FHWA NBI 2024 Inspection record Public-domain dataset

SH 88 ML

Carrying SH 88 ML over BEAR CREEK

0.1 MI S of JCT US285, Arapahoe, Colorado

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
30 t Inventory load rating

Bridge Snapshot: SH 88 ML

The SH 88 ML bridge in Arapahoe, Colorado carries SH 88 ML over BEAR CREEK. It was built in 1966, making it 60 years old today. The structure is built primarily of concrete and spans 3 sections, stretching 28.7 meters (94 feet) end to end. Daily traffic averages 21,000 vehicles, placing it in the heavily-trafficked tier of Colorado bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 3/9, superstructure at 4/9, substructure at 5/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 30.0 metric tons.

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

How SH 88 ML compares

▼ 7.1
Load rating vs Colorado average (37.1 t)
Bottom 33%
Lower load rating than 67% of Colorado bridges
391
Bridges in Arapahoe · 24 in Poor condition
SH 88 ML 30.0 t
Colorado average 37.1 t

Live comparison across Colorado.

Historical Sufficiency Rating

PlainBridge-computed
55.7 / 100 - historical 50–79.9 band
Structural adequacy /55
28.8
Serviceability /30
23.0
Essentiality /15
6.9
Special reductions
−3.0

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 How the historical reference is calculated.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
3/9
Poor (1–4)
Superstructure
4/9
Poor (1–4)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
30.0 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1966
Material
Concrete
Number of Spans
3
Structure Length
28.7 m (94 ft)
Deck Width
24.5 m (80 ft)
Owner
State Highway Agency
Avg Daily Traffic
21,000 vehicles/day
Structure Number
F-16-BC

Condition Analysis

  • The deck (driving surface) is in poor condition (3/9), showing advanced deterioration that may require priority repair.
  • The superstructure (beams and supports above the deck) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
  • The substructure (piers and abutments) rates fair at 5/9, minor deterioration that routine maintenance should address.

How to read this record

SH 88 ML 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 SH 88 ML against other structures in Arapahoe and across Colorado. Colorado 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 SH 88 ML?

SH 88 ML in Arapahoe, Colorado has a deck rating of 3/9, superstructure rating of 4/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is SH 88 ML inspected?

SH 88 ML'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 21,000 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SH 88 ML 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 SH 88 ML?

SH 88 ML has an NBI inventory load rating of 30.0 metric tons.

Who is responsible for maintaining SH 88 ML?

SH 88 ML is owned and maintained by State Highway Agency.

How old is SH 88 ML and does age affect safety?

SH 88 ML was built in 1966, making it 60 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.