US Bridges

SH 304 over Draw

Good

Gonzales County, Texas · 1.00 MI S of IH 10 · Structure no. 130900057303007

Built
1953
72 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
29 ft
3 main spans
Daily traffic
1,621
2020 count
Owner
State
State Highway Agency

About this bridge

SH 304 over Draw is a concrete culvert carrying SH 304 over Draw in Gonzales County, Texas. It was built in 1953, so it is 72 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 1,621 vehicles a day, roughly 19% of them trucks, projected to reach 1,800 by 2040. The structure is 29 ft (8.8 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 304
CrossesDraw
Location1.00 MI S of IH 10
RouteState Highway 304
StateTexas
Coordinates29.64379, -97.41512
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
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 spans3
Design loadOther
Structure length29 ft (8.8 m)
Longest span9 ft (2.7 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,621 (2020)
Projected traffic1,800 by 2040
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 SH 304 over Draw built?

It was built in 1953, making it 72 years old in 2025.

What condition is SH 304 over Draw 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 February 2023.

How much traffic does SH 304 over Draw carry?

About 1,621 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is SH 304 over Draw?

The structure is 29 ft (8.8 m) long with a longest span of 9 ft (2.7 m) and a deck 41 ft wide.

Who owns SH 304 over Draw?

It is owned by the State Highway Agency.