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Nearby Bridges in NBI 2021: 2


PA 23; SR 0023 over Conestoga River (Route: 23)
Num:20986x
Open: no restriction [A]
Built: 1992, Reconstructed: 2018
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: Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]
Bridge Dimensions
Length: 256 m = 839.9 ft
Main Spans: 8 at 31.4 m = 103.0 ft
Approach Spans: 0
Skew: 20
Width, Roadway: 17.7 m = 58.1 ft (4 Lanes) and Out-To-Out: 18.7 m = 61.4 ft for a 18.3 m = 60.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Manheim [46896]: Lancaster County [071], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 8
0.25 mi South of US 30
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 99.9 metric ton = 109.9 tons (Load Factor(LF) [1])
Inventory: 44.5 metric ton = 49.0 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: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: November 2018 [1118] and Frequency: 24
Future Work
Work Needed: Bridge deck rehabilitation with only incidental widening. [36]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 25371 (2019) and Trucks: 2%
Future ADT: 21297 (In 2033 )
US 30; SR 0030 over CONESTOGA RIVER (Route: 30)
Num:21030x
Open: no restriction [A]
Built: 1953, Reconstructed: 2002
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.7 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
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: 161.5 m = 529.9 ft
Main Spans: 5 at 35.1 m = 115.2 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 15.7 m = 51.5 ft (3 Lanes) and Out-To-Out: 33.4 m = 109.6 ft for a 15.2 m = 49.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
East Lampeter [21344]: Lancaster County [071], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 8
N.E. OF LANCASTER CITY
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 73.5 metric ton = 80.9 tons (Load Factor(LF) [1])
Inventory: 43.5 metric ton = 47.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: August 2020 [0820] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge with deck rehabilitation or replacement. [34]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 85530 (2021) and Trucks: 7%
Future ADT: 113945 (In 2040 )

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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