US Bridges

ST169 Southbrdg RD over Water Ashworth Brook

Fair

Worcester County, Massachusetts · .5 Mi.Sth of U.S.20 · Structure no. C060181Y8DOTNBI

Built
1947
78 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
28 ft
1 main span
Daily traffic
11,270
2022 count
Owner
State
State Highway Agency

About this bridge

ST169 Southbrdg RD over Water Ashworth Brook is a concrete culvert carrying ST169 Southbrdg RD over Water Ashworth Brook in Worcester County, Massachusetts. It was built in 1947, so it is 78 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 11,270 vehicles a day, roughly 5% of them trucks, projected to reach 25,269 by 2031. The structure is 28 ft (8.5 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesST169 Southbrdg RD
CrossesWater Ashworth Brook
Location.5 Mi.Sth of U.S.20
RouteState Highway 169
CountyWorcester County
StateMassachusetts
Coordinates42.13887, -71.9991
Functional classRural 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.7 US tons
Inventory rating24.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length28 ft (8.5 m)
Longest span23 ft (6.9 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,270 (2022)
Projected traffic25,269 by 2031
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST169 Southbrdg RD over Water Ashworth Brook built?

It was built in 1947, making it 78 years old in 2025.

What condition is ST169 Southbrdg RD over Water Ashworth 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 May 2024.

How much traffic does ST169 Southbrdg RD over Water Ashworth Brook carry?

About 11,270 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is ST169 Southbrdg RD over Water Ashworth Brook?

The structure is 28 ft (8.5 m) long with a longest span of 23 ft (6.9 m) and a deck 44 ft wide.

Who owns ST169 Southbrdg RD over Water Ashworth Brook?

It is owned by the State Highway Agency.