US Bridges

IH 610 SB Off Ramp over Brays Bayou & Braeswood

Fair

Harris County, Texas · 1.9 MI W of US 90A · Structure no. 121020027116376

Built
1971
54 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,113 ft
14 main spans
Daily traffic
20,130
2024 count
Owner
State
State Highway Agency

About this bridge

IH 610 SB Off Ramp over Brays Bayou & Braeswood is a prestressed concrete stringer/multi-beam or girder carrying IH 610 SB Off Ramp over Brays Bayou & Braeswood 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 5 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 20,130 vehicles a day, roughly 6% of them trucks, projected to reach 19,690 by 2033. The structure is 1,113 ft (339.2 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 610 SB Off Ramp
CrossesBrays Bayou & Braeswood
Location1.9 MI W of US 90A
RouteInterstate 610
StateTexas
Coordinates29.68027, -95.45965
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating34 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans14 (+3 approach)
Design loadHS 20
Structure length1,113 ft (339.2 m)
Longest span71 ft (21.6 m)
Deck width41 ft (12.6 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,130 (2024)
Projected traffic19,690 by 2033
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 610 SB Off Ramp over Brays Bayou & Braeswood built?

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

What condition is IH 610 SB Off Ramp over Brays Bayou & Braeswood 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 November 2024.

How much traffic does IH 610 SB Off Ramp over Brays Bayou & Braeswood carry?

About 20,130 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is IH 610 SB Off Ramp over Brays Bayou & Braeswood?

The structure is 1,113 ft (339.2 m) long with a longest span of 71 ft (21.6 m) and a deck 41 ft wide.

Who owns IH 610 SB Off Ramp over Brays Bayou & Braeswood?

It is owned by the State Highway Agency.