US Bridges

Demille Road over Cn & Grand Trunk RR

Good

Lapeer County, Michigan · 1900 Ft S Genesee ST · Structure no. 000000000012962

Built
1998
27 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
105 ft
3 main spans
Daily traffic
150
1998 count
Owner
City
City or Municipal Highway Agency

About this bridge

Demille Road over Cn & Grand Trunk RR is a prestressed concrete box beam or girders - multiple carrying Demille Road over Cn & Grand Trunk RR in Lapeer County, Michigan. It was built in 1998, so it is 27 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 150 vehicles a day, roughly 2% of them trucks, projected to reach 160 by 2010. The structure is 105 ft (32 m) long and 38 ft wide.

CarriesDemille Road
CrossesCn & Grand Trunk RR
Location1900 Ft S Genesee ST
RouteCity Street 0
Coordinates43.04503, -83.34229
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101.4 US tons
Inventory rating60.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length105 ft (32 m)
Longest span52 ft (16 m)
Deck width38 ft (11.5 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (1998)
Projected traffic160 by 2010
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Demille Road over Cn & Grand Trunk RR built?

It was built in 1998, making it 27 years old in 2025.

What condition is Demille Road over Cn & Grand Trunk RR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does Demille Road over Cn & Grand Trunk RR carry?

About 150 vehicles per day (1998 count), of which roughly 2% are trucks.

How long is Demille Road over Cn & Grand Trunk RR?

The structure is 105 ft (32 m) long with a longest span of 52 ft (16 m) and a deck 38 ft wide.

Who owns Demille Road over Cn & Grand Trunk RR?

It is owned by the City or Municipal Highway Agency.