US Bridges

Lrd Milton Shopier over Br Blackhawk Creek

Poor

Rock County, Wisconsin · 0.4M S JCT Cth Mm · Structure no. P53009700000000

Built
1923
102 years old
Condition
Poor
inspected September 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
33 ft
1 main span
Daily traffic
165
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Milton Shopier over Br Blackhawk Creek is a concrete stringer/multi-beam or girder carrying Lrd Milton Shopier over Br Blackhawk Creek in Rock County, Wisconsin. It was built in 1923, so it is 102 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 165 vehicles a day, projected to reach 173 by 2042. The structure is 33 ft (10.1 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLrd Milton Shopier
CrossesBr Blackhawk Creek
Location0.4M S JCT Cth Mm
RouteCity Street 0
Coordinates42.672, -88.91408
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54 US tons
Inventory rating32.2 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length33 ft (10.1 m)
Longest span31 ft (9.6 m)
Deck width22 ft (6.7 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic165 (2023)
Projected traffic173 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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$169,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd Milton Shopier over Br Blackhawk Creek built?

It was built in 1923, making it 102 years old in 2025.

What condition is Lrd Milton Shopier over Br Blackhawk 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 September 2023.

How much traffic does Lrd Milton Shopier over Br Blackhawk Creek carry?

About 165 vehicles per day (2023 count).

How long is Lrd Milton Shopier over Br Blackhawk Creek?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.6 m) and a deck 22 ft wide.

Who owns Lrd Milton Shopier over Br Blackhawk Creek?

It is owned by the Town or Township Highway Agency.