US Bridges

Massey Marina Lane over Small Creek

Good

Dubuque County, Iowa · 088E31404 · Structure no. 000000000146556

Built
2018
7 years old
Condition
Good
inspected February 2023
Type
Tee Beam
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
320
2021 count
Owner
County
County Highway Agency

About this bridge

Massey Marina Lane over Small Creek is a prestressed concrete tee beam carrying Massey Marina Lane over Small Creek in Dubuque County, Iowa. It was built in 2018, so it is 7 years old, younger than the Iowa average of 45.5 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 320 vehicles a day, roughly 13% of them trucks, projected to reach 320 by 2043. The structure is 51 ft (15.5 m) long and 20 ft wide.

CarriesMassey Marina Lane
CrossesSmall Creek
Location088E31404
RouteCounty Highway 0
StateIowa
Coordinates42.43312, -90.58717
Functional classRural 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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span50 ft (15.2 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic320 (2021)
Projected traffic320 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Massey Marina Lane over Small Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is Massey Marina Lane over Small 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 February 2023.

How much traffic does Massey Marina Lane over Small Creek carry?

About 320 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is Massey Marina Lane over Small Creek?

The structure is 51 ft (15.5 m) long with a longest span of 50 ft (15.2 m) and a deck 20 ft wide.

Who owns Massey Marina Lane over Small Creek?

It is owned by the County Highway Agency.