US Bridges

Loop 12 NB over Grauwyler RD

Good

Dallas County, Texas · 0.4 MI S of SH 183 · Structure no. 180570058102407

Built
2022
3 years old
Condition
Good
inspected November 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
330 ft
3 main spans
Daily traffic
68,481
2021 count
Owner
State
State Highway Agency

About this bridge

Loop 12 NB over Grauwyler RD is a prestressed concrete stringer/multi-beam or girder carrying Loop 12 NB over Grauwyler RD in Dallas County, Texas. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 68,481 vehicles a day, roughly 11% of them trucks, projected to reach 95,874 by 2041. The structure is 330 ft (100.6 m) long and 70 ft wide.

Location

Open in Google Maps
CarriesLoop 12 NB
CrossesGrauwyler RD
Location0.4 MI S of SH 183
RouteState Highway 12
CountyDallas County
StateTexas
Coordinates32.83033, -96.91648
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
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 spans3
Design loadHL 93
Structure length330 ft (100.6 m)
Longest span121 ft (36.9 m)
Deck width70 ft (21.3 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic68,481 (2021)
Projected traffic95,874 by 2041
Trucks11%
Lanes on structure6
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 Loop 12 NB over Grauwyler RD built?

It was built in 2022, making it 3 years old in 2025.

What condition is Loop 12 NB over Grauwyler RD 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 November 2022.

How much traffic does Loop 12 NB over Grauwyler RD carry?

About 68,481 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is Loop 12 NB over Grauwyler RD?

The structure is 330 ft (100.6 m) long with a longest span of 121 ft (36.9 m) and a deck 70 ft wide.

Who owns Loop 12 NB over Grauwyler RD?

It is owned by the State Highway Agency.