US Bridges

Tiffany DR over Hcfcd Unit C147-00-00

FairPosted for load

Harris County, Texas · 0.35 MI E of S Post Oak · Structure no. 121020B64329531

Built
1950
75 years old, rebuilt 1999
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
33 ft
1 main span
Daily traffic
70
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

Tiffany DR over Hcfcd Unit C147-00-00 is a wood or timber stringer/multi-beam or girder carrying Tiffany DR over Hcfcd Unit C147-00-00 in Harris County, Texas. It was built in 1950 and reconstructed in 1999, so it is 75 years old, older 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. Its operating status is: posted for load restriction.

It carries about 70 vehicles a day, roughly 5% of them trucks, projected to reach 440 by 2031. The structure is 33 ft (10.1 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesTiffany DR
CrossesHcfcd Unit C147-00-00
Location0.35 MI E of S Post Oak
RouteCity Street 0
CountyHarris County
StateTexas
Coordinates29.61602, -95.45973
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29 US tons
Inventory rating20.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1 (+2 approach)
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span15 ft (4.6 m)
Deck width22 ft (6.6 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2011)
Projected traffic440 by 2031
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Tiffany DR over Hcfcd Unit C147-00-00 built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1999.

What condition is Tiffany DR over Hcfcd Unit C147-00-00 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 September 2023.

How much traffic does Tiffany DR over Hcfcd Unit C147-00-00 carry?

About 70 vehicles per day (2011 count), of which roughly 5% are trucks.

How long is Tiffany DR over Hcfcd Unit C147-00-00?

The structure is 33 ft (10.1 m) long with a longest span of 15 ft (4.6 m) and a deck 22 ft wide.

Who owns Tiffany DR over Hcfcd Unit C147-00-00?

It is owned by the City or Municipal Highway Agency.