US Bridges

Bartley Chester RD over Mt. Olive Brook

Fair

Morris County, New Jersey · 0.10 Mi. W of Rt. 206 · Structure no. 1401132

Built
1974
51 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
9,575
2023 count
Owner
County
County Highway Agency

About this bridge

Bartley Chester RD over Mt. Olive Brook is a concrete culvert carrying Bartley Chester RD over Mt. Olive Brook in Morris County, New Jersey. It was built in 1974, so it is 51 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 9,575 vehicles a day, roughly 3% of them trucks, projected to reach 11,683 by 2043. The structure is 33 ft (10.1 m) long and 59 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBartley Chester RD
CrossesMt. Olive Brook
Location0.10 Mi. W of Rt. 206
RouteCounty Highway 612
Coordinates40.82253, -74.7105
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span16 ft (4.9 m)
Deck width59 ft (17.9 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,575 (2023)
Projected traffic11,683 by 2043
Trucks3%
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 statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$60,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Bartley Chester RD over Mt. Olive Brook built?

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

What condition is Bartley Chester RD over Mt. Olive Brook in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does Bartley Chester RD over Mt. Olive Brook carry?

About 9,575 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Bartley Chester RD over Mt. Olive Brook?

The structure is 33 ft (10.1 m) long with a longest span of 16 ft (4.9 m) and a deck 59 ft wide.

Who owns Bartley Chester RD over Mt. Olive Brook?

It is owned by the County Highway Agency.