I 495 NB over HWY RAMPS A & B
.3 MI N MERRIMAC RIVER · County 009, Massachusetts · Built 1962 · 3 Lanes · 57,480 vehicles/day
Overall
Deck
5
Fair
Superstructure
6
Satisfactory
Substructure
6
Satisfactory
Condition Ratings
| Component | Rating | Description |
|---|---|---|
| Deck | 5 | Fair |
| Superstructure | 6 | Satisfactory |
| Substructure | 6 | Satisfactory |
Location
42.711575, -71.137242
This bridge is in worse condition than 39.1% of bridges in County 009. The average bridge in Massachusetts is 0 years old; this one is 64 years old.
Nearby Bridges
I 495 RAMP E over I 495 RAMPS A & B
Built 2004
I 495 SB over HWY RAMPS A & B
Built 1962
HWY MARSTN ST NB over I 495 RAMPS A & K
Built 2002
I 495 NB over HWY COMMONWEALTH DR
Built 1962
I 495 SB over HWY COMMONWEALTH DR
Built 1962
I 495 RAMP K over HWY COMMONWEALTH DR
Built 2002
HWY MARSTN ST NB over I 495 RAMP J
Built 2002
I 495 & ACCESS RPS over WATER MERRIMACK RIVER
Built 1962
I 495 UPPER LEVEL over I 495 LOWER LEVEL
Built 1962
I 495 RP M&MERRK S over WATER SHAWSHEEN RIVER
Built 1963
Bridge Details
- Structure #
- L040392X7DOTNBI
- Year Built
- 1962
- Reconstructed
- 2002
- Length
- 45.4 m (149 ft)
- Max Span
- 25.9 m
- Width
- 21.5 m (70.5 ft)
- Lanes
- 3
- Daily Traffic
- 57,480
- Material
- Steel
- Design
- Stringer/Multi-beam or Girder
- Owner
- State Highway Agency
- Last Inspected
- N/A
- Est. Improvement
- $7,430,000
- Total Project Cost
- $11,146,000
Data from FHWA National Bridge Inventory. Bridge conditions may have changed since the last inspection. This site is not affiliated with FHWA. Do not use for route clearance purposes.