US Bridges

SH 21 over Draw

Good

Bastrop County, Texas · 7.4 MI E of US 183 · Structure no. 140110047105050

Built
1943
82 years old, rebuilt 2001
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
23 ft
3 main spans
Daily traffic
8,955
2020 count
Owner
State
State Highway Agency

About this bridge

SH 21 over Draw is a concrete culvert carrying SH 21 over Draw in Bastrop County, Texas. It was built in 1943 and reconstructed in 2001, so it is 82 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 8,955 vehicles a day, roughly 10% of them trucks, projected to reach 14,174 by 2039. The structure is 23 ft (7 m) long. If it were closed, the detour would be 21.7 mi (35 km).

CarriesSH 21
CrossesDraw
Location7.4 MI E of US 183
RouteState Highway 21
StateTexas
Coordinates30.07045, -97.57551
Functional classRural Principal Arterial - Other

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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length23 ft (7 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,955 (2020)
Projected traffic14,174 by 2039
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemYes

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 21 over Draw built?

It was built in 1943, making it 82 years old in 2025. It was reconstructed in 2001.

What condition is SH 21 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 November 2024.

How much traffic does SH 21 over Draw carry?

About 8,955 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is SH 21 over Draw?

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

Who owns SH 21 over Draw?

It is owned by the State Highway Agency.