US Bridges

Lrd Grand ST over S Br Manitowoc River

Poor

Calumet County, Wisconsin · 0.2M E JCT Sth 57 · Structure no. P08070500000000

Built
1927
98 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
52 ft
1 main span
Daily traffic
1,997
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lrd Grand ST over S Br Manitowoc River is a concrete stringer/multi-beam or girder carrying Lrd Grand ST over S Br Manitowoc River in Calumet County, Wisconsin. It was built in 1927, so it is 98 years old, older than the Wisconsin average of 40.3 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 1,997 vehicles a day, projected to reach 2,196 by 2043. The structure is 52 ft (15.8 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesLrd Grand ST
CrossesS Br Manitowoc River
Location0.2M E JCT Sth 57
RouteCity Street 0
CountyCalumet County
StateWisconsin
Coordinates44.03359, -88.15804
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating21.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width40 ft (12.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,997 (2022)
Projected traffic2,196 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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$324,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd Grand ST over S Br Manitowoc River built?

It was built in 1927, making it 98 years old in 2025.

What condition is Lrd Grand ST over S Br Manitowoc River 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 May 2024.

How much traffic does Lrd Grand ST over S Br Manitowoc River carry?

About 1,997 vehicles per day (2022 count).

How long is Lrd Grand ST over S Br Manitowoc River?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 40 ft wide.

Who owns Lrd Grand ST over S Br Manitowoc River?

It is owned by the City or Municipal Highway Agency.