FHWA NBI 2024 Inspection record Public-domain dataset

HOLTS MILLS RD

Carrying HOLTS MILLS RD over KENDUSKEAG STREAM

.1 MI S RT 94, Penobscot, Maine

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
45 t Inventory load rating Higher than 72% of rated Maine bridges

HOLTS MILLS RD in Penobscot, Maine sits above 72% of rated Maine bridges on inventory load rating (45 t), while its 1921 build year is earlier than 98% of Penobscot's recorded-year cohort (301 bridges).

HOLTS MILLS RD in Penobscot, Maine is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1921, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.

NBI record plate

Structure ME:0828

PRE-1950 · PRESTRESS · SINGLE-SPAN · SUB-LED · LOCAL-ADT · HEAVY-LOAD · CAT-FAIR

  • PRE-1950 Pre-1950
  • PRESTRESS Prestressed concrete
  • SINGLE-SPAN Single span
  • SUB-LED Substructure-led
  • LOCAL-ADT Local ADT
  • HEAVY-LOAD Heavy load
  • CAT-FAIR Fair

Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.

Bridge Snapshot: HOLTS MILLS RD

The HOLTS MILLS RD bridge in Penobscot, Maine carries HOLTS MILLS RD over KENDUSKEAG STREAM. It was built in 1921, making it 105 years old today. It was last reconstructed in 2014, extending its service life. The structure is built primarily of prestressed concrete and spans 1 section, stretching 9.8 meters (32 feet) end to end. Daily traffic averages 62 vehicles, placing it in the lower-traffic tier of Maine bridges. It is owned and maintained by Town/Township Highway Agency.

The latest FHWA inspection records show a deck rating of 8/9, superstructure at 8/9, 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.

How HOLTS MILLS RD compares

▲ 5.9
Load rating vs Maine average (39.1 t; 2,518 rated)
301
Bridges in Penobscot · 54 in Poor condition

Age against the county: built in 1921, earlier than 296 of Penobscot's 301 bridges with a recorded construction year (98%), against a county median build year of 1966. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

HOLTS MILLS RD 45.0 t
Maine average (2,518 rated) 39.1 t

Live comparison across Maine bridges with a recorded inventory load rating (2,518 rated).

HOLTS MILLS RD vs every rated Maine bridge

Inventory load rating (metric tons), FHWA NBI, this state

45 Top 28% higher than 72% of 2,518 bridges

rated Maine bridges, bucketed by value

Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source FHWA National Bridge Inventory · August 2026

Condition Ratings

Deck
8/9
Good (7–9)
Superstructure
8/9
Good (7–9)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
45.0 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.

Penobscot inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 301 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.

Structural Details

Year Built
1921
Last Reconstructed
2014
Material
Prestressed Concrete
Number of Spans
1
Structure Length
9.8 m (32 ft)
Deck Width
4.3 m (14 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
62 vehicles/day
Structure Number
0828

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) is in fair condition (6/9), with minor deterioration that may require routine maintenance.

How to read this record

This page shows what the last federal inspection recorded, not whether HOLTS MILLS RD 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 HOLTS MILLS RD against other structures in Penobscot 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 HOLTS MILLS RD?

HOLTS MILLS RD in Penobscot, Maine has a deck rating of 8/9, superstructure rating of 8/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is HOLTS MILLS RD inspected?

HOLTS 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 62 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. HOLTS MILLS RD 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 HOLTS MILLS RD?

HOLTS MILLS RD has an NBI inventory load rating of 45.0 metric tons.

Who is responsible for maintaining HOLTS MILLS RD?

HOLTS MILLS RD is owned and maintained by Town/Township Highway Agency.

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

HOLTS MILLS RD was built in 1921, making it 105 years old and last reconstructed in 2014.

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

Share this inspection record

Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

XFacebookLinkedInWhatsAppEmail

Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.