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: Other [9]
Bridge Dimensions
Length: 17.4 m = 57.1 ft
Main Spans: 2 at 7.6 m = 24.9 ft
Approach Spans: 0
Skew: 99
Width, Roadway: 4.1 m = 13.5 ft (1 Lanes) and Out-To-Out: 4.1 m = 13.5 ft for a 7.9 m = 25.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Allentown [02000]: Lehigh County [077], Pennsylvania [42]
Owned by City or Municipal Highway Agency [04], DOT District: 5
CANAL PARK
Condition
Deck: Fair [5]
Superstructure: Critical [2]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 20.9 metric ton = 23.0 tons (Load Factor(LF) [1])
Inventory: 12.7 metric ton = 14.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Inspections
Date: November 2020 [1120] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 15.9 km = 9.9 mi
Traffic
ADT: 200 (2009) and Trucks: 1%
Future ADT: 300 (In 2029
)
