FHWA NBI 2024 Inspection record Public-domain dataset

SCHAEFFER ROAD

Carrying SCHAEFFER ROAD over LITTLE SENECA CREEK

0.5 MI E MD RTE 121, Montgomery, Maryland

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
30 t Inventory load rating

Bridge Snapshot: SCHAEFFER ROAD

The SCHAEFFER ROAD bridge in Montgomery, Maryland carries SCHAEFFER ROAD over LITTLE SENECA CREEK. It was built in 1925, making it 101 years old today. The structure is built primarily of steel and spans 1 section, stretching 13.4 meters (44 feet) end to end. Daily traffic averages 437 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 4/9. 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 29.5 metric tons.

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

How SCHAEFFER ROAD compares

▼ 21.6
Load rating vs Maryland average (51.1 t)
Bottom 13%
Lower load rating than 87% of Maryland bridges
522
Bridges in Montgomery · 24 in Poor condition
SCHAEFFER ROAD 29.5 t
Maryland average 51.1 t

Live comparison across Maryland.

Historical Sufficiency Rating

PlainBridge-computed
55.2 / 100 - historical 50–79.9 band
Structural adequacy /55
28.4
Serviceability /30
14.5
Essentiality /15
14.4
Special reductions
−2.0

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 How the historical reference is calculated.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

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

Structural Details

Year Built
1925
Material
Steel
Number of Spans
1
Structure Length
13.4 m (44 ft)
Deck Width
5.6 m (18 ft)
Owner
County Highway Agency
Avg Daily Traffic
437 vehicles/day
Structure Number
200000M-0137010

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.

How to read this record

SCHAEFFER ROAD 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 SCHAEFFER ROAD against other structures in Montgomery 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 SCHAEFFER ROAD?

SCHAEFFER ROAD in Montgomery, Maryland has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is SCHAEFFER ROAD inspected?

SCHAEFFER 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 437 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SCHAEFFER ROAD 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 SCHAEFFER ROAD?

SCHAEFFER ROAD has an NBI inventory load rating of 29.5 metric tons.

Who is responsible for maintaining SCHAEFFER ROAD?

SCHAEFFER ROAD is owned and maintained by County Highway Agency.

How old is SCHAEFFER ROAD and does age affect safety?

SCHAEFFER ROAD was built in 1925, making it 101 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.