FHWA NBI 2024 Inspection record Public-domain dataset

MO 106 E

Carrying MO 106 E over CURRENT RIVER

S 16 T 29 N R 2 W, Shannon, Missouri

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
35 t Inventory load rating

Bridge Snapshot: MO 106 E

The MO 106 E bridge in Shannon, Missouri carries MO 106 E over CURRENT RIVER. It was built in 1973, making it 53 years old today. The structure is built primarily of steel continuous and spans 6 sections, stretching 197.2 meters (647 feet) end to end. Daily traffic averages 341 vehicles, placing it in the lower-traffic tier of Missouri bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 4/9, substructure at 7/9. 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 35.1 metric tons.

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

How MO 106 E compares

▲ 1.4
Load rating vs Missouri average (33.7 t)
Top 41%
Higher load rating than 59% of Missouri bridges
63
Bridges in Shannon · 6 in Poor condition
MO 106 E 35.1 t
Missouri average 33.7 t

Live comparison across Missouri.

Historical Sufficiency Rating

PlainBridge-computed
67.8 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
27.0
Essentiality /15
12.2
Special reductions
−1.4

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 How the historical reference is calculated.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
4/9
Poor (1–4)
Substructure
7/9
Good (7–9)
Inventory Load Rating
35.1 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1973
Material
Steel Continuous
Number of Spans
6
Structure Length
197.2 m (647 ft)
Deck Width
11.2 m (37 ft)
Owner
State Highway Agency
Avg Daily Traffic
341 vehicles/day
Structure Number
2606

Condition Analysis

  • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

MO 106 E 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 MO 106 E against other structures in Shannon and across Missouri. Missouri 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 MO 106 E?

MO 106 E in Shannon, Missouri has a deck rating of 5/9, superstructure rating of 4/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is MO 106 E inspected?

MO 106 E'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 341 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. MO 106 E 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 MO 106 E?

MO 106 E has an NBI inventory load rating of 35.1 metric tons.

Who is responsible for maintaining MO 106 E?

MO 106 E is owned and maintained by State Highway Agency.

How old is MO 106 E and does age affect safety?

MO 106 E was built in 1973, making it 53 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.