Bridge Type
Main Span(s): Steel [3] Arch - Deck [11]
Approach Span(s): Concrete continuous [2] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 77.1 m = 253.0 ft
Main Spans: 1 at 39.6 m = 129.9 ft
Approach Spans: 6
Skew: 0
Width, Roadway: 19.7 m = 64.6 ft (4 Lanes) and Out-To-Out: 21.6 m = 70.9 ft for a 19.8 m = 65.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Westport [83500]: Fairfield County [001], Connecticut [09]
Owned by State Highway Agency [01], DOT District: 3
BETWEEN EXIT 41 & EXIT 42
Condition
Deck: Satisfactory [6]
Superstructure: Serious [3]
Substructure: Poor [4]
Loading
Design: M 18 / H 20 [4]
Operating: 22.5 metric ton = 24.8 tons (Load Factor(LF) [1])
Inventory: 13.5 metric ton = 14.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Equal to present minimum criteria [6]
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: December 2018 [1218] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 69900 (2015) and Trucks: 1%
Future ADT: 103864 (In 2035
)