US Bridges

Sheffield Road over Old Railroad Bed

Good

Franklin County, Washington · 0.69 E Glade N 901 · Structure no. 084111000000000

Built
1969
56 years old
Condition
Good
inspected November 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
153 ft
3 main spans
Daily traffic
507
2020 count
Owner
County
County Highway Agency

About this bridge

Sheffield Road over Old Railroad Bed is a steel continuous stringer/multi-beam or girder carrying Sheffield Road over Old Railroad Bed in Franklin County, Washington. It was built in 1969, so it is 56 years old, older than the Washington average of 49.8 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 507 vehicles a day, roughly 28% of them trucks, projected to reach 753 by 2040. The structure is 153 ft (46.6 m) long and 34 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSheffield Road
CrossesOld Railroad Bed
Location0.69 E Glade N 901
RouteCounty Highway 6900
Coordinates46.57678, -119.10807
Functional classRural Local

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.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than 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 rating65.7 US tons
Inventory rating46.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length153 ft (46.6 m)
Longest span60 ft (18.3 m)
Deck width34 ft (10.3 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic507 (2020)
Projected traffic753 by 2040
Trucks28%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5.9 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sheffield Road over Old Railroad Bed built?

It was built in 1969, making it 56 years old in 2025.

What condition is Sheffield Road over Old Railroad Bed 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 November 2022.

How much traffic does Sheffield Road over Old Railroad Bed carry?

About 507 vehicles per day (2020 count), of which roughly 28% are trucks.

How long is Sheffield Road over Old Railroad Bed?

The structure is 153 ft (46.6 m) long with a longest span of 60 ft (18.3 m) and a deck 34 ft wide.

Who owns Sheffield Road over Old Railroad Bed?

It is owned by the County Highway Agency.