US Bridges

FM 3169 over Drain

Fair

Zapata County, Texas · Appx 14.2 MI NE of US 83 · Structure no. 212530309903005

Built
1982
43 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
36 ft
3 main spans
Daily traffic
65
2024 count
Owner
State
State Highway Agency

About this bridge

FM 3169 over Drain is a concrete culvert carrying FM 3169 over Drain in Zapata County, Texas. It was built in 1982, so it is 43 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 65 vehicles a day, roughly 24% of them trucks, projected to reach 140 by 2033. The structure is 36 ft (11 m) long and 32 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesFM 3169
CrossesDrain
LocationAppx 14.2 MI NE of US 83
RouteState Highway 3169
StateTexas
Coordinates27.14987, -99.24783
Functional classRural Major Collector

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 inspectionAugust 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 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
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length36 ft (11 m)
Longest span8 ft (2.4 m)
Deck width32 ft (9.7 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65 (2024)
Projected traffic140 by 2033
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 3169 over Drain built?

It was built in 1982, making it 43 years old in 2025.

What condition is FM 3169 over Drain 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 August 2024.

How much traffic does FM 3169 over Drain carry?

About 65 vehicles per day (2024 count), of which roughly 24% are trucks.

How long is FM 3169 over Drain?

The structure is 36 ft (11 m) long with a longest span of 8 ft (2.4 m) and a deck 32 ft wide.

Who owns FM 3169 over Drain?

It is owned by the State Highway Agency.