ST 4 NORTH RD over I 495
RT 4 AT RT 495 · County 017, Massachusetts · Built 1959 · 2 Lanes · 33,500 vehicles/day
Overall
Deck
7
Good
Superstructure
5
Fair
Substructure
5
Fair
Condition Ratings
| Component | Rating | Description |
|---|---|---|
| Deck | 7 | Good |
| Superstructure | 5 | Fair |
| Substructure | 5 | Fair |
Location
42.603078, -71.353931
This bridge is in worse condition than 49.9% of bridges in County 017. The average bridge in Massachusetts is 0 years old; this one is 67 years old.
Nearby Bridges
HWY WESTFORD ST over I 495
Built 1961
I 495 NB over ST110 CHELMSFORD ST
Built 1960
I 495 SB over ST110 CHELMSFORD ST
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I 495 SB over HWY GOLDEN COVE RD
Built 1960
I 495 NB over HWY GOLDEN COVE RD
Built 1960
I 495 NB over OTHER BRUCE FREEMAN RAIL
Built 1959
I 495 SB over OTHER BRUCE FREEMAN RAIL
Built 1959
ST129 BILLERICA RD over WATER RIVER MEADOW BROOK
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HWY TURNPIKE RD over WATER RIVER MEADOW BROOK
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I 495 NB over WATER RIVER MEADOW BROOK
Built 1959
Bridge Details
- Structure #
- C080372K7DOTNBI
- Year Built
- 1959
- Length
- 47.5 m (155.8 ft)
- Max Span
- 22.9 m
- Width
- 16.3 m (53.5 ft)
- Lanes
- 2
- Daily Traffic
- 33,500
- Material
- Steel Continuous
- Design
- Stringer/Multi-beam or Girder
- Owner
- State Highway Agency
- Last Inspected
- N/A
- Est. Improvement
- $5,080,000
- Total Project Cost
- $7,621,000
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.