US Bridges

FM 2004 over Dow Fresh Water Canal

Good

Brazoria County, Texas · 0.65 MI S of SH 332 · Structure no. 120200252302016

Built
1981
44 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
263 ft
3 main spans
Daily traffic
7,571
2020 count
Owner
State
State Highway Agency

About this bridge

FM 2004 over Dow Fresh Water Canal is a prestressed concrete stringer/multi-beam or girder carrying FM 2004 over Dow Fresh Water Canal in Brazoria County, Texas. It was built in 1981, so it is 44 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 7,571 vehicles a day, roughly 6% of them trucks, projected to reach 8,730 by 2033. The structure is 263 ft (80.1 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesFM 2004
CrossesDow Fresh Water Canal
Location0.65 MI S of SH 332
RouteState Highway 2004
CountyBrazoria County
StateTexas
Coordinates29.03743, -95.47122
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length263 ft (80.1 m)
Longest span100 ft (30.5 m)
Deck width50 ft (15.1 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,571 (2020)
Projected traffic8,730 by 2033
Trucks6%
Lanes on structure2
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 2004 over Dow Fresh Water Canal built?

It was built in 1981, making it 44 years old in 2025.

What condition is FM 2004 over Dow Fresh Water Canal 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 2004 over Dow Fresh Water Canal carry?

About 7,571 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is FM 2004 over Dow Fresh Water Canal?

The structure is 263 ft (80.1 m) long with a longest span of 100 ft (30.5 m) and a deck 50 ft wide.

Who owns FM 2004 over Dow Fresh Water Canal?

It is owned by the State Highway Agency.