US Bridges

CR 401 - Pct 4 over Middle Fk of Chambers Ck

Fair

Johnson County, Texas · 1.8 MI N of FM 4 · Structure no. 021270AA0684003

Built
1939
86 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
72 ft
4 main spans
Daily traffic
423
2024 count
Owner
County
County Highway Agency

About this bridge

CR 401 - Pct 4 over Middle Fk of Chambers Ck is a concrete slab carrying CR 401 - Pct 4 over Middle Fk of Chambers Ck in Johnson County, Texas. It was built in 1939, so it is 86 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 423 vehicles a day, roughly 1% of them trucks, projected to reach 410 by 2036. The structure is 72 ft (21.9 m) long and 21 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesCR 401 - Pct 4
CrossesMiddle Fk of Chambers Ck
Location1.8 MI N of FM 4
RouteCounty Highway 401
StateTexas
Coordinates32.30768, -97.19731
Functional classRural Major Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating32 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length72 ft (21.9 m)
Longest span18 ft (5.5 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic423 (2024)
Projected traffic410 by 2036
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$35,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 401 - Pct 4 over Middle Fk of Chambers Ck built?

It was built in 1939, making it 86 years old in 2025.

What condition is CR 401 - Pct 4 over Middle Fk of Chambers Ck 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 November 2024.

How much traffic does CR 401 - Pct 4 over Middle Fk of Chambers Ck carry?

About 423 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is CR 401 - Pct 4 over Middle Fk of Chambers Ck?

The structure is 72 ft (21.9 m) long with a longest span of 18 ft (5.5 m) and a deck 21 ft wide.

Who owns CR 401 - Pct 4 over Middle Fk of Chambers Ck?

It is owned by the County Highway Agency.