US Bridges

SH 21 over Morral Creek

Good

Nacogdoches County, Texas · 14.6 MI E Angelina River · Structure no. 111740011806079

Built
1987
38 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
4,322
2020 count
Owner
State
State Highway Agency

About this bridge

SH 21 over Morral Creek is a concrete culvert carrying SH 21 over Morral Creek in Nacogdoches County, Texas. It was built in 1987, so it is 38 years old, younger 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 4,322 vehicles a day, roughly 13% of them trucks, projected to reach 6,051 by 2040. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 18 mi (29 km).

CarriesSH 21
CrossesMorral Creek
Location14.6 MI E Angelina River
RouteState Highway 21
StateTexas
Coordinates31.62363, -94.72525
Functional classRural Minor Arterial

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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
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 spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,322 (2020)
Projected traffic6,051 by 2040
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 21 over Morral Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is SH 21 over Morral Creek 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 March 2024.

How much traffic does SH 21 over Morral Creek carry?

About 4,322 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is SH 21 over Morral Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns SH 21 over Morral Creek?

It is owned by the State Highway Agency.