FHWA NBI 2024 Inspection record Public-domain dataset

MONKLAND LANE

Carrying MONKLAND LANE over GRASS VALLEY CANYON

1.2 MI E OF HWY 97, Sherman, Oregon

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating

Bridge Snapshot: MONKLAND LANE

The MONKLAND LANE bridge in Sherman, Oregon carries MONKLAND LANE over GRASS VALLEY CANYON. It was built in 1957, making it 69 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 26.8 meters (88 feet) end to end. Daily traffic averages 140 vehicles, placing it in the lower-traffic tier of Oregon bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 6/9, substructure at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 24.0 metric tons.

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

How MONKLAND LANE compares

▼ 8.3
Load rating vs Oregon average (32.3 t)
Bottom 33%
Lower load rating than 67% of Oregon bridges
48
Bridges in Sherman
MONKLAND LANE 24.0 t
Oregon average 32.3 t

Live comparison across Oregon.

Historical Sufficiency Rating

PlainBridge-computed
82.7 / 100 - historical 80–100 band
Structural adequacy /55
47.1
Serviceability /30
23.8
Essentiality /15
14.9
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
6/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
24.0 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1957
Material
Concrete Continuous
Number of Spans
3
Structure Length
26.8 m (88 ft)
Deck Width
8.8 m (29 ft)
Owner
County Highway Agency
Avg Daily Traffic
140 vehicles/day
Structure Number
558391062500125

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • 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 MONKLAND LANE 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 MONKLAND LANE against other structures in Sherman and across Oregon. Oregon 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 MONKLAND LANE?

MONKLAND LANE in Sherman, Oregon has a deck rating of 7/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is MONKLAND LANE inspected?

MONKLAND LANE'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 140 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. MONKLAND LANE 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 MONKLAND LANE?

MONKLAND LANE has an NBI inventory load rating of 24.0 metric tons.

Who is responsible for maintaining MONKLAND LANE?

MONKLAND LANE is owned and maintained by County Highway Agency.

How old is MONKLAND LANE and does age affect safety?

MONKLAND LANE was built in 1957, making it 69 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.