US Bridges

SH 21 over Banita Creek

Fair

Nacogdoches County, Texas · 0.20 MI W of Bus 59 · Structure no. 111740011808070

Built
1957
68 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
100 ft
4 main spans
Daily traffic
7,745
2020 count
Owner
State
State Highway Agency

About this bridge

SH 21 over Banita Creek is a concrete slab carrying SH 21 over Banita Creek in Nacogdoches County, Texas. It was built in 1957, so it is 68 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 5 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 7,745 vehicles a day, roughly 6% of them trucks, projected to reach 10,843 by 2040. The structure is 100 ft (30.5 m) long and 50 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSH 21
CrossesBanita Creek
Location0.20 MI W of Bus 59
RouteState Highway 21
CountyNacogdoches County
StateTexas
Coordinates31.60492, -94.65814
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadOther
Structure length100 ft (30.5 m)
Longest span25 ft (7.6 m)
Deck width50 ft (15.3 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,745 (2020)
Projected traffic10,843 by 2040
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$10,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 21 over Banita Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is SH 21 over Banita Creek 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 March 2024.

How much traffic does SH 21 over Banita Creek carry?

About 7,745 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is SH 21 over Banita Creek?

The structure is 100 ft (30.5 m) long with a longest span of 25 ft (7.6 m) and a deck 50 ft wide.

Who owns SH 21 over Banita Creek?

It is owned by the State Highway Agency.