FHWA NBI 2024 Inspection record Public-domain dataset

NICHOLS HILL ROAD

Carrying NICHOLS HILL ROAD over POND BROOK

0.09MI NH25A, Grafton, New Hampshire

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
21 t Inventory load rating

Bridge Snapshot: NICHOLS HILL ROAD

The NICHOLS HILL ROAD bridge in Grafton, New Hampshire carries NICHOLS HILL ROAD over POND BROOK. It was built in 1940, making it 86 years old today. It was last reconstructed in 1996, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 10.4 meters (34 feet) end to end. Daily traffic averages 90 vehicles, placing it in the lower-traffic 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 6/9, superstructure at 5/9, substructure at 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 20.9 metric tons.

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

How NICHOLS HILL ROAD compares

▼ 17.3
Load rating vs New Hampshire average (38.2 t)
Bottom 14%
Lower load rating than 86% of New Hampshire bridges
544
Bridges in Grafton · 43 in Poor condition
NICHOLS HILL ROAD 20.9 t
New Hampshire average 38.2 t

Live comparison across New Hampshire.

Historical Sufficiency Rating

PlainBridge-computed
43.8 / 100 - historical 20–49.9 band
Structural adequacy /55
32.3
Serviceability /30
6.0
Essentiality /15
13.5
Special reductions
−8.0

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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
20.9 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1940
Last Reconstructed
1996
Material
Steel
Number of Spans
1
Structure Length
10.4 m (34 ft)
Deck Width
4.9 m (16 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
90 vehicles/day
Structure Number
026901000014500

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.

How to read this record

This page shows what the last federal inspection recorded, not whether NICHOLS HILL ROAD 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 NICHOLS HILL ROAD against other structures in Grafton 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 NICHOLS HILL ROAD?

NICHOLS HILL ROAD in Grafton, New Hampshire has a deck rating of 6/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is NICHOLS HILL ROAD inspected?

NICHOLS HILL ROAD'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 90 vehicles per day.

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

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

What is the inventory load rating for NICHOLS HILL ROAD?

NICHOLS HILL ROAD has an NBI inventory load rating of 20.9 metric tons.

Who is responsible for maintaining NICHOLS HILL ROAD?

NICHOLS HILL ROAD is owned and maintained by City/Municipal Highway Agency.

How old is NICHOLS HILL ROAD and does age affect safety?

NICHOLS HILL ROAD was built in 1940, making it 86 years old and last reconstructed in 1996.

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.