US Bridges

Nichols ST over KCS RR

PoorClosed to traffic

Callaway County, Missouri · S 8 T 47 N R 9 W · Structure no. 17541

Built
1940
85 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
109 ft
1 main span
Daily traffic
1,500
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nichols ST over KCS RR is a wood or timber stringer/multi-beam or girder carrying Nichols ST over KCS RR in Callaway County, Missouri. It was built in 1940, so it is 85 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 2 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: closed to all traffic.

It carries about 1,500 vehicles a day, roughly 10% of them trucks, projected to reach 2,325 by 2043. The structure is 109 ft (33.2 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNichols ST
CrossesKCS RR
LocationS 8 T 47 N R 9 W
RouteCity Street 0
Coordinates38.8575, -91.94851
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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourBridge not over waterway
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry0: Immediate repair necessary to put back in service
Approach roadway alignment6: Equal to present minimum criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

MaterialWood or Timber
DeckCorrugated steel
Main spans1 (+4 approach)
Design loadH 15
Structure length109 ft (33.2 m)
Longest span33 ft (10.1 m)
Deck width27 ft (8.3 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2023)
Projected traffic2,325 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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$1.1 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nichols ST over KCS RR built?

It was built in 1940, making it 85 years old in 2025.

What condition is Nichols ST over KCS RR 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 2024.

How much traffic does Nichols ST over KCS RR carry?

About 1,500 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Nichols ST over KCS RR?

The structure is 109 ft (33.2 m) long with a longest span of 33 ft (10.1 m) and a deck 27 ft wide.

Who owns Nichols ST over KCS RR?

It is owned by the City or Municipal Highway Agency.