US Bridges

IH 20 Bus over Drain

Good

Midland County, Texas · IH 20 Bus at Lp 250 · Structure no. 061650000503105

Built
1985
40 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
26 ft
4 main spans
Daily traffic
6,130
2013 count
Owner
State
State Highway Agency

About this bridge

IH 20 Bus over Drain is a concrete culvert carrying IH 20 Bus over Drain in Midland County, Texas. It was built in 1985, so it is 40 years old, younger 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 6,130 vehicles a day, roughly 11% of them trucks, projected to reach 8,580 by 2033. The structure is 26 ft (7.9 m) long.

CarriesIH 20 Bus
CrossesDrain
LocationIH 20 Bus at Lp 250
RouteState Highway 20
StateTexas
Coordinates32.03831, -101.99212
Functional classUrban Other Principal Arterial

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 inspectionOctober 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
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 spans4
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,130 (2013)
Projected traffic8,580 by 2033
Trucks11%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 20 Bus over Drain built?

It was built in 1985, making it 40 years old in 2025.

What condition is IH 20 Bus 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 October 2023.

How much traffic does IH 20 Bus over Drain carry?

About 6,130 vehicles per day (2013 count), of which roughly 11% are trucks.

How long is IH 20 Bus over Drain?

The structure is 26 ft (7.9 m) long with a longest span of 6 ft (1.8 m).

Who owns IH 20 Bus over Drain?

It is owned by the State Highway Agency.