US Bridges

Romence Road over Portage Creek

Good

Kalamazoo County, Michigan · In Portage Twp Sec 10-15 · Structure no. 000000000004688

Built
1992
33 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
80 ft
2 main spans
Daily traffic
16,452
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Romence Road over Portage Creek is a concrete continuous box beam or girders - multiple carrying Romence Road over Portage Creek in Kalamazoo County, Michigan. It was built in 1992, so it is 33 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 16,452 vehicles a day, roughly 2% of them trucks, projected to reach 23,033 by 2043. The structure is 80 ft (24.3 m) long and 61 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRomence Road
CrossesPortage Creek
LocationIn Portage Twp Sec 10-15
RouteCity Street 0
Coordinates42.21554, -85.58197
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating76.4 US tons
Inventory rating45.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length80 ft (24.3 m)
Longest span54 ft (16.4 m)
Deck width61 ft (18.6 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,452 (2023)
Projected traffic23,033 by 2043
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Romence Road over Portage Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is Romence Road over Portage Creek 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 September 2023.

How much traffic does Romence Road over Portage Creek carry?

About 16,452 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Romence Road over Portage Creek?

The structure is 80 ft (24.3 m) long with a longest span of 54 ft (16.4 m) and a deck 61 ft wide.

Who owns Romence Road over Portage Creek?

It is owned by the City or Municipal Highway Agency.