US Bridges

Crosby Lynchburg over Bluff Gully

Good

Harris County, Texas · 2.90 MI N of IH 10 · Structure no. 121020AA9962002

Built
1960
65 years old, rebuilt 2023
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
17,920
2011 count
Owner
County
County Highway Agency

About this bridge

Crosby Lynchburg over Bluff Gully is a concrete culvert carrying Crosby Lynchburg over Bluff Gully in Harris County, Texas. It was built in 1960 and reconstructed in 2023, so it is 65 years old, older 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 17,920 vehicles a day, projected to reach 17,500 by 2028. The structure is 23 ft (7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCrosby Lynchburg
CrossesBluff Gully
Location2.90 MI N of IH 10
RouteCounty Highway 0
CountyHarris County
StateTexas
Coordinates29.83277, -95.05759
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,920 (2011)
Projected traffic17,500 by 2028
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Crosby Lynchburg over Bluff Gully built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2023.

What condition is Crosby Lynchburg over Bluff Gully 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 October 2023.

How much traffic does Crosby Lynchburg over Bluff Gully carry?

About 17,920 vehicles per day (2011 count).

How long is Crosby Lynchburg over Bluff Gully?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns Crosby Lynchburg over Bluff Gully?

It is owned by the County Highway Agency.