US Bridges

W Silver City Rdg over West Creek

Good

Grady County, Oklahoma · 0.4W;2.0N JCT SH-37/SH-92 · Structure no. 287300000000000

Built
2008
17 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
100
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

W Silver City Rdg over West Creek is a prestressed concrete stringer/multi-beam or girder carrying W Silver City Rdg over West Creek in Grady County, Oklahoma. It was built in 2008, so it is 17 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 90 ft (27.4 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesW Silver City Rdg
CrossesWest Creek
Location0.4W;2.0N JCT SH-37/SH-92
RouteCounty Highway E1170
Coordinates35.31972, -97.82278
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100.6 US tons
Inventory rating39.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span90 ft (27.4 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$543,000
NavigationNo navigation control on waterway

Frequently asked questions

When was W Silver City Rdg over West Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is W Silver City Rdg over West Creek 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 September 2024.

How much traffic does W Silver City Rdg over West Creek carry?

About 100 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is W Silver City Rdg over West Creek?

The structure is 90 ft (27.4 m) long with a longest span of 90 ft (27.4 m) and a deck 29 ft wide.

Who owns W Silver City Rdg over West Creek?

It is owned by the City or Municipal Highway Agency.