FHWA NBI 2024 Inspection record Public-domain dataset

SHAKER DR

Carrying SHAKER DR over MD 32

0.75 MI N OF MD 732, Howard, Maryland

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Good
61 t Inventory load rating Higher than 76% of rated Maryland bridges

SHAKER DR in Howard, Maryland sits above 76% of rated Maryland bridges on inventory load rating (61 t), while its 1981 build year is earlier than 45% of Howard's recorded-year cohort (309 bridges).

SHAKER DR in Howard, Maryland is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1981, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. The lowest applicable rating sets the federal condition category, so this Good 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:100000130102010

LATE-CENTURY · STEEL · LONG-SPAN-RUN · TIED-CTRL · ARTERIAL-ADT · HEAVY-LOAD · CAT-GOOD

  • LATE-CENTURY 1980–1999
  • STEEL Steel
  • LONG-SPAN-RUN 4 spans
  • TIED-CTRL Tied control
  • ARTERIAL-ADT Arterial ADT
  • HEAVY-LOAD Heavy load
  • CAT-GOOD Good

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: SHAKER DR

The SHAKER DR bridge in Howard, Maryland carries SHAKER DR over MD 32. It was built in 1981, making it 45 years old today. The structure is built primarily of steel continuous and spans 4 sections, stretching 130.5 meters (428 feet) end to end. Daily traffic averages 5,031 vehicles, placing it in the moderately-trafficked tier of Maryland bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range.

How SHAKER DR compares

▲ 10.7
Load rating vs Maryland average (50.1 t; 5,479 of 5,484 rated)
309
Bridges in Howard · 18 in Poor condition

Age against the county: built in 1981, earlier than 139 of Howard's 309 bridges with a recorded construction year (45%), against a county median build year of 1975. This is one of the newer structures in its county.

SHAKER DR 60.8 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).

SHAKER DR vs every rated Maryland bridge

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

61 Top 24% higher than 76% 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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
60.8 t
NBI inventory level (metric tons)
Overall Condition
Good

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.

Howard inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 309 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
1981
Material
Steel Continuous
Number of Spans
4
Structure Length
130.5 m (428 ft)
Deck Width
14.7 m (48 ft)
Owner
State Highway Agency
Avg Daily Traffic
5,031 vehicles/day
Structure Number
100000130102010

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether SHAKER DR 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 SHAKER DR against other structures in Howard 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 SHAKER DR?

SHAKER DR in Howard, Maryland has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is SHAKER DR inspected?

SHAKER DR'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 5,031 vehicles per day.

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

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

What is the inventory load rating for SHAKER DR?

SHAKER DR has an NBI inventory load rating of 60.8 metric tons.

Who is responsible for maintaining SHAKER DR?

SHAKER DR is owned and maintained by State Highway Agency.

How old is SHAKER DR and does age affect safety?

SHAKER DR was built in 1981, making it 45 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

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.

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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.