US Bridges

ST 1 A/High RD over Water Parker River

Fair

Essex County, Massachusetts · 0.25 MI S of Newman RD · Structure no. N100108PDDOTNBI

Built
2009
16 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
365 ft
3 main spans
Daily traffic
5,172
2019 count
Owner
State
State Highway Agency

About this bridge

ST 1 A/High RD over Water Parker River is a prestressed concrete continuous stringer/multi-beam or girder carrying ST 1 A/High RD over Water Parker River in Essex County, Massachusetts. It was built in 2009, so it is 16 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 5,172 vehicles a day, roughly 3% of them trucks, projected to reach 12,476 by 2032. The structure is 365 ft (111.4 m) long and 53 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesST 1 A/High RD
CrossesWater Parker River
Location0.25 MI S of Newman RD
RouteCity Street 0
CountyEssex County
StateMassachusetts
Coordinates42.76246, -70.84771
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.7 US tons
Inventory rating59.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length365 ft (111.4 m)
Longest span118 ft (36.1 m)
Deck width53 ft (16.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,172 (2019)
Projected traffic12,476 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$3.6 million (2025 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was ST 1 A/High RD over Water Parker River built?

It was built in 2009, making it 16 years old in 2025.

What condition is ST 1 A/High RD over Water Parker River 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 July 2023.

How much traffic does ST 1 A/High RD over Water Parker River carry?

About 5,172 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is ST 1 A/High RD over Water Parker River?

The structure is 365 ft (111.4 m) long with a longest span of 118 ft (36.1 m) and a deck 53 ft wide.

Who owns ST 1 A/High RD over Water Parker River?

It is owned by the State Highway Agency.