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Nearby Bridges in NBI 2021: 2


ROUTE 66 over NATCHAUG RIVER (Route: 66)
Num:490x
Open: no restriction [A]
Built: 2020, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.2 Kilometers)

Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 52.9 m = 173.6 ft
Main Spans: 1 at 51.8 m = 170.0 ft
Approach Spans: 0
Skew: 20
Width, Roadway: 10.4 m = 34.1 ft (2 Lanes) and Out-To-Out: 13 m = 42.7 ft for a 12 m = 39.4 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Windham [86790]: Windham County [015], Connecticut [09]
Owned by State Highway Agency [01], DOT District: 2
.5 MI EAST JCT 195 & 14
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: M 18 / H 20 [4]
Operating: 43.7 metric ton = 48.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 33.7 metric ton = 37.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: May 2020 [0520] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 7957 (2018) and Trucks: 6%
Future ADT: 11823 (In 2038 )
ROUTE 14 over NATCHAUG RIVER (Route: 14)
Num:5397x
Open: no restriction [A]
Built: 1986, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 Kilometers)

Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 35.4 m = 116.1 ft
Main Spans: 1 at 33.5 m = 109.9 ft
Approach Spans: 0
Skew: 23
Width, Roadway: 10.4 m = 34.1 ft (2 Lanes) and Out-To-Out: 14.4 m = 47.2 ft for a 10.4 m = 34.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Windham [86790]: Windham County [015], Connecticut [09]
Owned by State Highway Agency [01], DOT District: 2
0.2 MI EAST OF ROUTE 66
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 99.9 metric ton = 109.9 tons (Load Factor(LF) [1])
Inventory: 62.9 metric ton = 69.2 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: March 2020 [0320] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 4800 (2016) and Trucks: 3%
Future ADT: 7132 (In 2036 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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