Bridge Type
Main Span(s): Steel [3] Truss - Deck [09]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Latex Concrete or similar additive [3]
Bridge Dimensions
Length: 471.2 m = 1546.0 ft
Main Spans: 5 at 125 m = 410.1 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 17.1 m = 56.1 ft (4 Lanes) and Out-To-Out: 18.6 m = 61.0 ft for a 23.2 m = 76.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
North Sewickley [55400]: Beaver County [007], Pennsylvania [42]
Owned by State Toll Authority [31], DOT District: 11
EAST OF BEAVER VAL INTG
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 51.7 metric ton = 56.9 tons (Load Factor(LF) [1])
Inventory: 30.8 metric ton = 33.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: May 1999 [599] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 3.4 km = 2.1 mi
Traffic
ADT: 22663 (2001) and Trucks: 28%
Future ADT: 32679 (In 2030
)