Grogans Mill RD over Drainage Ditch
GoodMontgomery County, Texas · 0.3 MI N of Research for · Structure no. 121700AA0681132
- Built
- 2004
- 21 years old
- Condition
- Good
- inspected December 2023
- Type
- Culvert
- Concrete
- Length
- 36 ft
- 3 main spans
- Daily traffic
- 1,000
- 2016 count
- Owner
- County
- County Highway Agency
About this bridge
Grogans Mill RD over Drainage Ditch is a concrete culvert carrying Grogans Mill RD over Drainage Ditch in Montgomery County, Texas. It was built in 2004, so it is 21 years old, younger than the Texas average of 44.4 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 1,000 vehicles a day, roughly 1% of them trucks, projected to reach 2,000 by 2036. The structure is 36 ft (11 m) long. If it were closed, the detour would be 1.9 mi (3 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Grogans Mill RD over Drainage Ditch built?
It was built in 2004, making it 21 years old in 2025.
What condition is Grogans Mill RD over Drainage Ditch in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.
How much traffic does Grogans Mill RD over Drainage Ditch carry?
About 1,000 vehicles per day (2016 count), of which roughly 1% are trucks.
How long is Grogans Mill RD over Drainage Ditch?
The structure is 36 ft (11 m) long with a longest span of 10 ft (3 m).
Who owns Grogans Mill RD over Drainage Ditch?
It is owned by the County Highway Agency.