US Bridges

Spur 330 WB over IH 10

Fair

Harris County, Texas · 0.50 MI E of Crosby/Lynch · Structure no. 121020050801197

Built
1971
54 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
350 ft
4 main spans
Daily traffic
34,311
2023 count
Owner
State
State Highway Agency

About this bridge

Spur 330 WB over IH 10 is a prestressed concrete stringer/multi-beam or girder carrying Spur 330 WB over IH 10 in Harris County, Texas. It was built in 1971, so it is 54 years old, older 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 34,311 vehicles a day, roughly 15% of them trucks, projected to reach 48,035 by 2042. The structure is 350 ft (106.7 m) long and 42 ft wide.

CarriesSpur 330 WB
CrossesIH 10
Location0.50 MI E of Crosby/Lynch
RouteState Highway 330
StateTexas
Coordinates29.79098, -95.04946
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4 (+1 approach)
Design loadHS 20
Structure length350 ft (106.7 m)
Longest span83 ft (25.3 m)
Deck width42 ft (12.7 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,311 (2023)
Projected traffic48,035 by 2042
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Spur 330 WB over IH 10 built?

It was built in 1971, making it 54 years old in 2025.

What condition is Spur 330 WB over IH 10 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 2024.

How much traffic does Spur 330 WB over IH 10 carry?

About 34,311 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is Spur 330 WB over IH 10?

The structure is 350 ft (106.7 m) long with a longest span of 83 ft (25.3 m) and a deck 42 ft wide.

Who owns Spur 330 WB over IH 10?

It is owned by the State Highway Agency.