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Bridge conditions in Bossier Parish, Louisiana

269 inventoried bridges · 41 rated poor · 2025 National Bridge Inventory

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

Bossier Parish has 41 bridges rated poor out of 269 inventoried, a 15.2% share that puts it well above the national rate of about 7%.

41 of the 269 bridges in Bossier Parish, Louisiana, are rated in poor condition (15.2%) in the 2025 National Bridge Inventory, as of August 20, 2026.
74 bridges (27.5%) are rated good and 154 (57.2%) fair.
The median Bossier Parish bridge was built in 1979.
The busiest poor-rated bridge is I0020 over Stl&sw-kcs Rr/westerfiel (built 1966), carrying about 69,892 vehicles a day.

Good 27.5% · Fair 57.2% · Poor 15.2% of 269 bridges

Bridges rated poor

Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.

Bridge	Built	Vehicles/day	Condition
I0020 over Stl&sw-kcs Rr/westerfiel	1966	69,892	Poor
I0020 over Stl&sw-kcs Rr/westerfiel	1966	45,300	Poor
LA0511 over Red R. C.fant Pkwy Ar Te	1968	28,999	Poor
I0020 over US71&KCSRR	1966	23,105	Poor
I0020 over Macks Bayou	1967	15,642	Poor
US0080 over Alligator Bayou	1955	15,627	Poor
I0020 over I-20/KCS RR	1966	6,786	Poor
LA0157 over Fox Skin Bayou	1979	5,436	Poor
LA0162 over Black Bayou	1967	4,595	Poor
US0080 over Clarke Bayou	1956	4,052	Poor
LA0154 over Red Chute Bayou	1980	3,124	Poor
Palmetto Ave over Lil Cypress Bayou	1965	3,000	Poor
LA0157 over Flat River	1964	2,626	Poor
US0080 over Alligator Bayou	1936	2,376	Poor
US0080 over Clarke Bayou	1930	2,376	Poor
LA0002 over Red River-millers Bluff	1955	2,059	Poor
LA0527 over Flat River	1981	1,951	Poor
LA0157 over Cypress Bayou	1986	1,082	Poor
LA0157 over Bodcau Bayou Relief	1980	846	Poor
LA0157 over Bodcau Bayou	1969	846	Poor
Caplis Sligo Rd over Red Chute Bayou	1995	710	Poor
LA0160 over Cypress Bayou Relief	1969	622	Poor
LA0160 over Cypress Bayou	1969	622	Poor
Bailey Drive over Macks Bayou	1960	568	Poor
Winfield Rd over Fifi Bayou	1993	380	Poor
Winfield Rd over Connell Branch	1960	340	Poor
Smith Rd over Red Chute Bayou	1984	250	Poor
Linton-Bellevue Rd over Bodcau Bayou Trib	2013	220	Poor
Green Acres Blvd over Trib. to Macks Bayou	1979	120	Poor
Collinsbrg Creek over Collinsburg Creek	1980	110	Poor
Village Rd over Trib. to Macks Bayou	1977	100	Poor
McCance Rd over Posten Bayou	1988	90	Poor
Log Ferry Rd over Posten Bayou	1992	80	Poor
LA0537 over Posten Bayou	1971	67	Poor
Leila Rd over Boggs Creek Trib	1979	60	Poor
Atkins Clark Rd over Flat Rivers Ditch	1988	50	Poor
Goodman Springs Rd over Boggs Creek	1990	50	Poor
Wallace Rd over Stillhouse Bayou Trib	1991	40	Poor
Stillhouse Rd over Stillhouse Bayou Trib	1991	40	Poor
Swan Lake Rd over Red Chute Bayou	1989	20	Poor
Elston Rd over Red Chute Bayou	1989	20	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
I0020 over Ramp J-2	1965	71,593	Fair
I0020 over Traffic Street	1966	71,593	Fair
I0020 over Hamilton Mills Road	1966	71,593	Fair
I0020 over US 71 Kcsrr Ramp SW	1966	71,593	Fair
I0020 over La 72/OLD Minden Rd.	1967	71,593	Fair
I0020 over Icg RR	1967	71,593	Fair
I0020 over Red River	1965	69,892	Fair
I0020 over Ramp J-2	1965	69,892	Fair
I0020 over Traffic Street	1966	69,892	Fair
I0020 over Hamilton Mills Road	1966	69,892	Fair

Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.

Every bridge in Bossier Parish → - all 269, busiest first, each with its own condition record.

All of Louisiana: Louisiana bridge conditions by county · every download on the data page.

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