FEE TPK N&S RAMPS
FEE TPK N&S RAMPS in 3.3 MI N Mass Sl, Hillsborough County, New Hampshire received a condition grade of F (0/100). Built in 1955, the bridge carries 129K vehicles daily on FEE TPK N&S RAMPS over Salmon Brook. It is classified as structurally deficient.
FEE TPK N&S RAMPS carries an F on the BridgeSafety Condition Score with 0/100 — the bottom tier of the FHWA NBI distribution. Component ratings flag the structure for near-term rehabilitation or replacement; the bridge may remain open to traffic but is on the priority list for action.
The bridge was built in 1955 and is now 71 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. FEE TPK N&S RAMPS carries an average daily traffic count of 128,889 vehicles, with 9 lane(s) crossing Salmon Brook. The owning agency is State Toll Authority; bridge inspection records flow into the federal NBI database annually.
Component Ratings
The riding surface, evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
FEE TPK N&S RAMPS is a 71-year-old bridge located 3.3 MI N Mass Sl in Hillsborough County, New Hampshire. The bridge carries FEE TPK N&S RAMPS over Salmon Brook with 9 traffic lanes, handling approximately 129K vehicles per day. Built in 1955 and reconstructed in 1996, the structure spans 6.1 meters.
The bridge received a Condition Grade of F (0/100) based on Federal Highway Administration inspection data. Its deck is rated 0/9 (serious), superstructure 0/9 (serious), and substructure 0/9 (serious). The bridge is classified as structurally deficient, meaning at least one major component is rated 4 or below, this signals a need for repair or replacement but does not necessarily indicate an immediate safety hazard.
This bridge is owned and maintained by State Toll Authority.
Location Map
Frequently Asked Questions
FEE TPK N&S RAMPS has a Condition Score of 0/100 (Grade F). Its deck is rated 0/9, superstructure 0/9, and substructure 0/9 on the NBI scale. The bridge is classified as structurally deficient.
FEE TPK N&S RAMPS was built in 1955 and reconstructed in 1996, making it 71 years old. The average bridge age in the United States is 48 years.
FEE TPK N&S RAMPS carries approximately 129K vehicles per day (average daily traffic). The bridge has 9 traffic lanes. It is 6.1 meters long and located on FEE TPK N&S RAMPS in 3.3 MI N Mass Sl, Hillsborough County, New Hampshire.
Yes, FEE TPK N&S RAMPS is classified as structurally deficient because at least one of its primary components (deck, superstructure, or substructure) is rated 4 or below on the 0-9 NBI scale. This does not necessarily mean it is unsafe, but it requires significant repair or replacement.
FEE TPK N&S RAMPS is located 3.3 MI N Mass Sl in Hillsborough County, New Hampshire. The bridge carries FEE TPK N&S RAMPS over Salmon Brook. Its coordinates are 42.733239, -71.472064. It is maintained by State Toll Authority.
FEE TPK N&S RAMPS carries FEE TPK N&S RAMPS over Salmon Brook. The bridge is 6.1 meters long and was built in 1955, with reconstruction in 1996.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.