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Nearby Bridges in NBI 2021: 2


SR 4093 over KISKIMINETAS & NS R/R (Route: 0)
Num:36776x
Open: no restriction [A]
Built: 1935, Reconstructed: 1984
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
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: 203.9 m = 669.0 ft
Main Spans: 1 at 103.6 m = 339.9 ft
Approach Spans: 4
Skew: 0
Width, Roadway: 9.8 m = 32.2 ft (3 Lanes) and Out-To-Out: 13.1 m = 43.0 ft for a 9.8 m = 32.2 ft approaching roadway.
Vertical Clearance: 5.16 m = 16.9 ft and Navigational Clearance: 0 = N/A
Location
West Leechburg [83328]: Westmoreland County [129], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 12
WEST LEECHBURG BRIDGE
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 45.4 metric ton = 49.9 tons (Load Factor(LF) [1])
Inventory: 27.2 metric ton = 29.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
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: May 2020 [0520] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 1.6 km = 1.0 mi
Traffic
ADT: 10239 (2021) and Trucks: 4%
Future ADT: 13721 (In 2032 )
SR0066 over BRADY RUN (Route: 66)
Num:2994x
Open: no restriction [A]
Built: 1951, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.7 Kilometers)

Bridge Type
Main Span(s): Concrete [1] Culvert [19]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Not applicable (applies only to structures with no deck) [N]
Bridge Dimensions
Length: 7 m = 23.0 ft
Main Spans: 1 at 6.1 m = 20.0 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 0 m = 0.0 ft for a 12.8 m = 42.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Leechburg [42280]: Armstrong County [005], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 10
BRADY RUN NO.1
Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: MS 18 / HS 20 [5]
Operating: 49 metric ton = 53.9 tons ()
Inventory: 32.7 metric ton = 36.0 tons ()
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: N/A [N]
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 2020 [0920] and Frequency: 48
Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 5258 (2019) and Trucks: 5%
Future ADT: 7636 (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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