US Bridges

US 69 over Main B Canal

Good

Jefferson County, Texas · 1.5 MI NW of SH 73 · Structure no. 201240020016307

Built
2010
15 years old
Condition
Good
inspected July 2024
Type
Other
Prestressed Concrete
Length
160 ft
4 main spans
Daily traffic
64,527
2022 count
Owner
State
State Highway Agency

About this bridge

US 69 over Main B Canal is a prestressed concrete other carrying US 69 over Main B Canal in Jefferson County, Texas. It was built in 2010, so it is 15 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 64,527 vehicles a day, roughly 5% of them trucks, projected to reach 94,209 by 2042. The structure is 160 ft (48.8 m) long and 82 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 69
CrossesMain B Canal
Location1.5 MI NW of SH 73
RouteU.S. Route 69
StateTexas
Coordinates29.93211, -93.97443
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeOther
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length160 ft (48.8 m)
Longest span45 ft (13.7 m)
Deck width82 ft (25 m)
Roadway width77 ft (23.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic64,527 (2022)
Projected traffic94,209 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 US 69 over Main B Canal built?

It was built in 2010, making it 15 years old in 2025.

What condition is US 69 over Main B Canal 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 July 2024.

How much traffic does US 69 over Main B Canal carry?

About 64,527 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is US 69 over Main B Canal?

The structure is 160 ft (48.8 m) long with a longest span of 45 ft (13.7 m) and a deck 82 ft wide.

Who owns US 69 over Main B Canal?

It is owned by the State Highway Agency.