US Bridges

Lawrence Road over Boynton Canal C-16

Good

Palm Beach County, Florida · 0.8MI N of Boynton Bch B · Structure no. 934914

Built
1980
45 years old, rebuilt 2010
Condition
Good
inspected June 2024
Type
Slab
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
15,500
2023 count
Owner
County
County Highway Agency

About this bridge

Lawrence Road over Boynton Canal C-16 is a prestressed concrete slab carrying Lawrence Road over Boynton Canal C-16 in Palm Beach County, Florida. It was built in 1980 and reconstructed in 2010, so it is 45 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 15,500 vehicles a day, roughly 8% of them trucks, projected to reach 26,893 by 2045. The structure is 31 ft (9.5 m) long and 67 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLawrence Road
CrossesBoynton Canal C-16
Location0.8MI N of Boynton Bch B
RouteCounty Highway 0
StateFlorida
Coordinates26.53886, -80.10656
Functional classUrban Collector

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 protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating45 US tons
Inventory rating40.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length31 ft (9.5 m)
Longest span31 ft (9.5 m)
Deck width67 ft (20.4 m)
Roadway width53 ft (16.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,500 (2023)
Projected traffic26,893 by 2045
Trucks8%
Lanes on structure4
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
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 Lawrence Road over Boynton Canal C-16 built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 2010.

What condition is Lawrence Road over Boynton Canal C-16 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 June 2024.

How much traffic does Lawrence Road over Boynton Canal C-16 carry?

About 15,500 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Lawrence Road over Boynton Canal C-16?

The structure is 31 ft (9.5 m) long with a longest span of 31 ft (9.5 m) and a deck 67 ft wide.

Who owns Lawrence Road over Boynton Canal C-16?

It is owned by the County Highway Agency.