US Bridges

Vt 00100 Ml over Ryder Brook

Good

Lamoille County, Vermont · 2.9 MI S Jct. VT.15 · Structure no. 200029021308072

Built
2002
23 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
148 ft
1 main span
Daily traffic
9,300
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00100 Ml over Ryder Brook is a steel stringer/multi-beam or girder carrying Vt 00100 Ml over Ryder Brook in Lamoille County, Vermont. It was built in 2002, so it is 23 years old, younger than the Vermont average of 60.8 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 9,300 vehicles a day, roughly 9% of them trucks, projected to reach 9,765 by 2028. The structure is 148 ft (45.1 m) long and 37 ft wide. If it were closed, the detour would be 23 mi (37 km).

Location

Open in Google Maps
CarriesVt 00100 Ml
CrossesRyder Brook
Location2.9 MI S Jct. VT.15
RouteState Highway 100
CountyLamoille County
StateVermont
Coordinates44.54345, -72.61798
Functional classRural Minor Arterial

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating26 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length148 ft (45.1 m)
Longest span144 ft (43.9 m)
Deck width37 ft (11.3 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,300 (2018)
Projected traffic9,765 by 2028
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 km)
TollOn a free road
National Highway SystemNo
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 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Vt 00100 Ml over Ryder Brook built?

It was built in 2002, making it 23 years old in 2025.

What condition is Vt 00100 Ml over Ryder Brook 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 Vt 00100 Ml over Ryder Brook carry?

About 9,300 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Vt 00100 Ml over Ryder Brook?

The structure is 148 ft (45.1 m) long with a longest span of 144 ft (43.9 m) and a deck 37 ft wide.

Who owns Vt 00100 Ml over Ryder Brook?

It is owned by the State Highway Agency.