US Bridges

Eldridge RD NB over Buffalo Byu

Good

Harris County, Texas · 0.50 MI S of Memorial DR · Structure no. 121020B21912001

Built
1985
40 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
242 ft
3 main spans
Daily traffic
20,000
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

Eldridge RD NB over Buffalo Byu is a prestressed concrete stringer/multi-beam or girder carrying Eldridge RD NB over Buffalo Byu in Harris County, Texas. It was built in 1985, so it is 40 years old, younger 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 20,000 vehicles a day, roughly 1% of them trucks, projected to reach 25,000 by 2033. The structure is 242 ft (73.8 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesEldridge RD NB
CrossesBuffalo Byu
Location0.50 MI S of Memorial DR
RouteCity Street 0
CountyHarris County
StateTexas
Coordinates29.771, -95.62145
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length242 ft (73.8 m)
Longest span80 ft (24.4 m)
Deck width33 ft (10.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2013)
Projected traffic25,000 by 2033
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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$15,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Eldridge RD NB over Buffalo Byu built?

It was built in 1985, making it 40 years old in 2025.

What condition is Eldridge RD NB over Buffalo Byu 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 August 2023.

How much traffic does Eldridge RD NB over Buffalo Byu carry?

About 20,000 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is Eldridge RD NB over Buffalo Byu?

The structure is 242 ft (73.8 m) long with a longest span of 80 ft (24.4 m) and a deck 33 ft wide.

Who owns Eldridge RD NB over Buffalo Byu?

It is owned by the City or Municipal Highway Agency.