IH 45 NB over SP 104
FairMadison County, Texas · 2.05 MI SE of SH 21 · Structure no. 171540067505084
- Built
- 1964
- 61 years old
- Condition
- Fair
- inspected June 2023
- Type
- Stringer/Multi-beam or Girder
- Concrete
- Length
- 120 ft
- 3 main spans
- Daily traffic
- 21
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
IH 45 NB over SP 104 is a concrete stringer/multi-beam or girder carrying IH 45 NB over SP 104 in Madison County, Texas. It was built in 1964, so it is 61 years old, older than the Texas average of 44.4 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 21 vehicles a day, roughly 34% of them trucks, projected to reach 22,900 by 2041. The structure is 120 ft (36.6 m) long and 42 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 | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was IH 45 NB over SP 104 built?
It was built in 1964, making it 61 years old in 2025.
What condition is IH 45 NB over SP 104 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 June 2023.
How much traffic does IH 45 NB over SP 104 carry?
About 21 vehicles per day (2022 count), of which roughly 34% are trucks.
How long is IH 45 NB over SP 104?
The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 42 ft wide.
Who owns IH 45 NB over SP 104?
It is owned by the State Highway Agency.