US Bridges

IH 610 SB over US 90A (mccarty Dr.)

Fair

Harris County, Texas · 1.6 MI N of IH 10 · Structure no. 121020027114499

Built
1994
31 years old
Condition
Fair
inspected August 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
244 ft
4 main spans
Daily traffic
60,280
2013 count
Owner
State
State Highway Agency

About this bridge

IH 610 SB over US 90A (mccarty Dr.) is a prestressed concrete box beam or girders - multiple carrying IH 610 SB over US 90A (mccarty Dr.) in Harris County, Texas. It was built in 1994, so it is 31 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 60,280 vehicles a day, roughly 9% of them trucks, projected to reach 84,390 by 2033. The structure is 244 ft (74.4 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH 610 SB
CrossesUS 90A (mccarty Dr.)
Location1.6 MI N of IH 10
RouteInterstate 610
CountyHarris County
StateTexas
Coordinates29.79689, -95.27169
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.
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 geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length244 ft (74.4 m)
Longest span61 ft (18.6 m)
Deck width70 ft (21.2 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60,280 (2013)
Projected traffic84,390 by 2033
Trucks9%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$23,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 610 SB over US 90A (mccarty Dr.) built?

It was built in 1994, making it 31 years old in 2025.

What condition is IH 610 SB over US 90A (mccarty Dr.) 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 IH 610 SB over US 90A (mccarty Dr.) carry?

About 60,280 vehicles per day (2013 count), of which roughly 9% are trucks.

How long is IH 610 SB over US 90A (mccarty Dr.)?

The structure is 244 ft (74.4 m) long with a longest span of 61 ft (18.6 m) and a deck 70 ft wide.

Who owns IH 610 SB over US 90A (mccarty Dr.)?

It is owned by the State Highway Agency.