US Bridges

Timber Mill Parkwa over East Plum Creek

Good

Douglas County, Colorado · 0.6 MI SE of US 85 · Structure no. CAS TMBRMIL-0.2

Built
2022
3 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
550 ft
4 main spans
Daily traffic
—
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Timber Mill Parkwa over East Plum Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Timber Mill Parkwa over East Plum Creek in Douglas County, Colorado. It was built in 2022, so it is 3 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

No traffic count is recorded. The structure is 550 ft (167.6 m) long and 62 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesTimber Mill Parkwa
CrossesEast Plum Creek
Location0.6 MI SE of US 85
RouteCity Street 0
Coordinates39.41672, -104.8891
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating27.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadGreater than HL 93
Structure length550 ft (167.6 m)
Longest span145 ft (44.3 m)
Deck width62 ft (18.8 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic6,000 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Timber Mill Parkwa over East Plum Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is Timber Mill Parkwa over East Plum Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2025.

How much traffic does Timber Mill Parkwa over East Plum Creek carry?

No traffic count is recorded for this structure.

How long is Timber Mill Parkwa over East Plum Creek?

The structure is 550 ft (167.6 m) long with a longest span of 145 ft (44.3 m) and a deck 62 ft wide.

Who owns Timber Mill Parkwa over East Plum Creek?

It is owned by the Town or Township Highway Agency.