US Bridges

Brielle Road over Glimmer Glass

PoorPosted for load

Monmouth County, New Jersey · 0.1MI East of Green Ave. · Structure no. 13000W9

Built
1938
87 years old
Condition
Poor
inspected June 2023
Type
Movable - Bascule
Steel
Length
279 ft
1 main span
Daily traffic
7,555
2023 count
Owner
County
County Highway Agency

About this bridge

Brielle Road over Glimmer Glass is a steel movable - bascule carrying Brielle Road over Glimmer Glass in Monmouth County, New Jersey. It was built in 1938, so it is 87 years old, older than the New Jersey average of 58.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 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. Its operating status is: posted for load restriction.

It carries about 7,555 vehicles a day, roughly 1% of them trucks, projected to reach 9,220 by 2043. The structure is 279 ft (85 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBrielle Road
CrossesGlimmer Glass
Location0.1MI East of Green Ave.
RouteCity Street 0
Coordinates40.11184, -74.04496
Functional classUrban Collector

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating9 US tons
Inventory rating5 US tons

Structure

Structure typeMovable - Bascule
MaterialSteel
DeckWood or timber
Main spans1 (+16 approach)
Design loadUnknown
Structure length279 ft (85 m)
Longest span34 ft (10.4 m)
Deck width30 ft (9.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck14 ft (4.3 m)

Traffic and service

Average daily traffic7,555 (2023)
Projected traffic9,220 by 2043
Trucks1%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$28.7 million (2023 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Brielle Road over Glimmer Glass built?

It was built in 1938, making it 87 years old in 2025.

What condition is Brielle Road over Glimmer Glass 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 2023.

How much traffic does Brielle Road over Glimmer Glass carry?

About 7,555 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Brielle Road over Glimmer Glass?

The structure is 279 ft (85 m) long with a longest span of 34 ft (10.4 m) and a deck 30 ft wide.

Who owns Brielle Road over Glimmer Glass?

It is owned by the County Highway Agency.