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Nearby Bridges in NBI 2021: 1


SR 0070 over CSXT R/R: TWP RD: YOUGH (Route: 70)
Num:36053x
Open: no restriction [A]
Built: 1956, Reconstructed: 2002
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Truss - Deck [09]
Approach Span(s): Steel [3] Girder and floorbeam system [03]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 413 m = 1355.1 ft
Main Spans: 6 at 87.8 m = 288.1 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 19.5 m = 64.0 ft (4 Lanes) and Out-To-Out: 21 m = 68.9 ft for a 21 m = 68.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
South Huntingdon [72256]: Westmoreland County [129], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 12
SMITHTON HI-LEVEL BRIDGE
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 46.3 metric ton = 50.9 tons (Load Factor(LF) [1])
Inventory: 27.2 metric ton = 29.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
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 Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: September 1999 [999] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 15.9 km = 9.9 mi
Traffic
ADT: 43384 (2021) and Trucks: 13%
Future ADT: 20194 (In 2032 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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