US Bridges

Shepherd DR over Allen Pk/Memor/Buf Byu

Fair

Harris County, Texas · 1.20 MI S of IH 10 · Structure no. 121020B59009003

Built
1958
67 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,186 ft
10 main spans
Daily traffic
23,049
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Shepherd DR over Allen Pk/Memor/Buf Byu is a steel continuous stringer/multi-beam or girder carrying Shepherd DR over Allen Pk/Memor/Buf Byu in Harris County, Texas. It was built in 1958, so it is 67 years old, older 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 5 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 23,049 vehicles a day, projected to reach 16,100 by 2031. The structure is 1,186 ft (361.5 m) long and 61 ft wide.

Location

Open in Google Maps
CarriesShepherd DR
CrossesAllen Pk/Memor/Buf Byu
Location1.20 MI S of IH 10
RouteCity Street 0
CountyHarris County
StateTexas
Coordinates29.75899, -95.40836
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans10 (+5 approach)
Design loadUnknown
Structure length1,186 ft (361.5 m)
Longest span111 ft (33.8 m)
Deck width61 ft (18.7 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,049 (2021)
Projected traffic16,100 by 2031
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$154,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Shepherd DR over Allen Pk/Memor/Buf Byu built?

It was built in 1958, making it 67 years old in 2025.

What condition is Shepherd DR over Allen Pk/Memor/Buf Byu 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 September 2023.

How much traffic does Shepherd DR over Allen Pk/Memor/Buf Byu carry?

About 23,049 vehicles per day (2021 count).

How long is Shepherd DR over Allen Pk/Memor/Buf Byu?

The structure is 1,186 ft (361.5 m) long with a longest span of 111 ft (33.8 m) and a deck 61 ft wide.

Who owns Shepherd DR over Allen Pk/Memor/Buf Byu?

It is owned by the City or Municipal Highway Agency.