US Bridges

Bus Loop 20 (r) over Moore Slough

Fair

Taylor County, Texas · 0.70 MI E of US 83 · Structure no. 082210000618032

Built
1928
97 years old, rebuilt 1959
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
58 ft
10 main spans
Daily traffic
10,696
2022 count
Owner
State
State Highway Agency

About this bridge

Bus Loop 20 (r) over Moore Slough is a concrete culvert carrying Bus Loop 20 (r) over Moore Slough in Taylor 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 10,696 vehicles a day, roughly 7% of them trucks, projected to reach 20,270 by 2033. The structure is 58 ft (17.7 m) long and 74 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBus Loop 20 (r)
CrossesMoore Slough
Location0.70 MI E of US 83
RouteState Highway 20
CountyTaylor County
StateTexas
Coordinates32.45157, -99.77361
Functional classUrban Other Principal Arterial

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 inspectionApril 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 geometry5: 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 rating43 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans10
Design loadH 15
Structure length58 ft (17.7 m)
Longest span5 ft (1.5 m)
Deck width74 ft (22.6 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,696 (2022)
Projected traffic20,270 by 2033
Trucks7%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Bus Loop 20 (r) over Moore Slough built?

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

What condition is Bus Loop 20 (r) over Moore Slough 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 April 2023.

How much traffic does Bus Loop 20 (r) over Moore Slough carry?

About 10,696 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Bus Loop 20 (r) over Moore Slough?

The structure is 58 ft (17.7 m) long with a longest span of 5 ft (1.5 m) and a deck 74 ft wide.

Who owns Bus Loop 20 (r) over Moore Slough?

It is owned by the State Highway Agency.