US Bridges

Cypress ST over Brays Bayou

Fair

Harris County, Texas · 0.10 MI E of Broadway · Structure no. 121020B17793539

Built
1980
45 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
197 ft
3 main spans
Daily traffic
2,645
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cypress ST over Brays Bayou is a prestressed concrete box beam or girders - multiple carrying Cypress ST over Brays Bayou in Harris County, Texas. It was built in 1980, so it is 45 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 2,645 vehicles a day, roughly 50% of them trucks, projected to reach 3,000 by 2035. The structure is 197 ft (60 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCypress ST
CrossesBrays Bayou
Location0.10 MI E of Broadway
RouteCity Street 0
StateTexas
Coordinates29.72286, -95.27672
Functional classUrban Local

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length197 ft (60 m)
Longest span65 ft (19.8 m)
Deck width39 ft (12 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,645 (2013)
Projected traffic3,000 by 2035
Trucks50%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cypress ST over Brays Bayou built?

It was built in 1980, making it 45 years old in 2025.

What condition is Cypress ST over Brays Bayou 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 2023.

How much traffic does Cypress ST over Brays Bayou carry?

About 2,645 vehicles per day (2013 count), of which roughly 50% are trucks.

How long is Cypress ST over Brays Bayou?

The structure is 197 ft (60 m) long with a longest span of 65 ft (19.8 m) and a deck 39 ft wide.

Who owns Cypress ST over Brays Bayou?

It is owned by the City or Municipal Highway Agency.