FHWA NBI 2024 Inspection record Public-domain dataset

HIGHLAND STREET

Carrying HIGHLAND STREET over JEWETT BROOK

.08MiFrRte 11A-GilfordAve, Belknap, New Hampshire

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
60 t Inventory load rating

Bridge Snapshot: HIGHLAND STREET

The HIGHLAND STREET bridge in Belknap, New Hampshire carries HIGHLAND STREET over JEWETT BROOK. It was built in 1989, making it 37 years old today. The structure is built primarily of concrete and spans 1 section, stretching 8.2 meters (27 feet) end to end. Daily traffic averages 2,659 vehicles, placing it in the moderately-trafficked tier of New Hampshire bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 8/9, superstructure at 8/9, substructure at 8/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 59.9 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How HIGHLAND STREET compares

▲ 21.7
Load rating vs New Hampshire average (38.2 t)
Top 9%
Higher load rating than 91% of New Hampshire bridges
112
Bridges in Belknap · 5 in Poor condition
HIGHLAND STREET 59.9 t
New Hampshire average 38.2 t

Live comparison across New Hampshire.

Historical Sufficiency Rating

PlainBridge-computed
92.4 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
23.6
Essentiality /15
14.7
Special reductions
−1.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
8/9
Good (7–9)
Superstructure
8/9
Good (7–9)
Substructure
8/9
Good (7–9)
Inventory Load Rating
59.9 t
NBI inventory level (metric tons)
Overall Condition
Good

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1989
Material
Concrete
Number of Spans
1
Structure Length
8.2 m (27 ft)
Deck Width
13.0 m (43 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
2,659 vehicles/day
Structure Number
013901300005600

Condition Analysis

  • At 8/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) is in good condition (8/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates good at 8/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether HIGHLAND STREET is safe to cross today. Here is how to use it.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
  • Compare HIGHLAND STREET against other structures in Belknap and across New Hampshire. New Hampshire bridges
  • Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge

Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.

Frequently Asked Questions

What do the condition ratings mean for HIGHLAND STREET?

HIGHLAND STREET in Belknap, New Hampshire has a deck rating of 8/9, superstructure rating of 8/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is HIGHLAND STREET inspected?

HIGHLAND STREET's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 2,659 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. HIGHLAND STREET is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for HIGHLAND STREET?

HIGHLAND STREET has an NBI inventory load rating of 59.9 metric tons.

Who is responsible for maintaining HIGHLAND STREET?

HIGHLAND STREET is owned and maintained by City/Municipal Highway Agency.

How old is HIGHLAND STREET and does age affect safety?

HIGHLAND STREET was built in 1989, making it 37 years old.

Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.