US Bridges

Royal LN over Elm Fork Trinity River

Fair

Dallas County, Texas · 0.6 MI W of Luna RD · Structure no. 180570D07160004

Built
1991
34 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,100 ft
11 main spans
Daily traffic
18,230
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

Royal LN over Elm Fork Trinity River is a prestressed concrete stringer/multi-beam or girder carrying Royal LN over Elm Fork Trinity River in Dallas County, Texas. It was built in 1991, so it is 34 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 18,230 vehicles a day, roughly 5% of them trucks, projected to reach 28,320 by 2031. The structure is 1,100 ft (335.3 m) long and 88 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesRoyal LN
CrossesElm Fork Trinity River
Location0.6 MI W of Luna RD
RouteCity Street 0
StateTexas
Coordinates32.89561, -96.92892
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: 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, precast panels
Main spans11
Design loadHS 20
Structure length1,100 ft (335.3 m)
Longest span100 ft (30.5 m)
Deck width88 ft (26.9 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,230 (2011)
Projected traffic28,320 by 2031
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$138,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Royal LN over Elm Fork Trinity River built?

It was built in 1991, making it 34 years old in 2025.

What condition is Royal LN over Elm Fork Trinity River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does Royal LN over Elm Fork Trinity River carry?

About 18,230 vehicles per day (2011 count), of which roughly 5% are trucks.

How long is Royal LN over Elm Fork Trinity River?

The structure is 1,100 ft (335.3 m) long with a longest span of 100 ft (30.5 m) and a deck 88 ft wide.

Who owns Royal LN over Elm Fork Trinity River?

It is owned by the City or Municipal Highway Agency.