US Bridges

E Silver City Rdg over East Creek

PoorPosted for load

Grady County, Oklahoma · 1.3E 2.0N JCT SH-37/SH-92 · Structure no. 071700000000000

Built
1939
86 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
100
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

E Silver City Rdg over East Creek is a steel stringer/multi-beam or girder carrying E Silver City Rdg over East Creek in Grady County, Oklahoma. It was built in 1939, so it is 86 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 40 ft (12.2 m) long and 20 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesE Silver City Rdg
CrossesEast Creek
Location1.3E 2.0N JCT SH-37/SH-92
RouteCounty Highway E1170
Coordinates35.3199, -97.79325
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.5 US tons
Inventory rating21.5 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadH 20
Structure length40 ft (12.2 m)
Longest span40 ft (12.1 m)
Deck width20 ft (6.1 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$311,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E Silver City Rdg over East Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is E Silver City Rdg over East Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does E Silver City Rdg over East Creek carry?

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

How long is E Silver City Rdg over East Creek?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.1 m) and a deck 20 ft wide.

Who owns E Silver City Rdg over East Creek?

It is owned by the City or Municipal Highway Agency.