Bridge Type
Main Span(s): Steel [3] Girder and floorbeam system [03]
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: 27.1 m = 88.9 ft
Main Spans: 1 at 25.6 m = 84.0 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 6.7 m = 22.0 ft (2 Lanes) and Out-To-Out: 8.8 m = 28.9 ft for a 6.4 m = 21.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Lower Allen [44832]: Cumberland County [041], Pennsylvania [42]
Owned by State Toll Authority [31], DOT District: 8
LOWER ALLEN TWP
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 58.1 metric ton = 63.9 tons (Load Factor(LF) [1])
Inventory: 34.5 metric ton = 38.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: February 1999 [299] 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: 200 (2002) and Trucks: 4%
Future ADT: 280 (In 2030
)