US Bridges

FM 2917 over New Bayou

Good

Brazoria County, Texas · 6.52 MI E of SH 35 · Structure no. 120200293802006

Built
1992
33 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
107 ft
3 main spans
Daily traffic
3,003
2023 count
Owner
State
State Highway Agency

About this bridge

FM 2917 over New Bayou is a prestressed concrete box beam or girders - multiple carrying FM 2917 over New Bayou in Brazoria County, Texas. It was built in 1992, 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 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 3,003 vehicles a day, roughly 10% of them trucks, projected to reach 3,690 by 2033. The structure is 107 ft (32.6 m) long and 47 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesFM 2917
CrossesNew Bayou
Location6.52 MI E of SH 35
RouteState Highway 2917
StateTexas
Coordinates29.27764, -95.20261
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than 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 rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length107 ft (32.6 m)
Longest span35 ft (10.7 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,003 (2023)
Projected traffic3,690 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 2917 over New Bayou built?

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

What condition is FM 2917 over New Bayou 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 November 2024.

How much traffic does FM 2917 over New Bayou carry?

About 3,003 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is FM 2917 over New Bayou?

The structure is 107 ft (32.6 m) long with a longest span of 35 ft (10.7 m) and a deck 47 ft wide.

Who owns FM 2917 over New Bayou?

It is owned by the State Highway Agency.