US Bridges

Lrd Rockwood RD over IH 43

Fair

Manitowoc County, Wisconsin · 1.1M W JCT Cth R · Structure no. B36007900000000

Built
1977
48 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
249 ft
2 main spans
Daily traffic
300
2023 count
Owner
State
State Highway Agency

About this bridge

Lrd Rockwood RD over IH 43 is a prestressed concrete stringer/multi-beam or girder carrying Lrd Rockwood RD over IH 43 in Manitowoc County, Wisconsin. It was built in 1977, so it is 48 years old, older than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 300 vehicles a day, projected to reach 360 by 2042. The structure is 249 ft (76 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLrd Rockwood RD
CrossesIH 43
Location1.1M W JCT Cth R
RouteCity Street 0
Coordinates44.16788, -87.73111
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating25 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length249 ft (76 m)
Longest span128 ft (38.9 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2023)
Projected traffic360 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lrd Rockwood RD over IH 43 built?

It was built in 1977, making it 48 years old in 2025.

What condition is Lrd Rockwood RD over IH 43 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does Lrd Rockwood RD over IH 43 carry?

About 300 vehicles per day (2023 count).

How long is Lrd Rockwood RD over IH 43?

The structure is 249 ft (76 m) long with a longest span of 128 ft (38.9 m) and a deck 43 ft wide.

Who owns Lrd Rockwood RD over IH 43?

It is owned by the State Highway Agency.