FHWA NBI 2024 Inspection record Public-domain dataset

TOWNSHIP RD 136

Carrying TOWNSHIP RD 136 over IRISH CREEK

0.2MI S OF CR 32, Harrison, Ohio

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
9 t Inventory load rating

Bridge Snapshot: TOWNSHIP RD 136

The TOWNSHIP RD 136 bridge in Harrison, Ohio carries TOWNSHIP RD 136 over IRISH CREEK. It was built in 1982, making it 44 years old today. The structure is built primarily of steel and spans 1 section, stretching 9.8 meters (32 feet) end to end. Daily traffic averages 30 vehicles, placing it in the lower-traffic tier of Ohio bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 2/9. The weakest component sits in critical condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 9.1 metric tons.

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

How TOWNSHIP RD 136 compares

▼ 28.4
Load rating vs Ohio average (37.5 t)
Bottom 1%
Lower load rating than 99% of Ohio bridges
140
Bridges in Harrison · 25 in Poor condition
TOWNSHIP RD 136 9.1 t
Ohio average 37.5 t

Live comparison across Ohio.

Historical Sufficiency Rating

PlainBridge-computed
40.3 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
26.0
Essentiality /15
14.3
Special reductions
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 How the historical reference is calculated.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

Culvert
2/9
Poor (1–4)
Inventory Load Rating
9.1 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1982
Material
Steel
Number of Spans
1
Structure Length
9.8 m (32 ft)
Owner
County Highway Agency
Avg Daily Traffic
30 vehicles/day
Structure Number
3433471

How to read this record

TOWNSHIP RD 136 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 TOWNSHIP RD 136 against other structures in Harrison and across Ohio. Ohio 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 TOWNSHIP RD 136?

TOWNSHIP RD 136 in Harrison, Ohio on the FHWA's 0–9 scale.

How often is TOWNSHIP RD 136 inspected?

TOWNSHIP RD 136'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 30 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. TOWNSHIP RD 136 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 TOWNSHIP RD 136?

TOWNSHIP RD 136 has an NBI inventory load rating of 9.1 metric tons.

Who is responsible for maintaining TOWNSHIP RD 136?

TOWNSHIP RD 136 is owned and maintained by County Highway Agency.

How old is TOWNSHIP RD 136 and does age affect safety?

TOWNSHIP RD 136 was built in 1982, making it 44 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.