Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 31.7 m = 104.0 ft
Main Spans: 1 at 31.1 m = 102.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.2 m = 17.1 ft (1 Lanes) and Out-To-Out: 5.7 m = 18.7 ft for a 3.7 m = 12.1 ft approaching roadway.
Vertical Clearance: 4.4 m = 14.4 ft and Navigational Clearance: 0 = N/A
Location
East Lackawannock [21336]: Mercer County [085], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 1
OLD MERCER RD E.LACK TWP
Condition
Deck: Good [7]
Superstructure: Poor [4]
Substructure: Fair [5]
Loading
Design: M 13.5 / H 15 [2]
Operating: 13.6 metric ton = 15.0 tons (Load Factor(LF) [1])
Inventory: 8.2 metric ton = 9.0 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: Meets minimum tolerable limits to be left in place as is [4]
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: September 2020 [0920] 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: 0.8 km = 0.5 mi
Traffic
ADT: 341 (2019) and Trucks: 4%
Future ADT: 480 (In 2039
)