US Bridges

HWY Old Bss R RD over US 6 Mid Cape HWY

Fair

Barnstable County, Massachusetts · Dennis · Structure no. D070114ARDOTNBI

Built
1954
71 years old, rebuilt 1970
Condition
Fair
inspected October 2024
Type
Tee Beam
Concrete Continuous
Length
260 ft
6 main spans
Daily traffic
8,000
2024 count
Owner
State
State Highway Agency

About this bridge

HWY Old Bss R RD over US 6 Mid Cape HWY is a concrete continuous tee beam carrying HWY Old Bss R RD over US 6 Mid Cape HWY in Barnstable County, Massachusetts. It was built in 1954 and reconstructed in 1970, so it is 71 years old, older than the Massachusetts average of 63.8 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 8,000 vehicles a day, roughly 5% of them trucks, projected to reach 23,690 by 2031. The structure is 260 ft (79.2 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHWY Old Bss R RD
CrossesUS 6 Mid Cape HWY
LocationDennis
RouteCity Street 0
Coordinates41.69555, -70.1613
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.6 US tons
Inventory rating25.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadH 20
Structure length260 ft (79.2 m)
Longest span55 ft (16.8 m)
Deck width39 ft (11.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (2024)
Projected traffic23,690 by 2031
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$9.3 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Old Bss R RD over US 6 Mid Cape HWY built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1970.

What condition is HWY Old Bss R RD over US 6 Mid Cape HWY 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 October 2024.

How much traffic does HWY Old Bss R RD over US 6 Mid Cape HWY carry?

About 8,000 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is HWY Old Bss R RD over US 6 Mid Cape HWY?

The structure is 260 ft (79.2 m) long with a longest span of 55 ft (16.8 m) and a deck 39 ft wide.

Who owns HWY Old Bss R RD over US 6 Mid Cape HWY?

It is owned by the State Highway Agency.