US Bridges

Colorado Drive over College Waterway

Good

Flagler County, Florida · 0.2 MI E of Palm Hrbr Pky · Structure no. 734064

Built
1974
51 years old
Condition
Good
inspected January 2024
Type
Slab
Prestressed Concrete
Length
161 ft
5 main spans
Daily traffic
441
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Colorado Drive over College Waterway is a prestressed concrete slab carrying Colorado Drive over College Waterway in Flagler County, Florida. It was built in 1974, so it is 51 years old, older than the Florida average of 41.3 years.

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

It carries about 441 vehicles a day, roughly 2% of them trucks, projected to reach 765 by 2042. The structure is 161 ft (49 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesColorado Drive
CrossesCollege Waterway
Location0.2 MI E of Palm Hrbr Pky
RouteCity Street 0
StateFlorida
Coordinates29.59354, -81.21809
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating43.7 US tons
Inventory rating33.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans5
Design loadUnknown
Structure length161 ft (49 m)
Longest span40 ft (12.2 m)
Deck width39 ft (11.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic441 (2022)
Projected traffic765 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Colorado Drive over College Waterway built?

It was built in 1974, making it 51 years old in 2025.

What condition is Colorado Drive over College Waterway 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 January 2024.

How much traffic does Colorado Drive over College Waterway carry?

About 441 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Colorado Drive over College Waterway?

The structure is 161 ft (49 m) long with a longest span of 40 ft (12.2 m) and a deck 39 ft wide.

Who owns Colorado Drive over College Waterway?

It is owned by the City or Municipal Highway Agency.