US Bridges

Liberty DR over Marys Creek

Fair

Brazoria County, Texas · 0.70 MI SW of FM 518 · Structure no. 120200M01485001

Built
2004
21 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
92 ft
7 main spans
Daily traffic
390
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Liberty DR over Marys Creek is a wood or timber stringer/multi-beam or girder carrying Liberty DR over Marys Creek in Brazoria 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 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 390 vehicles a day, projected to reach 550 by 2037. The structure is 92 ft (28 m) long and 30 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesLiberty DR
CrossesMarys Creek
Location0.70 MI SW of FM 518
RouteCity Street 0
CountyBrazoria County
StateTexas
Coordinates29.54523, -95.26233
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans7
Design loadUnknown
Structure length92 ft (28 m)
Longest span13 ft (4.1 m)
Deck width30 ft (9.1 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic390 (2017)
Projected traffic550 by 2037
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Liberty DR over Marys Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is Liberty DR over Marys Creek 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 September 2023.

How much traffic does Liberty DR over Marys Creek carry?

About 390 vehicles per day (2017 count).

How long is Liberty DR over Marys Creek?

The structure is 92 ft (28 m) long with a longest span of 13 ft (4.1 m) and a deck 30 ft wide.

Who owns Liberty DR over Marys Creek?

It is owned by the Town or Township Highway Agency.