US Bridges

Lloyd Road over Grove Brook

Good

Somerset County, New Jersey · 0.5 Miles East of Rt 525 · Structure no. 18G1403

Built
2018
7 years old
Condition
Good
inspected September 2023
Type
Frame
Concrete
Length
21 ft
1 main span
Daily traffic
485
2023 count
Owner
County
County Highway Agency

About this bridge

Lloyd Road over Grove Brook is a concrete frame carrying Lloyd Road over Grove Brook in Somerset County, New Jersey. It was built in 2018, so it is 7 years old, younger than the New Jersey average of 58.5 years.

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

It carries about 485 vehicles a day, roughly 1% of them trucks, projected to reach 591 by 2043. The structure is 21 ft (6.4 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLloyd Road
CrossesGrove Brook
Location0.5 Miles East of Rt 525
RouteCity Street 0
CountySomerset County
StateNew Jersey
Coordinates40.74281, -74.57162
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
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable 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 rating40.3 US tons
Inventory rating38.6 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width32 ft (9.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic485 (2023)
Projected traffic591 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$622,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Lloyd Road over Grove Brook built?

It was built in 2018, making it 7 years old in 2025.

What condition is Lloyd Road over Grove Brook 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 September 2023.

How much traffic does Lloyd Road over Grove Brook carry?

About 485 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Lloyd Road over Grove Brook?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m) and a deck 32 ft wide.

Who owns Lloyd Road over Grove Brook?

It is owned by the County Highway Agency.