US Bridges

Ferris Road over Bass Lake Drain

PoorPosted for load

Gratiot County, Michigan · Sec 17-18 Seville Twp · Structure no. 000000000003241

Built
1910
115 years old, rebuilt 2001
Condition
Poor
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
1 main span
Daily traffic
72
2004 count
Owner
County
County Highway Agency

About this bridge

Ferris Road over Bass Lake Drain is a steel stringer/multi-beam or girder carrying Ferris Road over Bass Lake Drain in Gratiot County, Michigan. It was built in 1910 and reconstructed in 2001, so it is 115 years old, older than the Michigan average of 48.3 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. Its operating status is: posted for load restriction.

It carries about 72 vehicles a day, projected to reach 95 by 2024. The structure is 23 ft (7 m) long and 16 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFerris Road
CrossesBass Lake Drain
LocationSec 17-18 Seville Twp
RouteCounty Highway 0
Coordinates43.42548, -84.82646
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating22.7 US tons
Inventory rating13.6 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20 + Mod
Structure length23 ft (7 m)
Longest span20 ft (6.1 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72 (2004)
Projected traffic95 by 2024
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ferris Road over Bass Lake Drain built?

It was built in 1910, making it 115 years old in 2025. It was reconstructed in 2001.

What condition is Ferris Road over Bass Lake Drain 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 June 2024.

How much traffic does Ferris Road over Bass Lake Drain carry?

About 72 vehicles per day (2004 count).

How long is Ferris Road over Bass Lake Drain?

The structure is 23 ft (7 m) long with a longest span of 20 ft (6.1 m) and a deck 16 ft wide.

Who owns Ferris Road over Bass Lake Drain?

It is owned by the County Highway Agency.