FHWA NBI 2024 Inspection record Public-domain dataset

TULIP AVENUE

Carrying TULIP AVENUE over SAYLINGS CREEK

071321602, Adams, Iowa

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
52 t Inventory load rating

Bridge Snapshot: TULIP AVENUE

The TULIP AVENUE bridge in Adams, Iowa carries TULIP AVENUE over SAYLINGS CREEK. It was built in 2002, making it 24 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 23.8 meters (78 feet) end to end. Daily traffic averages 40 vehicles, placing it in the lower-traffic tier of Iowa bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 51.6 metric tons.

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

How TULIP AVENUE compares

▲ 20.7
Load rating vs Iowa average (30.9 t)
Top 6%
Higher load rating than 94% of Iowa bridges
147
Bridges in Adams · 66 in Poor condition
TULIP AVENUE 51.6 t
Iowa average 30.9 t

Live comparison across Iowa.

Historical Sufficiency Rating

PlainBridge-computed
93.0 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
25.0
Essentiality /15
15.0
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
51.6 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2002
Material
Concrete Continuous
Number of Spans
3
Structure Length
23.8 m (78 ft)
Deck Width
7.7 m (25 ft)
Owner
County Highway Agency
Avg Daily Traffic
40 vehicles/day
Structure Number
000000000058681

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether TULIP AVENUE 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 TULIP AVENUE against other structures in Adams and across Iowa. Iowa 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 TULIP AVENUE?

TULIP AVENUE in Adams, Iowa has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is TULIP AVENUE inspected?

TULIP AVENUE'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 40 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. TULIP AVENUE is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for TULIP AVENUE?

TULIP AVENUE has an NBI inventory load rating of 51.6 metric tons.

Who is responsible for maintaining TULIP AVENUE?

TULIP AVENUE is owned and maintained by County Highway Agency.

How old is TULIP AVENUE and does age affect safety?

TULIP AVENUE was built in 2002, making it 24 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.