US Bridges

FM 3476 over North Flat Creek

Fair

McLennan County, Texas · 0.7 MI S of SH 6 · Structure no. 091610001521433

Built
1992
33 years old, rebuilt 2010
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
128 ft
4 main spans
Daily traffic
11,618
2020 count
Owner
State
State Highway Agency

About this bridge

FM 3476 over North Flat Creek is a concrete stringer/multi-beam or girder carrying FM 3476 over North Flat Creek in McLennan County, Texas. It was built in 1992 and reconstructed in 2010, so it is 33 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 11,618 vehicles a day, roughly 12% of them trucks, projected to reach 14,370 by 2033. The structure is 128 ft (39 m) long and 86 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFM 3476
CrossesNorth Flat Creek
Location0.7 MI S of SH 6
RouteState Highway 3476
StateTexas
Coordinates31.48965, -97.17046
Functional classUrban Minor 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length128 ft (39 m)
Longest span32 ft (9.8 m)
Deck width86 ft (26.2 m)
Roadway width83 ft (25.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,618 (2020)
Projected traffic14,370 by 2033
Trucks12%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 3476 over North Flat Creek built?

It was built in 1992, making it 33 years old in 2025. It was reconstructed in 2010.

What condition is FM 3476 over North Flat Creek 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 January 2023.

How much traffic does FM 3476 over North Flat Creek carry?

About 11,618 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is FM 3476 over North Flat Creek?

The structure is 128 ft (39 m) long with a longest span of 32 ft (9.8 m) and a deck 86 ft wide.

Who owns FM 3476 over North Flat Creek?

It is owned by the State Highway Agency.