FHWA NBI 2024 Inspection record Public-domain dataset

TETTAU RD

Carrying TETTAU RD over LACARPE CREEK

0.8 MI. N. JCT SR163, Ottawa, Ohio

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
31 t Inventory load rating

Bridge Snapshot: TETTAU RD

The TETTAU RD bridge in Ottawa, Ohio carries TETTAU RD over LACARPE CREEK. It was built in 1941, making it 85 years old today. It was last reconstructed in 1985, extending its service life. The structure is built primarily of steel continuous and spans 3 sections, stretching 32.9 meters (108 feet) end to end. Daily traffic averages 2,117 vehicles, placing it in the moderately-trafficked tier of Ohio bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 7/9, substructure at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 31.1 metric tons.

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

How TETTAU RD compares

▼ 6.4
Load rating vs Ohio average (37.5 t)
Bottom 25%
Lower load rating than 75% of Ohio bridges
158
Bridges in Ottawa · 2 in Poor condition
TETTAU RD 31.1 t
Ohio average 37.5 t

Live comparison across Ohio.

Historical Sufficiency Rating

PlainBridge-computed
97.9 / 100 - historical 80–100 band
Structural adequacy /55
54.5
Serviceability /30
29.0
Essentiality /15
14.4
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 How the historical reference is calculated.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

Deck
6/9
Fair (5–6)
Superstructure
7/9
Good (7–9)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
31.1 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1941
Last Reconstructed
1985
Material
Steel Continuous
Number of Spans
3
Structure Length
32.9 m (108 ft)
Deck Width
10.4 m (34 ft)
Owner
County Highway Agency
Avg Daily Traffic
2,117 vehicles/day
Structure Number
6237177

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • 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 TETTAU RD 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 TETTAU RD against other structures in Ottawa 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 TETTAU RD?

TETTAU RD in Ottawa, Ohio has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is TETTAU RD inspected?

TETTAU RD'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 2,117 vehicles per day.

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

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

TETTAU RD has an NBI inventory load rating of 31.1 metric tons.

Who is responsible for maintaining TETTAU RD?

TETTAU RD is owned and maintained by County Highway Agency.

How old is TETTAU RD and does age affect safety?

TETTAU RD was built in 1941, making it 85 years old and last reconstructed in 1985.

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.