US Bridges

Waco ST over Union Pacific RR

Fair

Harris County, Texas · 0.70 MI N of IH 10 · Structure no. 121020B32105007

Built
1988
37 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,163 ft
13 main spans
Daily traffic
2,700
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

Waco ST over Union Pacific RR is a prestressed concrete stringer/multi-beam or girder carrying Waco ST over Union Pacific RR in Harris County, Texas. It was built in 1988, so it is 37 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 2,700 vehicles a day, projected to reach 4,000 by 2030. The structure is 1,163 ft (354.5 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesWaco ST
CrossesUnion Pacific RR
Location0.70 MI N of IH 10
RouteCity Street 0
CountyHarris County
StateTexas
Coordinates29.7829, -95.32716
Functional classUrban Minor 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans13
Design loadHS 20
Structure length1,163 ft (354.5 m)
Longest span93 ft (28.3 m)
Deck width65 ft (19.9 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2013)
Projected traffic4,000 by 2030
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$873,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Waco ST over Union Pacific RR built?

It was built in 1988, making it 37 years old in 2025.

What condition is Waco ST over Union Pacific RR 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 October 2023.

How much traffic does Waco ST over Union Pacific RR carry?

About 2,700 vehicles per day (2013 count).

How long is Waco ST over Union Pacific RR?

The structure is 1,163 ft (354.5 m) long with a longest span of 93 ft (28.3 m) and a deck 65 ft wide.

Who owns Waco ST over Union Pacific RR?

It is owned by the City or Municipal Highway Agency.