US Bridges

FM 109 over Dry Creek

Good

Colorado County, Texas · 0.75 MI N of SH 71 Bus · Structure no. 130450071602023

Built
1987
38 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
53 ft
5 main spans
Daily traffic
3,179
2021 count
Owner
State
State Highway Agency

About this bridge

FM 109 over Dry Creek is a concrete culvert carrying FM 109 over Dry Creek in Colorado 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 3,179 vehicles a day, roughly 10% of them trucks, projected to reach 4,196 by 2041. The structure is 53 ft (16.2 m) long and 58 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesFM 109
CrossesDry Creek
Location0.75 MI N of SH 71 Bus
RouteState Highway 109
StateTexas
Coordinates29.72973, -96.55236
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadUnknown
Structure length53 ft (16.2 m)
Longest span10 ft (3 m)
Deck width58 ft (17.7 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,179 (2021)
Projected traffic4,196 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 109 over Dry Creek built?

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

What condition is FM 109 over Dry 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 2023.

How much traffic does FM 109 over Dry Creek carry?

About 3,179 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is FM 109 over Dry Creek?

The structure is 53 ft (16.2 m) long with a longest span of 10 ft (3 m) and a deck 58 ft wide.

Who owns FM 109 over Dry Creek?

It is owned by the State Highway Agency.