US Bridges

E1108 (sw 55th St) over Brock Creek

Fair

Oklahoma County, Oklahoma · 1/2 Blk E of Youngs Place · Structure no. 275120000000000

Built
2002
23 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
63 ft
4 main spans
Daily traffic
1,200
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

E1108 (sw 55th St) over Brock Creek is a concrete culvert carrying E1108 (sw 55th St) over Brock Creek in Oklahoma County, Oklahoma. It was built in 2002, so it is 23 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 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 1,200 vehicles a day, roughly 5% of them trucks, projected to reach 1,920 by 2042. The structure is 63 ft (19.2 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesE1108 (sw 55th St)
CrossesBrock Creek
Location1/2 Blk E of Youngs Place
RouteCity Street E1108
CountyOklahoma County
StateOklahoma
Coordinates35.40979, -97.55306
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length63 ft (19.2 m)
Longest span17 ft (5.3 m)
Deck width44 ft (13.4 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2022)
Projected traffic1,920 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1108 (sw 55th St) over Brock Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is E1108 (sw 55th St) over Brock Creek 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 June 2023.

How much traffic does E1108 (sw 55th St) over Brock Creek carry?

About 1,200 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is E1108 (sw 55th St) over Brock Creek?

The structure is 63 ft (19.2 m) long with a longest span of 17 ft (5.3 m) and a deck 44 ft wide.

Who owns E1108 (sw 55th St) over Brock Creek?

It is owned by the City or Municipal Highway Agency.