Bridge Type
Main Span(s): Steel continuous [4] Girder and floorbeam system [03]
Approach Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 1013.2 m = 3324.3 ft
Main Spans: 19 at 51.8 m = 170.0 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 15.8 m = 51.8 ft (3 Lanes) and Out-To-Out: 33.7 m = 110.6 ft for a 15.8 m = 51.8 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Harrisburg [32800]: Dauphin County [043], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 8
JOHN HARRIS BRIDGE; I-83
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 41.7 metric ton = 45.9 tons (Load Factor(LF) [1])
Inventory: 25.4 metric ton = 27.9 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: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: November 2018 [1118] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 101615 (2021) and Trucks: 13%
Future ADT: 165264 (In 2032
)