US Bridges

Loop 570 over Draw

Fair

Tom Green County, Texas · 0.40 MI W of US 87 · Structure no. 072260007009007

Built
1928
97 years old, rebuilt 1959
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
29 ft
8 main spans
Daily traffic
1,448
2020 count
Owner
State
State Highway Agency

About this bridge

Loop 570 over Draw is a concrete culvert carrying Loop 570 over Draw in Tom Green County, Texas. It was built in 1928 and reconstructed in 1959, so it is 97 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 1,448 vehicles a day, roughly 19% of them trucks, projected to reach 2,320 by 2033. The structure is 29 ft (8.8 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLoop 570
CrossesDraw
Location0.40 MI W of US 87
RouteState Highway 570
StateTexas
Coordinates31.37398, -100.29615
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans8
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span3 ft (0.9 m)
Deck width47 ft (14.4 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,448 (2020)
Projected traffic2,320 by 2033
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Loop 570 over Draw built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1959.

What condition is Loop 570 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 June 2024.

How much traffic does Loop 570 over Draw carry?

About 1,448 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is Loop 570 over Draw?

The structure is 29 ft (8.8 m) long with a longest span of 3 ft (0.9 m) and a deck 47 ft wide.

Who owns Loop 570 over Draw?

It is owned by the State Highway Agency.