US Bridges

Rocknham Mall Entr over Rockham Blvd Bk Parknlot

Fair

Rockingham County, New Hampshire · Rockingham Mall · Structure no. 022800870006300

Built
1991
34 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
1,456 ft
13 main spans
Daily traffic
4,631
2023 count
Owner
State
State Highway Agency

About this bridge

Rocknham Mall Entr over Rockham Blvd Bk Parknlot is a steel stringer/multi-beam or girder carrying Rocknham Mall Entr over Rockham Blvd Bk Parknlot in Rockingham County, New Hampshire. It was built in 1991, so it is 34 years old, younger than the New Hampshire average of 56.9 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 4,631 vehicles a day, roughly 4% of them trucks, projected to reach 6,853 by 2043. The structure is 1,456 ft (443.8 m) long and 35 ft wide.

Location

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CarriesRocknham Mall Entr
CrossesRockham Blvd Bk Parknlot
LocationRockingham Mall
CountyRockingham County
StateNew Hampshire
Coordinates42.76651, -71.227
Functional classUrban Other Principal 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 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
Approach roadway alignment9: Superior to present desirable criteria
Operating rating62.1 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans13
Design loadHS 25 or greater
Structure length1,456 ft (443.8 m)
Longest span162 ft (49.4 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,631 (2023)
Projected traffic6,853 by 2043
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$314,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rocknham Mall Entr over Rockham Blvd Bk Parknlot built?

It was built in 1991, making it 34 years old in 2025.

What condition is Rocknham Mall Entr over Rockham Blvd Bk Parknlot 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 2023.

How much traffic does Rocknham Mall Entr over Rockham Blvd Bk Parknlot carry?

About 4,631 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Rocknham Mall Entr over Rockham Blvd Bk Parknlot?

The structure is 1,456 ft (443.8 m) long with a longest span of 162 ft (49.4 m) and a deck 35 ft wide.

Who owns Rocknham Mall Entr over Rockham Blvd Bk Parknlot?

It is owned by the State Highway Agency.