US Bridges

FM 822 over Knapp Branch

Good

Jackson County, Texas · 4.4 MI SE of SH 111 · Structure no. 131210144401006

Built
2020
5 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
36 ft
3 main spans
Daily traffic
125
2019 count
Owner
State
State Highway Agency

About this bridge

FM 822 over Knapp Branch is a concrete culvert carrying FM 822 over Knapp Branch in Jackson County, Texas. It was built in 2020, so it is 5 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 125 vehicles a day, roughly 11% of them trucks, projected to reach 175 by 2039. The structure is 36 ft (11 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFM 822
CrossesKnapp Branch
Location4.4 MI SE of SH 111
RouteState Highway 822
StateTexas
Coordinates29.08184, -96.79693
Functional classRural Minor Collector

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length36 ft (11 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2019)
Projected traffic175 by 2039
Trucks11%
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 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 FM 822 over Knapp Branch built?

It was built in 2020, making it 5 years old in 2025.

What condition is FM 822 over Knapp Branch 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 April 2023.

How much traffic does FM 822 over Knapp Branch carry?

About 125 vehicles per day (2019 count), of which roughly 11% are trucks.

How long is FM 822 over Knapp Branch?

The structure is 36 ft (11 m) long with a longest span of 8 ft (2.4 m).

Who owns FM 822 over Knapp Branch?

It is owned by the State Highway Agency.