FHWA NBI 2024 Inspection record Public-domain dataset

SUMMER ST.

Carrying SUMMER ST. over KULIOUOU STRM

TMK=3-8-03, Honolulu, Hawaii

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
27 t Inventory load rating

Bridge Snapshot: SUMMER ST.

The SUMMER ST. bridge in Honolulu, Hawaii carries SUMMER ST. over KULIOUOU STRM. It was built in 1969, making it 57 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 17.1 meters (56 feet) end to end. Daily traffic averages 1,147 vehicles, placing it in the moderately-trafficked tier of Hawaii bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, 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 27.2 metric tons.

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

How SUMMER ST. compares

▼ 6.0
Load rating vs Hawaii average (33.2 t)
Bottom 38%
Lower load rating than 62% of Hawaii bridges
686
Bridges in Honolulu · 47 in Poor condition
SUMMER ST. 27.2 t
Hawaii average 33.2 t

Live comparison across Hawaii.

Historical Sufficiency Rating

PlainBridge-computed
60.4 / 100 - historical 50–79.9 band
Structural adequacy /55
26.1
Serviceability /30
19.5
Essentiality /15
14.8
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 How the historical reference is calculated.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
4/9
Poor (1–4)
Substructure
7/9
Good (7–9)
Inventory Load Rating
27.2 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1969
Material
Prestressed Concrete
Number of Spans
1
Structure Length
17.1 m (56 ft)
Deck Width
12.2 m (40 ft)
Owner
County Highway Agency
Avg Daily Traffic
1,147 vehicles/day
Structure Number
003350001200001

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • The superstructure (beams and supports above the deck) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

SUMMER ST. 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 SUMMER ST. against other structures in Honolulu and across Hawaii. Hawaii 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 SUMMER ST.?

SUMMER ST. in Honolulu, Hawaii has a deck rating of 6/9, superstructure rating of 4/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is SUMMER ST. inspected?

SUMMER ST.'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 1,147 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SUMMER ST. 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 SUMMER ST.?

SUMMER ST. has an NBI inventory load rating of 27.2 metric tons.

Who is responsible for maintaining SUMMER ST.?

SUMMER ST. is owned and maintained by County Highway Agency.

How old is SUMMER ST. and does age affect safety?

SUMMER ST. was built in 1969, making it 57 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.