US Bridges

IH 20 Ml over Draw

Fair

Callahan County, Texas · 3.25 MI E of Taylor C/L · Structure no. 080300000607047

Built
1948
77 years old, rebuilt 1994
Condition
Fair
inspected February 2023
Type
Culvert
Concrete
Length
23 ft
4 main spans
Daily traffic
28,489
2020 count
Owner
State
State Highway Agency

About this bridge

IH 20 Ml over Draw is a concrete culvert carrying IH 20 Ml over Draw in Callahan County, Texas. It was built in 1948 and reconstructed in 1994, so it is 77 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 28,489 vehicles a day, roughly 27% of them trucks, projected to reach 33,470 by 2033. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 20 Ml
CrossesDraw
Location3.25 MI E of Taylor C/L
RouteInterstate 20
StateTexas
Coordinates32.42723, -99.57647
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 inspectionFebruary 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 loadH 15
Structure length23 ft (7 m)
Longest span5 ft (1.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,489 (2020)
Projected traffic33,470 by 2033
Trucks27%
Lanes on structure5
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 20 Ml over Draw built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1994.

What condition is IH 20 Ml over Draw 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 February 2023.

How much traffic does IH 20 Ml over Draw carry?

About 28,489 vehicles per day (2020 count), of which roughly 27% are trucks.

How long is IH 20 Ml over Draw?

The structure is 23 ft (7 m) long with a longest span of 5 ft (1.5 m).

Who owns IH 20 Ml over Draw?

It is owned by the State Highway Agency.