US Bridges

Mercer Road over Ash Creek

Fair

Dallas County, Texas · 0.5 MI SW of Lp 12 · Structure no. 1805709M4900001

Built
1967
58 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
67 ft
1 main span
Daily traffic
924
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mercer Road over Ash Creek is a prestressed concrete stringer/multi-beam or girder carrying Mercer Road over Ash Creek in Dallas County, Texas. It was built in 1967, so it is 58 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 924 vehicles a day, projected to reach 1,604 by 2041. The structure is 67 ft (20.4 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMercer Road
CrossesAsh Creek
Location0.5 MI SW of Lp 12
RouteCity Street 0
StateTexas
Coordinates32.81743, -96.70014
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating39 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length67 ft (20.4 m)
Longest span65 ft (19.8 m)
Deck width48 ft (14.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic924 (2019)
Projected traffic1,604 by 2041
Trucks0%
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mercer Road over Ash Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is Mercer Road over Ash Creek 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 December 2024.

How much traffic does Mercer Road over Ash Creek carry?

About 924 vehicles per day (2019 count).

How long is Mercer Road over Ash Creek?

The structure is 67 ft (20.4 m) long with a longest span of 65 ft (19.8 m) and a deck 48 ft wide.

Who owns Mercer Road over Ash Creek?

It is owned by the City or Municipal Highway Agency.