US Bridges

SH 47 SB over FM 1179

Good

Brazos County, Texas · 1.17 MI S of FM 1688 · Structure no. 170210313802010

Built
2008
17 years old
Condition
Good
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
270 ft
3 main spans
Daily traffic
8,356
2021 count
Owner
State
State Highway Agency

About this bridge

SH 47 SB over FM 1179 is a prestressed concrete box beam or girders - multiple carrying SH 47 SB over FM 1179 in Brazos County, Texas. It was built in 2008, so it is 17 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 8,356 vehicles a day, roughly 8% of them trucks, projected to reach 11,698 by 2041. The structure is 270 ft (82.3 m) long and 40 ft wide.

CarriesSH 47 SB
CrossesFM 1179
Location1.17 MI S of FM 1688
RouteState Highway 47
StateTexas
Coordinates30.60645, -96.41056
Functional classUrban Other Principal 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 inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length270 ft (82.3 m)
Longest span90 ft (27.4 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,356 (2021)
Projected traffic11,698 by 2041
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 SH 47 SB over FM 1179 built?

It was built in 2008, making it 17 years old in 2025.

What condition is SH 47 SB over FM 1179 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 February 2023.

How much traffic does SH 47 SB over FM 1179 carry?

About 8,356 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is SH 47 SB over FM 1179?

The structure is 270 ft (82.3 m) long with a longest span of 90 ft (27.4 m) and a deck 40 ft wide.

Who owns SH 47 SB over FM 1179?

It is owned by the State Highway Agency.