US Bridges

CR 420 over Pin Oak Creek Branch

Fair

Limestone County, Texas · 0.20 MI NW of CO RD 450 · Structure no. 091470AA0320001

Built
1991
34 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
55
2020 count
Owner
County
County Highway Agency

About this bridge

CR 420 over Pin Oak Creek Branch is a concrete culvert carrying CR 420 over Pin Oak Creek Branch in Limestone 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 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 55 vehicles a day, projected to reach 65 by 2029. The structure is 43 ft (13.1 m) long and 41 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCR 420
CrossesPin Oak Creek Branch
Location0.20 MI NW of CO RD 450
RouteCounty Highway 420
CountyLimestone County
StateTexas
Coordinates31.55332, -96.44822
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span10 ft (3 m)
Deck width41 ft (12.6 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (2020)
Projected traffic65 by 2029
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$208,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 420 over Pin Oak Creek Branch built?

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

What condition is CR 420 over Pin Oak Creek Branch 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 420 over Pin Oak Creek Branch carry?

About 55 vehicles per day (2020 count).

How long is CR 420 over Pin Oak Creek Branch?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m) and a deck 41 ft wide.

Who owns CR 420 over Pin Oak Creek Branch?

It is owned by the County Highway Agency.