US Bridges

Longherridge DR over Marys Creek

GoodPosted for load

Brazoria County, Texas · 0.05 MI SW of Marys Ck LN · Structure no. 120200M01550001

Built
1991
34 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
75 ft
3 main spans
Daily traffic
630
2011 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Longherridge DR over Marys Creek is a concrete continuous slab carrying Longherridge DR over Marys Creek in Brazoria County, Texas. It was built in 1991, so it is 34 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. Its operating status is: posted for load restriction.

It carries about 630 vehicles a day, projected to reach 1,000 by 2031. The structure is 75 ft (22.9 m) long and 31 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesLongherridge DR
CrossesMarys Creek
Location0.05 MI SW of Marys Ck LN
RouteCity Street 0
StateTexas
Coordinates29.54071, -95.25413
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length75 ft (22.9 m)
Longest span25 ft (7.6 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic630 (2011)
Projected traffic1,000 by 2031
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Longherridge DR over Marys Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Longherridge DR over Marys Creek 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 September 2023.

How much traffic does Longherridge DR over Marys Creek carry?

About 630 vehicles per day (2011 count).

How long is Longherridge DR over Marys Creek?

The structure is 75 ft (22.9 m) long with a longest span of 25 ft (7.6 m) and a deck 31 ft wide.

Who owns Longherridge DR over Marys Creek?

It is owned by the Town or Township Highway Agency.