US Bridges

FM 2100 FR over Harris Branch (jackson B

Fair

Harris County, Texas · 1.9 MI N of US 90 · Structure no. 121020106204196

Built
2012
13 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
2,700
2023 count
Owner
State
State Highway Agency

About this bridge

FM 2100 FR over Harris Branch (jackson B is a concrete culvert carrying FM 2100 FR over Harris Branch (jackson B in Harris County, Texas. It was built in 2012, so it is 13 years old, younger 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 2,700 vehicles a day, roughly 7% of them trucks, projected to reach 3,780 by 2042. The structure is 24 ft (7.3 m) long and 134 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesFM 2100 FR
CrossesHarris Branch (jackson B
Location1.9 MI N of US 90
RouteState Highway 2100
CountyHarris County
StateTexas
Coordinates29.91104, -95.06859
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: 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 spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width134 ft (40.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2023)
Projected traffic3,780 by 2042
Trucks7%
Lanes on structure2
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 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 2100 FR over Harris Branch (jackson B built?

It was built in 2012, making it 13 years old in 2025.

What condition is FM 2100 FR over Harris Branch (jackson B 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 September 2024.

How much traffic does FM 2100 FR over Harris Branch (jackson B carry?

About 2,700 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is FM 2100 FR over Harris Branch (jackson B?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m) and a deck 134 ft wide.

Who owns FM 2100 FR over Harris Branch (jackson B?

It is owned by the State Highway Agency.