US Bridges

US 77 Bus SB over Orchard LN

Fair

McLennan County, Texas · 0.8 MI S of IH 35 · Structure no. 091610001410091

Built
1958
67 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
121 ft
3 main spans
Daily traffic
5,904
2017 count
Owner
State
State Highway Agency

About this bridge

US 77 Bus SB over Orchard LN is a steel continuous stringer/multi-beam or girder carrying US 77 Bus SB over Orchard LN in McLennan 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 5,904 vehicles a day, roughly 11% of them trucks, projected to reach 8,265 by 2037. The structure is 121 ft (36.9 m) long and 42 ft wide.

CarriesUS 77 Bus SB
CrossesOrchard LN
Location0.8 MI S of IH 35
RouteState Highway 77
StateTexas
Coordinates31.56691, -97.10636
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length121 ft (36.9 m)
Longest span46 ft (14 m)
Deck width42 ft (12.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,904 (2017)
Projected traffic8,265 by 2037
Trucks11%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$11,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 77 Bus SB over Orchard LN built?

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

What condition is US 77 Bus SB over Orchard LN 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 January 2023.

How much traffic does US 77 Bus SB over Orchard LN carry?

About 5,904 vehicles per day (2017 count), of which roughly 11% are trucks.

How long is US 77 Bus SB over Orchard LN?

The structure is 121 ft (36.9 m) long with a longest span of 46 ft (14 m) and a deck 42 ft wide.

Who owns US 77 Bus SB over Orchard LN?

It is owned by the State Highway Agency.