US Bridges

E1570 over Creek

Poor

Comanche County, Oklahoma · 1. N 2.9 E of SH 49 · Structure no. 101610000000000

Built
1945
80 years old, rebuilt 1989
Condition
Poor
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
27 ft
1 main span
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

E1570 over Creek is a steel stringer/multi-beam or girder carrying E1570 over Creek in Comanche County, Oklahoma. It was built in 1945 and reconstructed in 1989, so it is 80 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.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 27 ft (8.2 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesE1570
CrossesCreek
Location1. N 2.9 E of SH 49
RouteCounty Highway E1570
Coordinates34.73889, -98.41294
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length27 ft (8.2 m)
Longest span24 ft (7.3 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 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 closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$251,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1570 over Creek built?

It was built in 1945, making it 80 years old in 2025. It was reconstructed in 1989.

What condition is E1570 over 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 August 2023.

How much traffic does E1570 over Creek carry?

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

How long is E1570 over Creek?

The structure is 27 ft (8.2 m) long with a longest span of 24 ft (7.3 m) and a deck 28 ft wide.

Who owns E1570 over Creek?

It is owned by the County Highway Agency.