US Bridges

N36 over Knight Creek

Good

Douglas County, Nebraska · 5E Bennington · Structure no. S036 02040R

Built
1976
49 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
157 ft
3 main spans
Daily traffic
4,955
2018 count
Owner
State
State Highway Agency

About this bridge

N36 over Knight Creek is a prestressed concrete stringer/multi-beam or girder carrying N36 over Knight Creek in Douglas County, Nebraska. It was built in 1976, so it is 49 years old, older than the Nebraska average of 47.1 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 4,955 vehicles a day, roughly 10% of them trucks, projected to reach 7,185 by 2038. The structure is 157 ft (47.9 m) long and 43 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

CarriesN36
CrossesKnight Creek
Location5E Bennington
RouteState Highway 36
Coordinates41.365, -96.0558
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating43 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length157 ft (47.9 m)
Longest span60 ft (18.3 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,955 (2018)
Projected traffic7,185 by 2038
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N36 over Knight Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is N36 over Knight 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 March 2024.

How much traffic does N36 over Knight Creek carry?

About 4,955 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is N36 over Knight Creek?

The structure is 157 ft (47.9 m) long with a longest span of 60 ft (18.3 m) and a deck 43 ft wide.

Who owns N36 over Knight Creek?

It is owned by the State Highway Agency.