US Bridges

CR 3109 over Chaffin Branch

Good

Camp County, Texas · 0.4 MI E of FM 1519 · Structure no. 190320AA3109002

Built
1969
56 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
24 ft
3 main spans
Daily traffic
400
2013 count
Owner
County
County Highway Agency

About this bridge

CR 3109 over Chaffin Branch is a concrete culvert carrying CR 3109 over Chaffin Branch in Camp County, Texas. It was built in 1969, so it is 56 years old, older 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 400 vehicles a day, roughly 22% of them trucks, projected to reach 600 by 2033. The structure is 24 ft (7.3 m) long and 81 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCR 3109
CrossesChaffin Branch
Location0.4 MI E of FM 1519
RouteCounty Highway 3109
StateTexas
Coordinates32.9875, -95.07711
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadOther
Structure length24 ft (7.3 m)
Longest span7 ft (2.1 m)
Deck width81 ft (24.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2013)
Projected traffic600 by 2033
Trucks22%
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

OwnerCounty Highway Agency
Maintained byCounty 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 CR 3109 over Chaffin Branch built?

It was built in 1969, making it 56 years old in 2025.

What condition is CR 3109 over Chaffin 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 May 2024.

How much traffic does CR 3109 over Chaffin Branch carry?

About 400 vehicles per day (2013 count), of which roughly 22% are trucks.

How long is CR 3109 over Chaffin Branch?

The structure is 24 ft (7.3 m) long with a longest span of 7 ft (2.1 m) and a deck 81 ft wide.

Who owns CR 3109 over Chaffin Branch?

It is owned by the County Highway Agency.