US Bridges

US 87 NB over Chalk Creek

Good

Tom Green County, Texas · 3.15 MI SE of RM 2034 · Structure no. 072260006906122

Built
1974
51 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
250 ft
5 main spans
Daily traffic
3,340
2020 count
Owner
State
State Highway Agency

About this bridge

US 87 NB over Chalk Creek is a prestressed concrete stringer/multi-beam or girder carrying US 87 NB over Chalk Creek in Tom Green County, Texas. It was built in 1974, so it is 51 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,340 vehicles a day, roughly 18% of them trucks, projected to reach 4,380 by 2033. The structure is 250 ft (76.2 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 87 NB
CrossesChalk Creek
Location3.15 MI SE of RM 2034
RouteU.S. Route 87
StateTexas
Coordinates31.64613, -100.69037
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length250 ft (76.2 m)
Longest span50 ft (15.2 m)
Deck width44 ft (13.5 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,340 (2020)
Projected traffic4,380 by 2033
Trucks18%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 87 NB over Chalk Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is US 87 NB over Chalk Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does US 87 NB over Chalk Creek carry?

About 3,340 vehicles per day (2020 count), of which roughly 18% are trucks.

How long is US 87 NB over Chalk Creek?

The structure is 250 ft (76.2 m) long with a longest span of 50 ft (15.2 m) and a deck 44 ft wide.

Who owns US 87 NB over Chalk Creek?

It is owned by the State Highway Agency.