US Bridges

Lowell Blvd. over Nwp

Fair

Broomfield County, Colorado · 2.56 Miles from I-25 · Structure no. NWP-02.56

Built
2002
23 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
262 ft
2 main spans
Daily traffic
5,282
2020 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Lowell Blvd. over Nwp is a prestressed concrete continuous stringer/multi-beam or girder carrying Lowell Blvd. over Nwp in Broomfield County, Colorado. It was built in 2002, so it is 23 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,282 vehicles a day, roughly 10% of them trucks, projected to reach 10,000 by 2040. The structure is 262 ft (80 m) long and 54 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesLowell Blvd.
CrossesNwp
Location2.56 Miles from I-25
RouteCity Street 0
CountyBroomfield County
StateColorado
Coordinates39.98147, -105.01846
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.2 US tons
Inventory rating48 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans2
Design loadHS 25 or greater
Structure length262 ft (80 m)
Longest span139 ft (42.4 m)
Deck width54 ft (16.5 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,282 (2020)
Projected traffic10,000 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a toll road
National Highway SystemNo

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lowell Blvd. over Nwp built?

It was built in 2002, making it 23 years old in 2025.

What condition is Lowell Blvd. over Nwp in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does Lowell Blvd. over Nwp carry?

About 5,282 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Lowell Blvd. over Nwp?

The structure is 262 ft (80 m) long with a longest span of 139 ft (42.4 m) and a deck 54 ft wide.

Who owns Lowell Blvd. over Nwp?

It is owned by the Local Toll Authority.