US Bridges

IH 27 SB over North Loop 461

Good

Lubbock County, Texas · 0.60 MI N of FM 1729 · Structure no. 051520006707060

Built
2003
22 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
150 ft
2 main spans
Daily traffic
9,111
2019 count
Owner
State
State Highway Agency

About this bridge

IH 27 SB over North Loop 461 is a prestressed concrete box beam or girders - multiple carrying IH 27 SB over North Loop 461 in Lubbock County, Texas. It was built in 2003, so it is 22 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 9,111 vehicles a day, roughly 18% of them trucks, projected to reach 9,650 by 2033. The structure is 150 ft (45.7 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 27 SB
CrossesNorth Loop 461
Location0.60 MI N of FM 1729
RouteInterstate 27
StateTexas
Coordinates33.74549, -101.83803
Functional classRural Principal Arterial - Interstate

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.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span75 ft (22.9 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,111 (2019)
Projected traffic9,650 by 2033
Trucks18%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 27 SB over North Loop 461 built?

It was built in 2003, making it 22 years old in 2025.

What condition is IH 27 SB over North Loop 461 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 July 2023.

How much traffic does IH 27 SB over North Loop 461 carry?

About 9,111 vehicles per day (2019 count), of which roughly 18% are trucks.

How long is IH 27 SB over North Loop 461?

The structure is 150 ft (45.7 m) long with a longest span of 75 ft (22.9 m) and a deck 42 ft wide.

Who owns IH 27 SB over North Loop 461?

It is owned by the State Highway Agency.