957	351	Good
Wyo 32 over Sand Creek	1954	351	Good
Wyo 32 over Whistle Creek	1957	351	Fair
Bh Cnty Rd 229 over Antelope Creek	1926	343	Fair
Bh Cnty Rd 229 over Elk Creek	1940	343	Poor
Bh Cnty Rd R43H over Paint Rock Creek	1962	338	Fair
Fsr 27 over West Tensleep Creek	2002	291	Good
Bh Cnty Rd R9B over Foster Gulch	1986	280	Fair
Bh Cnty Rd R52 over Medicine Lodge Creek	1980	228	Fair
Wyo 31 over Alkali Creek	1948	216	Fair
Wyo 31 over Medicine Lodge Creek	1948	216	Fair
Bh Cnty Rd L42C over Big Horn River	1958	210	Fair
Bh Cnty Rd 268 over Medicine Lodge Creek	1977	189	Fair
Bh Cnty Rd 268 over Medicine Lodge Creek	1970	189	Fair
Bh Cnty Rd 268 over Medicine Lodge Creek	1970	189	Poor
Bh Cnty Rd R9A over Sage Creek	1986	189	Good
Bh Cnty Rd R16D over Greybull River	1978	166	Fair
Bh Cnty Rd 3 over Sage Creek	1955	152	Fair
Bh Cnty Rd 5 over Shoshone River	1977	148	Fair
Bh Cnty Rd 85 over Shell Creek	1968	146	Good
Bh Cnty Rd R49 over N Fork Paint Rock Creek	1983	146	Fair
Bh Cnty Rd R49 over S Fork Paint Rock Creek	1983	146	Fair
Bh Cnty Rd R5B over Coon Creek	1994	146	Good
Bh Cnty Rd R8C over Greybull River	1980	136	Fair
Bh Cnty Rd 199 over Shell Creek	1985	129	Fair
Bh Cnty Rd R39 over Shell Creek	2005	124	Good
Bh Cnty Rd 72 over Shoshone River	1926	119	Poor
Bh Cnty Rd L23 over Whistle Creek	2005	119	Good
Bh Cnty Rd R27 over Shell Creek	1995	119	Good
Bh Cnty Rd R4 over Sidon Canal	1950	119	Fair
Bh Cnty Rd R43 over Trapper Creek	1965	119	Fair
Bh Cnty Rd L55 over Big Horn River	1930	88	Poor
Bh Cnty Rd R1C over Polecat Creek	1979	86	Fair
Bh Cnty Rd L32H over Red Gulch	1950	83	Poor
Bh Cnty Rd R5D over Greybull River	1994	75	Fair
Bad Pass Road over Crooked Creek	1971	60	Fair
Bh Cnty Rd 196 over Unnamed Draw	1983	52	Poor
Fdr 17 over Shell Creek	1948	45	Good
State Park Road over Medicine Lodge Creek	1981	33	Fair
Bh Cnty Rd L31 over Shell Creek	1950	31	Poor
Bh Cnty Rd R5C over Farmers Canal	1994	20	Fair
Bh Cnty Rd R2C over Whistle Creek	1994	19	Fair
Fdr 27 over West Tensleep Creek	1966	10	Good
Fdr 349 over N. Paintrock Creek	1992	10	Fair
Bh Cnty Rd 57 over Unnamed Draw	1970	9	Fair

Source: FHWA National Bridge Inventory, 2025.

Big Horn County bridge conditions · Wyoming bridges by county.

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