US Bridges

CR 486 over Plummers Creek Tributary

Fair

Limestone County, Texas · 2.10 MI SE of Mexia · Structure no. 091470AA0244001

Built
1930
95 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
86
2020 count
Owner
County
County Highway Agency

About this bridge

CR 486 over Plummers Creek Tributary is a steel stringer/multi-beam or girder carrying CR 486 over Plummers Creek Tributary in Limestone County, Texas. It was built in 1930, so it is 95 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 86 vehicles a day, projected to reach 160 by 2036. The structure is 32 ft (9.8 m) long and 21 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCR 486
CrossesPlummers Creek Tributary
Location2.10 MI SE of Mexia
RouteCounty Highway 486
CountyLimestone County
StateTexas
Coordinates31.64246, -96.447
Functional classRural 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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width21 ft (6.3 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic86 (2020)
Projected traffic160 by 2036
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$208,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 486 over Plummers Creek Tributary built?

It was built in 1930, making it 95 years old in 2025.

What condition is CR 486 over Plummers Creek Tributary 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 CR 486 over Plummers Creek Tributary carry?

About 86 vehicles per day (2020 count).

How long is CR 486 over Plummers Creek Tributary?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m) and a deck 21 ft wide.

Who owns CR 486 over Plummers Creek Tributary?

It is owned by the County Highway Agency.