US Bridges

Harbor Town DR over White Rock Creek Trib

Good

Collin County, Texas · 0.30 MI SE of Hilton Head · Structure no. 1804309H1420001

Built
1980
45 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
92 ft
3 main spans
Daily traffic
478
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Harbor Town DR over White Rock Creek Trib is a concrete stringer/multi-beam or girder carrying Harbor Town DR over White Rock Creek Trib in Collin County, Texas. It was built in 1980, so it is 45 years old, older 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 478 vehicles a day, projected to reach 1,300 by 2031. The structure is 92 ft (28 m) long and 38 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesHarbor Town DR
CrossesWhite Rock Creek Trib
Location0.30 MI SE of Hilton Head
RouteCity Street 0
StateTexas
Coordinates32.98766, -96.823
Functional classUrban Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length92 ft (28 m)
Longest span30 ft (9.1 m)
Deck width38 ft (11.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic478 (2022)
Projected traffic1,300 by 2031
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Harbor Town DR over White Rock Creek Trib built?

It was built in 1980, making it 45 years old in 2025.

What condition is Harbor Town DR over White Rock Creek Trib 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 March 2023.

How much traffic does Harbor Town DR over White Rock Creek Trib carry?

About 478 vehicles per day (2022 count).

How long is Harbor Town DR over White Rock Creek Trib?

The structure is 92 ft (28 m) long with a longest span of 30 ft (9.1 m) and a deck 38 ft wide.

Who owns Harbor Town DR over White Rock Creek Trib?

It is owned by the City or Municipal Highway Agency.