FHWA NBI 2024 Inspection record Public-domain dataset

FELCH ROAD

Carrying FELCH ROAD over LION BROOK

0.4 MI FROM KEYSER ST, Merrimack, New Hampshire

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
17 t Inventory load rating

Bridge Snapshot: FELCH ROAD

The FELCH ROAD bridge in Merrimack, New Hampshire carries FELCH ROAD over LION BROOK. It was built in 1983, making it 43 years old today. The structure is built primarily of steel and spans 1 section, stretching 8.5 meters (28 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 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 17.1 metric tons.

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

How FELCH ROAD compares

▼ 21.1
Load rating vs New Hampshire average (38.2 t)
Bottom 9%
Lower load rating than 91% of New Hampshire bridges
326
Bridges in Merrimack · 20 in Poor condition
FELCH ROAD 17.1 t
New Hampshire average 38.2 t

Live comparison across New Hampshire.

Historical Sufficiency Rating

PlainBridge-computed
48.9 / 100 - historical 20–49.9 band
Structural adequacy /55
25.5
Serviceability /30
10.0
Essentiality /15
13.4
Special reductions
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Inventory Load Rating
17.1 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1983
Material
Steel
Number of Spans
1
Structure Length
8.5 m (28 ft)
Deck Width
5.0 m (16 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
90 vehicles/day
Structure Number
025000860014300

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) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

This page shows what the last federal inspection recorded, not whether FELCH 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 FELCH ROAD against other structures in Merrimack 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 FELCH ROAD?

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

How often is FELCH ROAD inspected?

FELCH 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. FELCH 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 FELCH ROAD?

FELCH ROAD has an NBI inventory load rating of 17.1 metric tons.

Who is responsible for maintaining FELCH ROAD?

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

How old is FELCH ROAD and does age affect safety?

FELCH ROAD was built in 1983, making it 43 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.