US Bridges

SH 70 / Bus 20 over UP RR & IH 20 FR

Fair

Nolan County, Texas · 0.20 MI NW of IH 20 · Structure no. 081770000603317

Built
1989
36 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
183 ft
1 main span
Daily traffic
5,709
2023 count
Owner
State
State Highway Agency

About this bridge

SH 70 / Bus 20 over UP RR & IH 20 FR is a prestressed concrete stringer/multi-beam or girder carrying SH 70 / Bus 20 over UP RR & IH 20 FR in Nolan County, Texas. It was built in 1989, so it is 36 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 5,709 vehicles a day, roughly 7% of them trucks, projected to reach 7,170 by 2033. The structure is 183 ft (55.8 m) long and 92 ft wide.

Location

Open in Google Maps
CarriesSH 70 / Bus 20
CrossesUP RR & IH 20 FR
Location0.20 MI NW of IH 20
RouteState Highway 70
CountyNolan County
StateTexas
Coordinates32.48332, -100.367
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadHS 20
Structure length183 ft (55.8 m)
Longest span58 ft (17.7 m)
Deck width92 ft (28.1 m)
Roadway width87 ft (26.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,709 (2023)
Projected traffic7,170 by 2033
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 70 / Bus 20 over UP RR & IH 20 FR built?

It was built in 1989, making it 36 years old in 2025.

What condition is SH 70 / Bus 20 over UP RR & IH 20 FR 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 March 2023.

How much traffic does SH 70 / Bus 20 over UP RR & IH 20 FR carry?

About 5,709 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is SH 70 / Bus 20 over UP RR & IH 20 FR?

The structure is 183 ft (55.8 m) long with a longest span of 58 ft (17.7 m) and a deck 92 ft wide.

Who owns SH 70 / Bus 20 over UP RR & IH 20 FR?

It is owned by the State Highway Agency.