US Bridges

Bus 77 over West Outfall Ditch

Good

Victoria County, Texas · 1.77 MI S of FM 1315 · Structure no. 132350037005078

Built
2006
19 years old
Condition
Good
inspected January 2023
Type
Slab
Concrete
Length
55 ft
2 main spans
Daily traffic
25,000
2016 count
Owner
State
State Highway Agency

About this bridge

Bus 77 over West Outfall Ditch is a concrete slab carrying Bus 77 over West Outfall Ditch in Victoria County, Texas. It was built in 2006, so it is 19 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 25,000 vehicles a day, roughly 4% of them trucks, projected to reach 35,000 by 2036. The structure is 55 ft (16.8 m) long and 203 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBus 77
CrossesWest Outfall Ditch
Location1.77 MI S of FM 1315
RouteState Highway 77
StateTexas
Coordinates28.81937, -97.00044
Functional classUrban Other Principal 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 inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span26 ft (7.9 m)
Deck width203 ft (61.9 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,000 (2016)
Projected traffic35,000 by 2036
Trucks4%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Bus 77 over West Outfall Ditch built?

It was built in 2006, making it 19 years old in 2025.

What condition is Bus 77 over West Outfall Ditch 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 January 2023.

How much traffic does Bus 77 over West Outfall Ditch carry?

About 25,000 vehicles per day (2016 count), of which roughly 4% are trucks.

How long is Bus 77 over West Outfall Ditch?

The structure is 55 ft (16.8 m) long with a longest span of 26 ft (7.9 m) and a deck 203 ft wide.

Who owns Bus 77 over West Outfall Ditch?

It is owned by the State Highway Agency.