US Bridges

Blair RD over Hog Branch

Good

Denton County, Texas · 0.15 MI E of FM 156 · Structure no. 180610AA0473001

Built
2005
20 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
383
2019 count
Owner
County
County Highway Agency

About this bridge

Blair RD over Hog Branch is a prestressed concrete stringer/multi-beam or girder carrying Blair RD over Hog Branch in Denton County, Texas. It was built in 2005, so it is 20 years old, younger 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 383 vehicles a day, roughly 5% of them trucks, projected to reach 300 by 2033. The structure is 80 ft (24.4 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesBlair RD
CrossesHog Branch
Location0.15 MI E of FM 156
RouteCounty Highway 0
CountyDenton County
StateTexas
Coordinates33.15057, -97.28699
Functional classRural 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 protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span80 ft (24.4 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic383 (2019)
Projected traffic300 by 2033
Trucks5%
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$5,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Blair RD over Hog Branch built?

It was built in 2005, making it 20 years old in 2025.

What condition is Blair RD over Hog Branch 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 February 2023.

How much traffic does Blair RD over Hog Branch carry?

About 383 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Blair RD over Hog Branch?

The structure is 80 ft (24.4 m) long with a longest span of 80 ft (24.4 m) and a deck 30 ft wide.

Who owns Blair RD over Hog Branch?

It is owned by the County Highway Agency.