US Bridges

ST116 Bridge ST over Comb Conn River & Pvrr

Good

Hampden County, Massachusetts · South Hadley Falls · Structure no. H21001AA5DOTNBI

Built
1990
35 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,629 ft
10 main spans
Daily traffic
9,823
2023 count
Owner
State
State Highway Agency

About this bridge

ST116 Bridge ST over Comb Conn River & Pvrr is a steel continuous stringer/multi-beam or girder carrying ST116 Bridge ST over Comb Conn River & Pvrr in Hampden County, Massachusetts. It was built in 1990, so it is 35 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,823 vehicles a day, roughly 2% of them trucks, projected to reach 9,950 by 2031. The structure is 1,629 ft (496.6 m) long and 61 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesST116 Bridge ST
CrossesComb Conn River & Pvrr
LocationSouth Hadley Falls
RouteState Highway 116
Coordinates42.21174, -72.59612
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating82.7 US tons
Inventory rating49.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20 + Mod
Structure length1,629 ft (496.6 m)
Longest span176 ft (53.6 m)
Deck width61 ft (18.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,823 (2023)
Projected traffic9,950 by 2031
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
Detour if closed3.7 mi (6 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$9 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST116 Bridge ST over Comb Conn River & Pvrr built?

It was built in 1990, making it 35 years old in 2025.

What condition is ST116 Bridge ST over Comb Conn River & Pvrr in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does ST116 Bridge ST over Comb Conn River & Pvrr carry?

About 9,823 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is ST116 Bridge ST over Comb Conn River & Pvrr?

The structure is 1,629 ft (496.6 m) long with a longest span of 176 ft (53.6 m) and a deck 61 ft wide.

Who owns ST116 Bridge ST over Comb Conn River & Pvrr?

It is owned by the State Highway Agency.