US Bridges

Chisholm TR (ntta) over CR 1015 & Trib. Rock Ck.

Fair

Johnson County, Texas · 2.1 MI S of FM 1187 · Structure no. 021270050405495

Built
2014
11 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
809 ft
6 main spans
Daily traffic
524
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Chisholm TR (ntta) over CR 1015 & Trib. Rock Ck. is a prestressed concrete stringer/multi-beam or girder carrying Chisholm TR (ntta) over CR 1015 & Trib. Rock Ck. in Johnson County, Texas. It was built in 2014, so it is 11 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 524 vehicles a day, roughly 1% of them trucks, projected to reach 36,900 by 2033. The structure is 809 ft (246.6 m) long and 58 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesChisholm TR (ntta)
CrossesCR 1015 & Trib. Rock Ck.
Location2.1 MI S of FM 1187
CountyJohnson County
StateTexas
Coordinates32.53543, -97.44036
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6 (+2 approach)
Design loadHL 93
Structure length809 ft (246.6 m)
Longest span126 ft (38.4 m)
Deck width58 ft (17.7 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic524 (2024)
Projected traffic36,900 by 2033
Trucks1%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.9 mi (3 km)
TollOn a toll road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Chisholm TR (ntta) over CR 1015 & Trib. Rock Ck. built?

It was built in 2014, making it 11 years old in 2025.

What condition is Chisholm TR (ntta) over CR 1015 & Trib. Rock 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 June 2024.

How much traffic does Chisholm TR (ntta) over CR 1015 & Trib. Rock Ck. carry?

About 524 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Chisholm TR (ntta) over CR 1015 & Trib. Rock Ck.?

The structure is 809 ft (246.6 m) long with a longest span of 126 ft (38.4 m) and a deck 58 ft wide.

Who owns Chisholm TR (ntta) over CR 1015 & Trib. Rock Ck.?

It is owned by the State Toll Authority.