US Bridges

Walnut Grove Road over North Prong Creek

Good

Ellis County, Texas · 1.0 MI N of JCT FM 1387 · Structure no. 180710D00395001

Built
1991
34 years old
Condition
Good
inspected December 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
3,552
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Walnut Grove Road over North Prong Creek is a prestressed concrete stringer/multi-beam or girder carrying Walnut Grove Road over North Prong Creek in Ellis 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 good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,552 vehicles a day, roughly 2% of them trucks, projected to reach 600 by 2035. The structure is 70 ft (21.3 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesWalnut Grove Road
CrossesNorth Prong Creek
Location1.0 MI N of JCT FM 1387
RouteCity Street 0
CountyEllis County
StateTexas
Coordinates32.50166, -96.94239
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span69 ft (21 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,552 (2019)
Projected traffic600 by 2035
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$45,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Walnut Grove Road over North Prong Creek built?

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

What condition is Walnut Grove Road over North Prong Creek 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 December 2022.

How much traffic does Walnut Grove Road over North Prong Creek carry?

About 3,552 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is Walnut Grove Road over North Prong Creek?

The structure is 70 ft (21.3 m) long with a longest span of 69 ft (21 m) and a deck 30 ft wide.

Who owns Walnut Grove Road over North Prong Creek?

It is owned by the City or Municipal Highway Agency.