US Bridges

Plantation Lake DR over Lake Olympia

Fair

Fort Bend County, Texas · 0.10 MI N of Lake Olympia · Structure no. 120800R00942001

Built
1988
37 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
78 ft
2 main spans
Daily traffic
1,000
2015 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Plantation Lake DR over Lake Olympia is a prestressed concrete box beam or girders - multiple carrying Plantation Lake DR over Lake Olympia in Fort Bend County, Texas. It was built in 1988, so it is 37 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 1,000 vehicles a day, projected to reach 2,500 by 2035. The structure is 78 ft (23.8 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesPlantation Lake DR
CrossesLake Olympia
Location0.10 MI N of Lake Olympia
RouteCity Street 0
StateTexas
Coordinates29.55729, -95.54472
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length78 ft (23.8 m)
Longest span39 ft (11.9 m)
Deck width43 ft (13.2 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2015)
Projected traffic2,500 by 2035
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Plantation Lake DR over Lake Olympia built?

It was built in 1988, making it 37 years old in 2025.

What condition is Plantation Lake DR over Lake Olympia 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 October 2023.

How much traffic does Plantation Lake DR over Lake Olympia carry?

About 1,000 vehicles per day (2015 count).

How long is Plantation Lake DR over Lake Olympia?

The structure is 78 ft (23.8 m) long with a longest span of 39 ft (11.9 m) and a deck 43 ft wide.

Who owns Plantation Lake DR over Lake Olympia?

It is owned by the Town or Township Highway Agency.