E-470 Ramp H
Carrying E-470 Ramp H over I-70 Colfax E470 ML
E-470/I-70 Int., Arapahoe, Colorado
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
E-470 Ramp H in Arapahoe, Colorado sits above 75% of rated Colorado bridges on inventory load rating (41 t), while its 2007 build year is earlier than 8% of Arapahoe's recorded-year cohort (391 bridges).
E-470 Ramp H in Arapahoe, Colorado is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 2007, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure CO:E-470-20.46A
POST-2000 · PRESTRESS · LONG-SPAN-RUN · SUPER-LED · HEAVY-ADT · HEAVY-LOAD · CAT-FAIR
- POST-2000 2000+
- PRESTRESS Prestressed concrete
- LONG-SPAN-RUN 11 spans
- SUPER-LED Superstructure-led
- HEAVY-ADT Heavy ADT
- HEAVY-LOAD Heavy load
- CAT-FAIR Fair
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: E-470 Ramp H
The E-470 Ramp H bridge in Arapahoe, Colorado carries E-470 Ramp H over I-70 Colfax E470 ML. It was built in 2007, making it 19 years old today. The structure is built primarily of prestressed concrete continuous and spans 11 sections, stretching 492.6 meters (1616 feet) end to end. Daily traffic averages 30,400 vehicles, placing it in the heavily-trafficked tier of Colorado bridges. It is owned and maintained by Local Toll Authority.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 6/9, substructure at 7/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How E-470 Ramp H compares
Age against the county: built in 2007, earlier than 32 of Arapahoe's 391 bridges with a recorded construction year (8%), against a county median build year of 1986. This is one of the newer structures in its county.
Live comparison across Colorado bridges with a recorded inventory load rating (8,962 of 8,965 rated).
E-470 Ramp H vs every rated Colorado bridge
Inventory load rating (metric tons), FHWA NBI, this state
41 Top 25% higher than 75% of 8,962 bridges
rated Colorado bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Arapahoe inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 391 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 2007
- Material
- Prestressed Concrete Continuous
- Number of Spans
- 11
- Structure Length
- 492.6 m (1616 ft)
- Deck Width
- 14.3 m (47 ft)
- Owner
- Local Toll Authority
- Avg Daily Traffic
- 30,400 vehicles/day
- Structure Number
- E-470-20.46A
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 fair condition (6/9), with minor deterioration that may require routine maintenance.
- • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether E-470 Ramp H 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 E-470 Ramp H 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 E-470 Ramp H?
E-470 Ramp H in Arapahoe, Colorado has a deck rating of 7/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is E-470 Ramp H inspected?
E-470 Ramp H'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 30,400 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. E-470 Ramp H 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 E-470 Ramp H?
E-470 Ramp H has an NBI inventory load rating of 40.8 metric tons.
Who is responsible for maintaining E-470 Ramp H?
E-470 Ramp H is owned and maintained by Local Toll Authority.
How old is E-470 Ramp H and does age affect safety?
E-470 Ramp H was built in 2007, making it 19 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.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.