Nh101 over Tower Hill Road

Fair Condition62 years old52,392 vehicles/day

Location

StateNew Hampshire
CountyRockingham
Location2.6 Mi Jct RT 28
CarriesNh101
CrossesTower Hill Road
Coordinates43.02903, -71.35782

Condition Ratings

Overall ConditionFair
Culvert6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length26.9 ft (8.2 m)
Max Span23.0 ft (7 m)
Deck Width129.9 ft (39.6 m)
Deck Area324.7 sq m
Main Spans1
Year Built1964

Traffic

Avg Daily Traffic52,392 (2023)
Truck Traffic7%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Structure Number001300880016200

Nearby Bridges

Nh101 EB over Hooksett Road 0.6 mi Good Nh101 WB over Hooksett Road 0.6 mi Good Chester Turnpike over Nh101 1.0 mi Good Griffin Mill Road over Maple Falls Brook 1.7 mi Poor Nh101 EB over Old Candia Road 1.7 mi Good Nh101 WB over Old Candia Road 1.8 mi Good Nh121 over Sucker Brook 1.8 mi Good Nh101 WB over King Street 1.9 mi Fair Nh101 EB over King Street 1.9 mi Good Nh101 over Nh 28 Bypass 2.4 mi Good