US Bridges

HWY Mckeon RD over Comb Blkstne Riv / Bkwy

Fair

Worcester County, Massachusetts · .1 M West of ST146 MM20 · Structure no. W44159ATDDOTNBI

Built
2005
20 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
106 ft
1 main span
Daily traffic
16,902
2023 count
Owner
State
State Highway Agency

About this bridge

HWY Mckeon RD over Comb Blkstne Riv / Bkwy is a prestressed concrete stringer/multi-beam or girder carrying HWY Mckeon RD over Comb Blkstne Riv / Bkwy in Worcester County, Massachusetts. It was built in 2005, so it is 20 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 16,902 vehicles a day, roughly 7% of them trucks, projected to reach 31,002 by 2032. The structure is 106 ft (32.2 m) long and 83 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesHWY Mckeon RD
CrossesComb Blkstne Riv / Bkwy
Location.1 M West of ST146 MM20
RouteCity Street 0
CountyWorcester County
StateMassachusetts
Coordinates42.23589, -71.79472
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating76.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length106 ft (32.2 m)
Longest span97 ft (29.6 m)
Deck width83 ft (25.4 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,902 (2023)
Projected traffic31,002 by 2032
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesOther
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Mckeon RD over Comb Blkstne Riv / Bkwy built?

It was built in 2005, making it 20 years old in 2025.

What condition is HWY Mckeon RD over Comb Blkstne Riv / Bkwy 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 January 2025.

How much traffic does HWY Mckeon RD over Comb Blkstne Riv / Bkwy carry?

About 16,902 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is HWY Mckeon RD over Comb Blkstne Riv / Bkwy?

The structure is 106 ft (32.2 m) long with a longest span of 97 ft (29.6 m) and a deck 83 ft wide.

Who owns HWY Mckeon RD over Comb Blkstne Riv / Bkwy?

It is owned by the State Highway Agency.