Rock Creek Pkwy
Carrying Rock Creek Pkwy over Community Ditch
300 Ft East of McCaslin, Boulder, Colorado
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
Rock Creek Pkwy in Boulder, Colorado sits above 42% of rated Colorado bridges on inventory load rating (33 t), while its 2000 build year is earlier than 29% of Boulder's recorded-year cohort (311 bridges).
Rock Creek Pkwy in Boulder, Colorado is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 2000, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor 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:SUPER-ROKCKBL-B
POST-2000 · CONCRETE · SINGLE-SPAN · TIED-CTRL · ARTERIAL-ADT · STANDARD-LOAD · CAT-POOR
- POST-2000 2000+
- CONCRETE Concrete
- SINGLE-SPAN Single span
- TIED-CTRL Tied control
- ARTERIAL-ADT Arterial ADT
- STANDARD-LOAD Standard load
- CAT-POOR Poor
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: Rock Creek Pkwy
The Rock Creek Pkwy bridge in Boulder, Colorado carries Rock Creek Pkwy over Community Ditch. It was built in 2000, making it 26 years old today. The structure is built primarily of concrete and spans 1 section, stretching 10.7 meters (35 feet) end to end. Daily traffic averages 7,760 vehicles, placing it in the moderately-trafficked tier of Colorado bridges. It is owned and maintained by Town/Township Highway Agency.
The latest FHWA inspection records show a deck rating of 4/9, superstructure at 4/9, substructure at 6/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules.
How Rock Creek Pkwy compares
Age against the county: built in 2000, earlier than 89 of Boulder's 311 bridges with a recorded construction year (29%), against a county median build year of 1990. 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).
Rock Creek Pkwy vs every rated Colorado bridge
Inventory load rating (metric tons), FHWA NBI, this state
33 Top 58% higher than 42% 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.
Boulder inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 311 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
- 2000
- Material
- Concrete
- Number of Spans
- 1
- Structure Length
- 10.7 m (35 ft)
- Deck Width
- 39.9 m (131 ft)
- Owner
- Town/Township Highway Agency
- Avg Daily Traffic
- 7,760 vehicles/day
- Structure Number
- SUPER-ROKCKBL-B
Condition Analysis
- • At 4/9, the deck (driving surface) is in poor shape, with advanced wear on file for this vintage.
- • At 4/9, the superstructure (beams and supports above the deck) is in poor shape, with advanced wear on file for this vintage.
- • The substructure (piers and abutments) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
Rock Creek Pkwy 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 Rock Creek Pkwy against other structures in Boulder 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 Rock Creek Pkwy?
Rock Creek Pkwy in Boulder, Colorado has a deck rating of 4/9, superstructure rating of 4/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is Rock Creek Pkwy inspected?
Rock Creek Pkwy'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 7,760 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Rock Creek Pkwy 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 Rock Creek Pkwy?
Rock Creek Pkwy has an NBI inventory load rating of 32.7 metric tons.
Who is responsible for maintaining Rock Creek Pkwy?
Rock Creek Pkwy is owned and maintained by Town/Township Highway Agency.
How old is Rock Creek Pkwy and does age affect safety?
Rock Creek Pkwy was built in 2000, making it 26 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.