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: 32.9 m = 107.9 ft
Main Spans: 2 at 16.2 m = 53.2 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.7 m = 18.7 ft (2 Lanes) and Out-To-Out: 8.2 m = 26.9 ft for a 11 m = 36.1 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
SOUTH OF DR.M.L.KING DR.
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 61.7 metric ton = 67.9 tons (Load Factor(LF) [1])
Inventory: 36.3 metric ton = 39.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: April 2020 [0420] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 1000 (1980) and Trucks: 1%
Future ADT: 1400 (In 2000
)