US Bridges

Fairmount Street over Broad ST Pkwy CSX

Good

Hillsborough County, New Hampshire · 60 Ft from Fifield Lane · Structure no. 017701180011800

Built
2015
10 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
188 ft
2 main spans
Daily traffic
1,247
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Fairmount Street over Broad ST Pkwy CSX is a steel continuous stringer/multi-beam or girder carrying Fairmount Street over Broad ST Pkwy CSX in Hillsborough County, New Hampshire. It was built in 2015, so it is 10 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 1,247 vehicles a day, roughly 4% of them trucks, projected to reach 1,845 by 2043. The structure is 188 ft (57.3 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFairmount Street
CrossesBroad ST Pkwy CSX
Location60 Ft from Fifield Lane
RouteCity Street 0
Coordinates42.76472, -71.47478
Functional classUrban Local

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.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.9 US tons
Inventory rating71.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length188 ft (57.3 m)
Longest span104 ft (31.7 m)
Deck width39 ft (11.9 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,247 (2023)
Projected traffic1,845 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$314,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Fairmount Street over Broad ST Pkwy CSX built?

It was built in 2015, making it 10 years old in 2025.

What condition is Fairmount Street over Broad ST Pkwy CSX 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 August 2023.

How much traffic does Fairmount Street over Broad ST Pkwy CSX carry?

About 1,247 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Fairmount Street over Broad ST Pkwy CSX?

The structure is 188 ft (57.3 m) long with a longest span of 104 ft (31.7 m) and a deck 39 ft wide.

Who owns Fairmount Street over Broad ST Pkwy CSX?

It is owned by the City or Municipal Highway Agency.