US Bridges

I 00089 Ml over Malletts Creek

Fair

Chittenden County, Vermont · 1.3 MI S Exit 17 · Structure no. 200089077S04052

Built
1964
61 years old, rebuilt 2019
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
187 ft
3 main spans
Daily traffic
32,600
2018 count
Owner
State
State Highway Agency

About this bridge

I 00089 Ml over Malletts Creek is a steel continuous stringer/multi-beam or girder carrying I 00089 Ml over Malletts Creek in Chittenden County, Vermont. It was built in 1964 and reconstructed in 2019, so it is 61 years old, older than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 32,600 vehicles a day, roughly 13% of them trucks, projected to reach 34,230 by 2028. The structure is 187 ft (57 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 00089 Ml
CrossesMalletts Creek
Location1.3 MI S Exit 17
RouteInterstate 89
StateVermont
Coordinates44.57175, -73.17802
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating54 US tons

Structure

MaterialSteel Continuous
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length187 ft (57 m)
Longest span85 ft (25.9 m)
Deck width35 ft (10.6 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,600 (2018)
Projected traffic34,230 by 2028
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.3 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 00089 Ml over Malletts Creek built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2019.

What condition is I 00089 Ml over Malletts Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does I 00089 Ml over Malletts Creek carry?

About 32,600 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is I 00089 Ml over Malletts Creek?

The structure is 187 ft (57 m) long with a longest span of 85 ft (25.9 m) and a deck 35 ft wide.

Who owns I 00089 Ml over Malletts Creek?

It is owned by the State Highway Agency.