US Bridges

IH 610 over Fannin ST & Metrorail

Fair

Harris County, Texas · 1.5 MI E of US 90 a · Structure no. 121020027116338

Built
1969
56 years old, rebuilt 1992
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
251 ft
4 main spans
Daily traffic
145,124
2020 count
Owner
State
State Highway Agency

About this bridge

IH 610 over Fannin ST & Metrorail is a prestressed concrete stringer/multi-beam or girder carrying IH 610 over Fannin ST & Metrorail in Harris County, Texas. It was built in 1969 and reconstructed in 1992, so it is 56 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 145,124 vehicles a day, roughly 6% of them trucks, projected to reach 236,330 by 2033. The structure is 251 ft (76.5 m) long and 205 ft wide.

CarriesIH 610
CrossesFannin ST & Metrorail
Location1.5 MI E of US 90 a
RouteInterstate 610
StateTexas
Coordinates29.67892, -95.40318
Functional classUrban Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating34.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length251 ft (76.5 m)
Longest span76 ft (23.2 m)
Deck width205 ft (62.4 m)
Roadway width200 ft (60.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic145,124 (2020)
Projected traffic236,330 by 2033
Trucks6%
Lanes on structure12
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IH 610 over Fannin ST & Metrorail built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 1992.

What condition is IH 610 over Fannin ST & Metrorail 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 2024.

How much traffic does IH 610 over Fannin ST & Metrorail carry?

About 145,124 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is IH 610 over Fannin ST & Metrorail?

The structure is 251 ft (76.5 m) long with a longest span of 76 ft (23.2 m) and a deck 205 ft wide.

Who owns IH 610 over Fannin ST & Metrorail?

It is owned by the State Highway Agency.