US Bridges

SH 96 Ml over Bob Creek Canal

Poor

Pueblo County, Colorado · Boone · Structure no. L-19-G

Built
1929
96 years old
Condition
Poor
inspected June 2024
Type
Girder and Floorbeam System
Steel
Length
86 ft
2 main spans
Daily traffic
1,400
2020 count
Owner
State
State Highway Agency

About this bridge

SH 96 Ml over Bob Creek Canal is a steel girder and floorbeam system carrying SH 96 Ml over Bob Creek Canal in Pueblo County, Colorado. It was built in 1929, so it is 96 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,400 vehicles a day, roughly 9% of them trucks, projected to reach 1,582 by 2040. The structure is 86 ft (26.2 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSH 96 Ml
CrossesBob Creek Canal
LocationBoone
RouteState Highway 96B
Coordinates38.24757, -104.25072
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating21.6 US tons
Inventory rating13 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans2
Design loadH 15
Structure length86 ft (26.2 m)
Longest span40 ft (12.2 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2020)
Projected traffic1,582 by 2040
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$512,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 96 Ml over Bob Creek Canal built?

It was built in 1929, making it 96 years old in 2025.

What condition is SH 96 Ml over Bob Creek Canal in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does SH 96 Ml over Bob Creek Canal carry?

About 1,400 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is SH 96 Ml over Bob Creek Canal?

The structure is 86 ft (26.2 m) long with a longest span of 40 ft (12.2 m) and a deck 25 ft wide.

Who owns SH 96 Ml over Bob Creek Canal?

It is owned by the State Highway Agency.