FHWA NBI 2024 Inspection record Public-domain dataset

SILVERS MILLS RD

Carrying SILVERS MILLS RD over FRENCH MILLS BROOK

3.0 MI NW OF DEXTER, Piscataquis, Maine

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
78 t Inventory load rating

Bridge Snapshot: SILVERS MILLS RD

The SILVERS MILLS RD bridge in Piscataquis, Maine carries SILVERS MILLS RD over FRENCH MILLS BROOK. It was built in 1954, making it 72 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 103 vehicles, placing it in the lower-traffic tier of Maine bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 4/9, substructure at 5/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 78.1 metric tons.

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

How SILVERS MILLS RD compares

▲ 37.9
Load rating vs Maine average (40.2 t)
Top 2%
Higher load rating than 98% of Maine bridges
27
Bridges in Piscataquis · 6 in Poor condition
SILVERS MILLS RD 78.1 t
Maine average 40.2 t

Live comparison across Maine.

Historical Sufficiency Rating

PlainBridge-computed
60.7 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
18.8
Essentiality /15
15.0
Special reductions
−3.0

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 How the historical reference is calculated.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
4/9
Poor (1–4)
Superstructure
4/9
Poor (1–4)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
78.1 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1954
Material
Concrete
Number of Spans
1
Structure Length
8.2 m (27 ft)
Deck Width
8.5 m (28 ft)
Owner
State Highway Agency
Avg Daily Traffic
103 vehicles/day
Structure Number
5559

Condition Analysis

  • The deck (driving surface) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
  • The superstructure (beams and supports above the deck) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
  • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

SILVERS MILLS RD is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare SILVERS MILLS RD against other structures in Piscataquis and across Maine. Maine 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 SILVERS MILLS RD?

SILVERS MILLS RD in Piscataquis, Maine has a deck rating of 4/9, superstructure rating of 4/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is SILVERS MILLS RD inspected?

SILVERS MILLS RD'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 103 vehicles per day.

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

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

What is the inventory load rating for SILVERS MILLS RD?

SILVERS MILLS RD has an NBI inventory load rating of 78.1 metric tons.

Who is responsible for maintaining SILVERS MILLS RD?

SILVERS MILLS RD is owned and maintained by State Highway Agency.

How old is SILVERS MILLS RD and does age affect safety?

SILVERS MILLS RD was built in 1954, making it 72 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.