US Bridges

FM 660 over Red Oak Creek

Fair

Ellis County, Texas · 6.15 MI SE of IH 45 · Structure no. 180710104802028

Built
2003
22 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
203 ft
2 main spans
Daily traffic
1,103
2023 count
Owner
State
State Highway Agency

About this bridge

FM 660 over Red Oak Creek is a prestressed concrete box beam or girders - multiple carrying FM 660 over Red Oak Creek in Ellis County, Texas. It was built in 2003, so it is 22 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 1,103 vehicles a day, roughly 5% of them trucks, projected to reach 1,428 by 2042. The structure is 203 ft (61.9 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFM 660
CrossesRed Oak Creek
Location6.15 MI SE of IH 45
RouteState Highway 660
StateTexas
Coordinates32.48091, -96.5813
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadHS 20
Structure length203 ft (61.9 m)
Longest span79 ft (24.1 m)
Deck width45 ft (13.8 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,103 (2023)
Projected traffic1,428 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 660 over Red Oak Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is FM 660 over Red Oak 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 February 2024.

How much traffic does FM 660 over Red Oak Creek carry?

About 1,103 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is FM 660 over Red Oak Creek?

The structure is 203 ft (61.9 m) long with a longest span of 79 ft (24.1 m) and a deck 45 ft wide.

Who owns FM 660 over Red Oak Creek?

It is owned by the State Highway Agency.