US Bridges

US 77 over Norton Crk

Good

Victoria County, Texas · 9.8 MI N of Loop 463 · Structure no. 132350037004031

Built
1958
67 years old, rebuilt 2004
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
7,510
2013 count
Owner
State
State Highway Agency

About this bridge

US 77 over Norton Crk is a concrete culvert carrying US 77 over Norton Crk in Victoria County, Texas. It was built in 1958 and reconstructed in 2004, so it is 67 years old, older 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 7,510 vehicles a day, roughly 10% of them trucks, projected to reach 10,510 by 2033. The structure is 25 ft (7.6 m) long and 147 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesUS 77
CrossesNorton Crk
Location9.8 MI N of Loop 463
RouteU.S. Route 77
StateTexas
Coordinates29.00731, -96.98781
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length25 ft (7.6 m)
Longest span10 ft (3 m)
Deck width147 ft (44.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,510 (2013)
Projected traffic10,510 by 2033
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 km)
TollOn a free road
National Highway SystemNo

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 US 77 over Norton Crk built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2004.

What condition is US 77 over Norton Crk 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 US 77 over Norton Crk carry?

About 7,510 vehicles per day (2013 count), of which roughly 10% are trucks.

How long is US 77 over Norton Crk?

The structure is 25 ft (7.6 m) long with a longest span of 10 ft (3 m) and a deck 147 ft wide.

Who owns US 77 over Norton Crk?

It is owned by the State Highway Agency.