US Bridges

CR 3620 over Tantabogue Crk Trib

FairPosted for load

Houston County, Texas · 0.5 MI S of FM 230 · Structure no. 111140AA0361001

Built
2002
23 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
55
2013 count
Owner
County
County Highway Agency

About this bridge

CR 3620 over Tantabogue Crk Trib is a steel stringer/multi-beam or girder carrying CR 3620 over Tantabogue Crk Trib in Houston County, Texas. It was built in 2002, so it is 23 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 55 vehicles a day, projected to reach 65 by 2033. The structure is 31 ft (9.4 m) long and 16 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCR 3620
CrossesTantabogue Crk Trib
Location0.5 MI S of FM 230
RouteCounty Highway 3620
CountyHouston County
StateTexas
Coordinates31.09099, -95.47947
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating34.7 US tons
Inventory rating20.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckOpen grating
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span29 ft (8.8 m)
Deck width16 ft (4.9 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (2013)
Projected traffic65 by 2033
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 3620 over Tantabogue Crk Trib built?

It was built in 2002, making it 23 years old in 2025.

What condition is CR 3620 over Tantabogue Crk Trib 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 April 2023.

How much traffic does CR 3620 over Tantabogue Crk Trib carry?

About 55 vehicles per day (2013 count).

How long is CR 3620 over Tantabogue Crk Trib?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.8 m) and a deck 16 ft wide.

Who owns CR 3620 over Tantabogue Crk Trib?

It is owned by the County Highway Agency.