US Bridges

Iris RD over Cypress Creek

Fair

Houston County, Alabama · US 231 to CO RD 19 · Structure no. 011948

Built
1978
47 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
57 ft
4 main spans
Daily traffic
240
1992 count
Owner
County
County Highway Agency

About this bridge

Iris RD over Cypress Creek is a concrete culvert carrying Iris RD over Cypress Creek in Houston County, Alabama. It was built in 1978, so it is 47 years old, younger than the Alabama average of 51.1 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 240 vehicles a day, roughly 3% of them trucks, projected to reach 850 by 2033. The structure is 57 ft (17.5 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesIris RD
CrossesCypress Creek
LocationUS 231 to CO RD 19
RouteCounty Highway 0
CountyHouston County
StateAlabama
Coordinates31.1303, -85.40024
Functional classRural Minor 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating98 US tons
Inventory rating98 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadUnknown
Structure length57 ft (17.5 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (1992)
Projected traffic850 by 2033
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$827,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Iris RD over Cypress Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Iris RD over Cypress 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 June 2023.

How much traffic does Iris RD over Cypress Creek carry?

About 240 vehicles per day (1992 count), of which roughly 3% are trucks.

How long is Iris RD over Cypress Creek?

The structure is 57 ft (17.5 m) long with a longest span of 14 ft (4.3 m).

Who owns Iris RD over Cypress Creek?

It is owned by the County Highway Agency.