US Bridges

IH 37 over Sand Creek

Fair

Live Oak County, Texas · 0.15 MI N of FM 1203 · Structure no. 161490007401034

Built
1937
88 years old, rebuilt 1976
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
19,176
2020 count
Owner
State
State Highway Agency

About this bridge

IH 37 over Sand Creek is a concrete culvert carrying IH 37 over Sand Creek in Live Oak County, Texas. It was built in 1937 and reconstructed in 1976, so it is 88 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 19,176 vehicles a day, roughly 25% of them trucks, projected to reach 25,660 by 2033. The structure is 23 ft (6.9 m) long. If it were closed, the detour would be 11.2 mi (18 km).

CarriesIH 37
CrossesSand Creek
Location0.15 MI N of FM 1203
RouteInterstate 37
StateTexas
Coordinates28.43463, -98.09247
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
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
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
DeckNot applicable
Main spans2
Design loadH 15
Structure length23 ft (6.9 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,176 (2020)
Projected traffic25,660 by 2033
Trucks25%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$888,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 37 over Sand Creek built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1976.

What condition is IH 37 over Sand Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does IH 37 over Sand Creek carry?

About 19,176 vehicles per day (2020 count), of which roughly 25% are trucks.

How long is IH 37 over Sand Creek?

The structure is 23 ft (6.9 m) long with a longest span of 10 ft (3 m).

Who owns IH 37 over Sand Creek?

It is owned by the State Highway Agency.