IH 40 over Drain

Good

Oldham County, Texas · 0.75 MI W of FM 3319 · Structure no. 041800009003015

Built: 1937; 88 years old, rebuilt 1980
Condition: Good; inspected September 2023
Type: Culvert; Concrete
Length: 23 ft; 3 main spans
Daily traffic: 10,070; 2013 count
Owner: State; State Highway Agency

About this bridge

IH 40 over Drain is a concrete culvert carrying IH 40 over Drain in Oldham County, Texas. It was built in 1937 and reconstructed in 1980, 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 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 10,070 vehicles a day, roughly 49% of them trucks, projected to reach 14,100 by 2033. The structure is 23 ft (7 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 40

CrossesDrain

Location0.75 MI W of FM 3319

RouteInterstate 40

CountyOldham County

StateTexas

Coordinates35.2579, -102.50084

Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

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

Component	Rating	Meaning
Channel and channel protection	6 Satisfactory	Structural elements show some minor deterioration.
Culvert	7 Good	Some minor problems.

Last inspectionSeptember 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 adequacy9: Superior to present desirable 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 loadH 15

Structure length23 ft (7 m)

Longest span7 ft (2.1 m)

Deck width45 ft (13.6 m)

Roadway width42 ft (12.8 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,070 (2013)

Projected traffic14,100 by 2033

Trucks49%

Lanes on structure8

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed1.2 mi (2 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 proposedNone recorded

Estimated improvement cost—

NavigationNo navigation control on waterway

Frequently asked questions

When was IH 40 over Drain built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1980.

What condition is IH 40 over Drain 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 September 2023.

How much traffic does IH 40 over Drain carry?

About 10,070 vehicles per day (2013 count), of which roughly 49% are trucks.

How long is IH 40 over Drain?

The structure is 23 ft (7 m) long with a longest span of 7 ft (2.1 m) and a deck 45 ft wide.

Who owns IH 40 over Drain?

It is owned by the State Highway Agency.