US Bridges

Bw 8 NB FR over UP RR

Fair

Harris County, Texas · 0.3 MI SE of Lockwood · Structure no. 121020325603084

Built
1989
36 years old
Condition
Fair
inspected August 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,300 ft
11 main spans
Daily traffic
9,379
2024 count
Owner
State
State Highway Agency

About this bridge

Bw 8 NB FR over UP RR is a prestressed concrete stringer/multi-beam or girder carrying Bw 8 NB FR over UP RR in Harris County, Texas. It was built in 1989, so it is 36 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 9,379 vehicles a day, roughly 6% of them trucks, projected to reach 27,752 by 2041. The structure is 1,300 ft (396.2 m) long and 49 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesBw 8 NB FR
CrossesUP RR
Location0.3 MI SE of Lockwood
RouteState Highway 8
CountyHarris County
StateTexas
Coordinates29.93176, -95.20655
Functional classUrban Other Principal Arterial

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.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans11 (+2 approach)
Design loadHS 20
Structure length1,300 ft (396.2 m)
Longest span120 ft (36.6 m)
Deck width49 ft (14.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,379 (2024)
Projected traffic27,752 by 2041
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bw 8 NB FR over UP RR built?

It was built in 1989, making it 36 years old in 2025.

What condition is Bw 8 NB FR over UP RR 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 August 2022.

How much traffic does Bw 8 NB FR over UP RR carry?

About 9,379 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Bw 8 NB FR over UP RR?

The structure is 1,300 ft (396.2 m) long with a longest span of 120 ft (36.6 m) and a deck 49 ft wide.

Who owns Bw 8 NB FR over UP RR?

It is owned by the State Highway Agency.