US Bridges

HWY Stow ST over Water Fort Pond Brook

Fair

Middlesex County, Massachusetts · .3MI. W. of ST-27 · Structure no. A0202225AMUNNBI

Built
1924
101 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
2 main spans
Daily traffic
3,141
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Stow ST over Water Fort Pond Brook is a steel stringer/multi-beam or girder carrying HWY Stow ST over Water Fort Pond Brook in Middlesex County, Massachusetts. It was built in 1924, so it is 101 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 5 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 3,141 vehicles a day, roughly 10% of them trucks, projected to reach 1,358 by 2032. The structure is 30 ft (9.1 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesHWY Stow ST
CrossesWater Fort Pond Brook
Location.3MI. W. of ST-27
RouteCity Street 0
CountyMiddlesex County
StateMassachusetts
Coordinates42.45848, -71.45944
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.7 US tons
Inventory rating37.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span10 ft (3 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,141 (2018)
Projected traffic1,358 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$809,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Stow ST over Water Fort Pond Brook built?

It was built in 1924, making it 101 years old in 2025.

What condition is HWY Stow ST over Water Fort Pond 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 October 2023.

How much traffic does HWY Stow ST over Water Fort Pond Brook carry?

About 3,141 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is HWY Stow ST over Water Fort Pond Brook?

The structure is 30 ft (9.1 m) long with a longest span of 10 ft (3 m) and a deck 27 ft wide.

Who owns HWY Stow ST over Water Fort Pond Brook?

It is owned by the Town or Township Highway Agency.