US Bridges

Old Robinson Road over Flat Creek

FairPosted for load

McLennan County, Texas · 0.35 MI SW of US 77 · Structure no. 091610K00455001

Built
1970
55 years old
Condition
Fair
inspected February 2024
Type
Other
Prestressed Concrete
Length
60 ft
2 main spans
Daily traffic
1,302
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old Robinson Road over Flat Creek is a prestressed concrete other carrying Old Robinson Road over Flat Creek in McLennan County, Texas. It was built in 1970, so it is 55 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 1,302 vehicles a day, roughly 3% of them trucks, projected to reach 1,400 by 2032. The structure is 60 ft (18.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesOld Robinson Road
CrossesFlat Creek
Location0.35 MI SW of US 77
RouteCity Street 0
CountyMcLennan County
StateTexas
Coordinates31.47384, -97.12217
Functional classUrban Minor Arterial

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.
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating24 US tons

Structure

Structure typeOther
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span30 ft (9.1 m)
Deck width24 ft (7.4 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,302 (2022)
Projected traffic1,400 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$313,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Robinson Road over Flat Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is Old Robinson Road over Flat 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 February 2024.

How much traffic does Old Robinson Road over Flat Creek carry?

About 1,302 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Old Robinson Road over Flat Creek?

The structure is 60 ft (18.3 m) long with a longest span of 30 ft (9.1 m) and a deck 24 ft wide.

Who owns Old Robinson Road over Flat Creek?

It is owned by the City or Municipal Highway Agency.