US Bridges

Armstrong Pkwy over Turtle CR Trib

Fair

Dallas County, Texas · 0.2 MI E of Preston RD · Structure no. 1805709HP050002

Built
1915
110 years old
Condition
Fair
inspected May 2023
Type
Arch - Deck
Concrete
Length
35 ft
1 main span
Daily traffic
6,214
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Armstrong Pkwy over Turtle CR Trib is a concrete arch - deck carrying Armstrong Pkwy over Turtle CR Trib in Dallas County, Texas. It was built in 1915, so it is 110 years old, older 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 6,214 vehicles a day, roughly 3% of them trucks, projected to reach 231 by 2041. The structure is 35 ft (10.7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesArmstrong Pkwy
CrossesTurtle CR Trib
Location0.2 MI E of Preston RD
RouteCity Street 0
StateTexas
Coordinates32.82322, -96.79901
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length35 ft (10.7 m)
Longest span31 ft (9.4 m)
Deck width43 ft (13.1 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,214 (2022)
Projected traffic231 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Armstrong Pkwy over Turtle CR Trib built?

It was built in 1915, making it 110 years old in 2025.

What condition is Armstrong Pkwy over Turtle CR Trib 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 May 2023.

How much traffic does Armstrong Pkwy over Turtle CR Trib carry?

About 6,214 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Armstrong Pkwy over Turtle CR Trib?

The structure is 35 ft (10.7 m) long with a longest span of 31 ft (9.4 m) and a deck 43 ft wide.

Who owns Armstrong Pkwy over Turtle CR Trib?

It is owned by the City or Municipal Highway Agency.