US Bridges

FM 3476 over SH 6 (lp 340)

Good

McLennan County, Texas · 1.1 MI NW of IH 35 · Structure no. 091610025809448

Built
1999
26 years old
Condition
Good
inspected January 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
282 ft
2 main spans
Daily traffic
21,005
2017 count
Owner
State
State Highway Agency

About this bridge

FM 3476 over SH 6 (lp 340) is a prestressed concrete box beam or girders - multiple carrying FM 3476 over SH 6 (lp 340) in McLennan County, Texas. It was built in 1999, so it is 26 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 21,005 vehicles a day, roughly 6% of them trucks, projected to reach 29,410 by 2037. The structure is 282 ft (86 m) long and 83 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFM 3476
CrossesSH 6 (lp 340)
Location1.1 MI NW of IH 35
RouteState Highway 3476
StateTexas
Coordinates31.49777, -97.1642
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length282 ft (86 m)
Longest span92 ft (28 m)
Deck width83 ft (25.2 m)
Roadway width75 ft (22.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,005 (2017)
Projected traffic29,410 by 2037
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was FM 3476 over SH 6 (lp 340) built?

It was built in 1999, making it 26 years old in 2025.

What condition is FM 3476 over SH 6 (lp 340) 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 January 2023.

How much traffic does FM 3476 over SH 6 (lp 340) carry?

About 21,005 vehicles per day (2017 count), of which roughly 6% are trucks.

How long is FM 3476 over SH 6 (lp 340)?

The structure is 282 ft (86 m) long with a longest span of 92 ft (28 m) and a deck 83 ft wide.

Who owns FM 3476 over SH 6 (lp 340)?

It is owned by the State Highway Agency.