US Bridges

E1579 (city St.) over Medicine Creek

PoorPosted for load

Comanche County, Oklahoma · 2.1 W .1 N of SH 49 · Structure no. 000680000000000

Built
1906
119 years old
Condition
Poor
inspected October 2023
Type
Truss - Thru
Steel
Length
147 ft
1 main span
Daily traffic
200
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

E1579 (city St.) over Medicine Creek is a steel truss - thru carrying E1579 (city St.) over Medicine Creek in Comanche County, Oklahoma. It was built in 1906, so it is 119 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 200 vehicles a day, roughly 5% of them trucks, projected to reach 320 by 2042. The structure is 147 ft (44.8 m) long and 21 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesE1579 (city St.)
CrossesMedicine Creek
Location2.1 W .1 N of SH 49
RouteCity Street E1579
CountyComanche County
StateOklahoma
Coordinates34.72653, -98.5011
Functional classUrban 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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating9.3 US tons
Inventory rating5.6 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1 (+2 approach)
Design loadUnknown
Structure length147 ft (44.8 m)
Longest span79 ft (24.1 m)
Deck width21 ft (6.3 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic320 by 2042
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway and pedestrian
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 statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$309,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1579 (city St.) over Medicine Creek built?

It was built in 1906, making it 119 years old in 2025.

What condition is E1579 (city St.) over Medicine 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 2023.

How much traffic does E1579 (city St.) over Medicine Creek carry?

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

How long is E1579 (city St.) over Medicine Creek?

The structure is 147 ft (44.8 m) long with a longest span of 79 ft (24.1 m) and a deck 21 ft wide.

Who owns E1579 (city St.) over Medicine Creek?

It is owned by the City or Municipal Highway Agency.