US Bridges

E1105 (sw 51) over Brock Creek

Good

Oklahoma County, Oklahoma · 1/2 Blk E of Agnew · Structure no. 275110000000000

Built
2002
23 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
59 ft
4 main spans
Daily traffic
1,000
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

E1105 (sw 51) over Brock Creek is a concrete culvert carrying E1105 (sw 51) 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 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 1,000 vehicles a day, roughly 5% of them trucks, projected to reach 1,600 by 2042. The structure is 59 ft (18 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesE1105 (sw 51)
CrossesBrock Creek
Location1/2 Blk E of Agnew
RouteCity Street E1105
CountyOklahoma County
StateOklahoma
Coordinates35.41394, -97.55326
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating50 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length59 ft (18 m)
Longest span14 ft (4.3 m)
Deck width40 ft (12.2 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2022)
Projected traffic1,600 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 E1105 (sw 51) over Brock Creek built?

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

What condition is E1105 (sw 51) over Brock 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 June 2023.

How much traffic does E1105 (sw 51) over Brock Creek carry?

About 1,000 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is E1105 (sw 51) over Brock Creek?

The structure is 59 ft (18 m) long with a longest span of 14 ft (4.3 m) and a deck 40 ft wide.

Who owns E1105 (sw 51) over Brock Creek?

It is owned by the City or Municipal Highway Agency.