I0020 over Cypress Bayou Bridge
FairMadison Parish, Louisiana · .7 MI East of East Int of · Structure no. 053304510828632
- Built
- 1975
- 50 years old
- Condition
- Fair
- inspected July 2023
- Type
- Slab
- Concrete
- Length
- 150 ft
- 6 main spans
- Daily traffic
- 28,276
- 2021 count
- Owner
- State
- State Highway Agency
About this bridge
I0020 over Cypress Bayou Bridge is a concrete slab carrying I0020 over Cypress Bayou Bridge in Madison Parish, Louisiana. It was built in 1975, so it is 50 years old, older than the Louisiana average of 43 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 28,276 vehicles a day, roughly 37% of them trucks, projected to reach 31,103 by 2041. The structure is 150 ft (45.7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I0020 over Cypress Bayou Bridge built?
It was built in 1975, making it 50 years old in 2025.
What condition is I0020 over Cypress Bayou Bridge in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.
How much traffic does I0020 over Cypress Bayou Bridge carry?
About 28,276 vehicles per day (2021 count), of which roughly 37% are trucks.
How long is I0020 over Cypress Bayou Bridge?
The structure is 150 ft (45.7 m) long with a longest span of 25 ft (7.6 m) and a deck 43 ft wide.
Who owns I0020 over Cypress Bayou Bridge?
It is owned by the State Highway Agency.