HistoricBridges.org Menu: HistoricBridges.org Menu:



BridgeSeek

Nearby Bridges in NBI 2021: 3


IRON BRIDGE ROAD over LEHMAN RUN (Route: 0)
Num:17674x
Open: no restriction [A]
Built: 1973, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Box beam or girders - Multiple [05]
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: 20.1 m = 65.9 ft
Main Spans: 1 at 19.5 m = 64.0 ft
Approach Spans: 0
Skew: 4
Width, Roadway: 8.5 m = 27.9 ft (2 Lanes) and Out-To-Out: 9.6 m = 31.5 ft for a 6.1 m = 20.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Letterkenny [42888]: Franklin County [055], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 8
425 FT. NE OF SR 997
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 81.6 metric ton = 89.8 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: Better than present minimum criteria [7]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: October 1999 [1099] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 100 (2009) and Trucks: 0%
Future ADT: 140 (In 2029 )
EAST PATROL ROAD over MUDDY RUN (Route: 0)
Num:DAPAMCLET000018x
Open: posting recommended but not legally implemented [B]
Built: 1942, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.5 Kilometers)

Bridge Type
Main Span(s): Concrete [1] Slab [01]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Gravel [8]
Bridge Dimensions
Length: 11.5 m = 37.7 ft
Main Spans: 2 at 4.9 m = 16.1 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 5.5 m = 18.0 ft (1 Lanes) and Out-To-Out: 6.6 m = 21.7 ft for a 6.6 m = 21.7 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Letterkenny [42888]: Franklin County [055], Pennsylvania [42]
Owned by Army [74], DOT District: 8
SE OF GATE 6D
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 23.5 metric ton = 25.9 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 18 metric ton = 19.8 tons (Load and Resistance Factor(LRFR) [3])
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: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 1999 [599] and Frequency: 24
Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 5 (2015) and Trucks: 1%
Future ADT: 6 (In 2041 )
PA997;Cumberland H over Muddy Run (Route: 997)
Num:53545x
Open: no restriction [A]
Built: 2016, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.5 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Box Beam or girders - Single or Spread [06]
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: 21 m = 68.9 ft
Main Spans: 1 at 20.1 m = 65.9 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 10 m = 32.8 ft (2 Lanes) and Out-To-Out: 11 m = 36.1 ft for a 9.1 m = 29.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Letterkenny [42888]: Franklin County [055], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 8
1.75 S.OF PLESANT HALL
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: HL93 [A]
Operating: 46.7 metric ton = 51.4 tons (Unknown [F])
Inventory: 35.3 metric ton = 38.8 tons (Unknown [F])
Appraisal
Structural: Equal to present desirable criteria [8]
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 the assessed or calculated scour condition. [8]
Inspections
Date: March 2020 [0320] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1.6 km = 1.0 mi
Traffic
ADT: 5514 (2020) and Trucks: 6%
Future ADT: 8443 (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.

Divider

Back

Top

Divider

About - Contact

Divider