US Bridges

SH 49 over Black Cypress Bayou

Good

Marion County, Texas · 0.90 MI S of FM 248 · Structure no. 191550022301016

Built
2001
24 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
256 ft
4 main spans
Daily traffic
2,102
2023 count
Owner
State
State Highway Agency

About this bridge

SH 49 over Black Cypress Bayou is a prestressed concrete stringer/multi-beam or girder carrying SH 49 over Black Cypress Bayou in Marion County, Texas. It was built in 2001, so it is 24 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,102 vehicles a day, roughly 10% of them trucks, projected to reach 3,130 by 2033. The structure is 256 ft (78 m) long and 45 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesSH 49
CrossesBlack Cypress Bayou
Location0.90 MI S of FM 248
RouteState Highway 49
StateTexas
Coordinates32.78625, -94.33177
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable 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
Design loadHS 20
Structure length256 ft (78 m)
Longest span79 ft (24 m)
Deck width45 ft (13.8 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,102 (2023)
Projected traffic3,130 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH 49 over Black Cypress Bayou built?

It was built in 2001, making it 24 years old in 2025.

What condition is SH 49 over Black Cypress Bayou in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does SH 49 over Black Cypress Bayou carry?

About 2,102 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SH 49 over Black Cypress Bayou?

The structure is 256 ft (78 m) long with a longest span of 79 ft (24 m) and a deck 45 ft wide.

Who owns SH 49 over Black Cypress Bayou?

It is owned by the State Highway Agency.