US Bridges

CO RD 302 over Black Creek

PoorPosted for load

Gonzales County, Texas · 0.55 MI E of US 183 · Structure no. 130900AA0302001

Built
1930
95 years old
Condition
Poor
inspected November 2023
Type
Slab
Concrete
Length
43 ft
2 main spans
Daily traffic
70
2022 count
Owner
County
County Highway Agency

About this bridge

CO RD 302 over Black Creek is a concrete slab carrying CO RD 302 over Black Creek in Gonzales County, Texas. It was built in 1930, so it is 95 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 70 vehicles a day, roughly 3% of them trucks, projected to reach 66 by 2042. The structure is 43 ft (13.1 m) long and 19 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCO RD 302
CrossesBlack Creek
Location0.55 MI E of US 183
RouteCounty Highway 302
StateTexas
Coordinates29.41309, -97.36589
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span21 ft (6.4 m)
Deck width19 ft (5.8 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2022)
Projected traffic66 by 2042
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 302 over Black Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is CO RD 302 over Black Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2023.

How much traffic does CO RD 302 over Black Creek carry?

About 70 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is CO RD 302 over Black Creek?

The structure is 43 ft (13.1 m) long with a longest span of 21 ft (6.4 m) and a deck 19 ft wide.

Who owns CO RD 302 over Black Creek?

It is owned by the County Highway Agency.