US Bridges

HWY Bourne CR Cn over ST 25

Fair

Barnstable County, Massachusetts · 0.4 M N of Bourne Bridge · Structure no. B17026457DOTNBI

Built
1985
40 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
271 ft
2 main spans
Daily traffic
7,880
2023 count
Owner
State
State Highway Agency

About this bridge

HWY Bourne CR Cn over ST 25 is a steel continuous stringer/multi-beam or girder carrying HWY Bourne CR Cn over ST 25 in Barnstable County, Massachusetts. It was built in 1985, so it is 40 years old, younger 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 7,880 vehicles a day, roughly 4% of them trucks, projected to reach 39,482 by 2032. The structure is 271 ft (82.6 m) long and 57 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesHWY Bourne CR Cn
CrossesST 25
Location0.4 M N of Bourne Bridge
RouteState Highway 0
CountyBarnstable County
StateMassachusetts
Coordinates41.75673, -70.59423
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating62.3 US tons
Inventory rating37.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length271 ft (82.6 m)
Longest span134 ft (40.8 m)
Deck width57 ft (17.4 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,880 (2023)
Projected traffic39,482 by 2032
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Bourne CR Cn over ST 25 built?

It was built in 1985, making it 40 years old in 2025.

What condition is HWY Bourne CR Cn over ST 25 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 November 2024.

How much traffic does HWY Bourne CR Cn over ST 25 carry?

About 7,880 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is HWY Bourne CR Cn over ST 25?

The structure is 271 ft (82.6 m) long with a longest span of 134 ft (40.8 m) and a deck 57 ft wide.

Who owns HWY Bourne CR Cn over ST 25?

It is owned by the State Highway Agency.