FHWA NBI 2024 Inspection record Public-domain dataset

HESSONG BRIDGE RD

Carrying HESSONG BRIDGE RD over LITTLE HUNTING CREEK

AT BLACKS MILL RD INT, Frederick, Maryland

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
28 t Inventory load rating Lower than 90% of rated Maryland bridges

HESSONG BRIDGE RD in Frederick, Maryland sits above 10% of rated Maryland bridges on inventory load rating (28 t), while its 1905 build year is earlier than 97% of Frederick's recorded-year cohort (486 bridges).

HESSONG BRIDGE RD in Frederick, Maryland is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1905, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. 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 MD:200000F-1501010

PRE-1950 · STEEL · SINGLE-SPAN · TIED-CTRL · LOCAL-ADT · STANDARD-LOAD · CAT-FAIR

  • PRE-1950 Pre-1950
  • STEEL Steel
  • SINGLE-SPAN Single span
  • TIED-CTRL Tied control
  • LOCAL-ADT Local ADT
  • STANDARD-LOAD Standard 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: HESSONG BRIDGE RD

The HESSONG BRIDGE RD bridge in Frederick, Maryland carries HESSONG BRIDGE RD over LITTLE HUNTING CREEK. It was built in 1905, making it 121 years old today. The structure is built primarily of steel and spans 1 section, stretching 19.8 meters (65 feet) end to end. Daily traffic averages 980 vehicles, placing it in the lower-traffic tier of Maryland bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, 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.

How HESSONG BRIDGE RD compares

▼ 22.4
Load rating vs Maryland average (50.1 t; 5,479 of 5,484 rated)
486
Bridges in Frederick · 13 in Poor condition

Age against the county: built in 1905, earlier than 469 of Frederick's 486 bridges with a recorded construction year (97%), against a county median build year of 1976. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

HESSONG BRIDGE RD 27.7 t
Maryland average (5,479 of 5,484 rated) 50.1 t

Live comparison across Maryland bridges with a recorded inventory load rating (5,479 of 5,484 rated).

HESSONG BRIDGE RD vs every rated Maryland bridge

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

28 Top 90% higher than 10% of 5,479 bridges

rated Maryland 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
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
27.7 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.

Frederick inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 486 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
1905
Material
Steel
Number of Spans
1
Structure Length
19.8 m (65 ft)
Deck Width
3.5 m (11 ft)
Owner
County Highway Agency
Avg Daily Traffic
980 vehicles/day
Structure Number
200000F-1501010

Condition Analysis

  • At 5/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • The superstructure (beams and supports above the deck) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • The substructure (piers and abutments) rates fair at 5/9, minor deterioration that routine maintenance should address.

How to read this record

This page shows what the last federal inspection recorded, not whether HESSONG BRIDGE 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 HESSONG BRIDGE RD against other structures in Frederick and across Maryland. Maryland 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 HESSONG BRIDGE RD?

HESSONG BRIDGE RD in Frederick, Maryland has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is HESSONG BRIDGE RD inspected?

HESSONG BRIDGE 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 980 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. HESSONG BRIDGE 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 HESSONG BRIDGE RD?

HESSONG BRIDGE RD has an NBI inventory load rating of 27.7 metric tons.

Who is responsible for maintaining HESSONG BRIDGE RD?

HESSONG BRIDGE RD is owned and maintained by County Highway Agency.

How old is HESSONG BRIDGE RD and does age affect safety?

HESSONG BRIDGE RD was built in 1905, making it 121 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

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

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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.