US Bridges

Elm Street over Paugus Bay

Good

Belknap County, New Hampshire · 0.1 MI Union Ave · Structure no. 013901240007600

Built
2003
22 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
248 ft
2 main spans
Daily traffic
5,717
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Elm Street over Paugus Bay is a prestressed concrete stringer/multi-beam or girder carrying Elm Street over Paugus Bay in Belknap County, New Hampshire. It was built in 2003, so it is 22 years old, younger than the New Hampshire average of 56.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,717 vehicles a day, roughly 5% of them trucks, projected to reach 8,461 by 2043. The structure is 248 ft (75.7 m) long and 46 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesElm Street
CrossesPaugus Bay
Location0.1 MI Union Ave
RouteCity Street 0
Coordinates43.5488, -71.46501
Functional classUrban 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
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 rating81.5 US tons
Inventory rating48.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length248 ft (75.7 m)
Longest span125 ft (38 m)
Deck width46 ft (14.1 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,717 (2023)
Projected traffic8,461 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$314,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Elm Street over Paugus Bay built?

It was built in 2003, making it 22 years old in 2025.

What condition is Elm Street over Paugus Bay 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 October 2024.

How much traffic does Elm Street over Paugus Bay carry?

About 5,717 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Elm Street over Paugus Bay?

The structure is 248 ft (75.7 m) long with a longest span of 125 ft (38 m) and a deck 46 ft wide.

Who owns Elm Street over Paugus Bay?

It is owned by the City or Municipal Highway Agency.