US Bridges

Onward Road over North Prong Creek

FairPosted for load

Ellis County, Texas · 1.85 MI N/Mockingbird LN · Structure no. 180710D00360001

Built
1963
62 years old
Condition
Fair
inspected December 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
53 ft
2 main spans
Daily traffic
92
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Onward Road over North Prong Creek is a steel continuous stringer/multi-beam or girder carrying Onward Road over North Prong Creek in Ellis County, Texas. It was built in 1963, so it is 62 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 92 vehicles a day, projected to reach 140 by 2035. The structure is 53 ft (16.2 m) long and 17 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesOnward Road
CrossesNorth Prong Creek
Location1.85 MI N/Mockingbird LN
RouteCity Street 0
StateTexas
Coordinates32.51984, -96.95684
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating34 US tons
Inventory rating24 US tons

Structure

MaterialSteel Continuous
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length53 ft (16.2 m)
Longest span24 ft (7.3 m)
Deck width17 ft (5.1 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic92 (2023)
Projected traffic140 by 2035
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$3,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Onward Road over North Prong Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is Onward Road over North Prong 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 2022.

How much traffic does Onward Road over North Prong Creek carry?

About 92 vehicles per day (2023 count).

How long is Onward Road over North Prong Creek?

The structure is 53 ft (16.2 m) long with a longest span of 24 ft (7.3 m) and a deck 17 ft wide.

Who owns Onward Road over North Prong Creek?

It is owned by the City or Municipal Highway Agency.