US Bridges

County Line RD over SH 183

Good

Dallas County, Texas · 0.6 MI W of SH 161 · Structure no. 180570009403074

Built
1974
51 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
410 ft
4 main spans
Daily traffic
100
2012 count
Owner
State
State Highway Agency

About this bridge

County Line RD over SH 183 is a prestressed concrete stringer/multi-beam or girder carrying County Line RD over SH 183 in Dallas County, Texas. It was built in 1974, so it is 51 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 100 vehicles a day, projected to reach 180 by 2032. The structure is 410 ft (125 m) long and 50 ft wide.

CarriesCounty Line RD
CrossesSH 183
Location0.6 MI W of SH 161
RouteCity Street 0
StateTexas
Coordinates32.83758, -97.03036
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.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable 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 spans4
Design loadHS 20
Structure length410 ft (125 m)
Longest span102 ft (31.1 m)
Deck width50 ft (15.1 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2012)
Projected traffic180 by 2032
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Line RD over SH 183 built?

It was built in 1974, making it 51 years old in 2025.

What condition is County Line RD over SH 183 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 January 2024.

How much traffic does County Line RD over SH 183 carry?

About 100 vehicles per day (2012 count).

How long is County Line RD over SH 183?

The structure is 410 ft (125 m) long with a longest span of 102 ft (31.1 m) and a deck 50 ft wide.

Who owns County Line RD over SH 183?

It is owned by the State Highway Agency.