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Nearby Bridges in NBI 2021: 3


T-646 over PA TPK (I-76) (Route: 0)
Num:14035x
Open: no restriction [A]
Built: 1950, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 Kilometers)

Bridge Type
Main Span(s): Steel [3] Girder and floorbeam system [03]
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: 27.1 m = 88.9 ft
Main Spans: 1 at 25.6 m = 84.0 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 6.7 m = 22.0 ft (2 Lanes) and Out-To-Out: 8.8 m = 28.9 ft for a 6.4 m = 21.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Lower Allen [44832]: Cumberland County [041], Pennsylvania [42]
Owned by State Toll Authority [31], DOT District: 8
LOWER ALLEN TWP
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 58.1 metric ton = 63.9 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: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: February 1999 [299] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 200 (2002) and Trucks: 4%
Future ADT: 280 (In 2030 )
T955 SLATEHILL RD over YELLOW BREECHES CREEK (Route: 0)
Num:38117x
Posted for load [P]
Built: 1899, Reconstructed: N/A [0000]
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.7 Kilometers)

Bridge Type
Main Span(s): Masonry [8] Arch - Deck [11]
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: 37.5 m = 123.0 ft
Main Spans: 4 at 10.1 m = 33.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.5 m = 18.0 ft (2 Lanes) and Out-To-Out: 6.7 m = 22.0 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
Fairview [24936]: York County [133], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 8
YEL BR/@ROSSMOYNE/CUMB Y4
Condition
Deck: Not Applicable [N]
Superstructure: Critical [2]
Substructure: Fair [5]
Loading
Design:
Operating: 2.7 metric ton = 3.0 tons ()
Inventory: 0.9 metric ton = 1.0 tons ()
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present minimum criteria [6] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: March 1999 [399] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 1581 (2012) and Trucks: 0%
Future ADT: 750 (In 2032 )
PA TPK (I-76) over YELLOW BREECHES CREEK (Route: 76)
Num:14036x
Open: no restriction [A]
Built: 2001, Reconstructed: N/A [0000]
Historic: Historical significance is not determinable at this time. [4]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.8 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: Latex Concrete or similar additive [3]
Bridge Dimensions
Length: 102.1 m = 335.0 ft
Main Spans: 5 at 27.4 m = 89.9 ft
Approach Spans: 0
Skew: 20
Width, Roadway: 28.9 m = 94.8 ft (4 Lanes) and Out-To-Out: 30.4 m = 99.7 ft for a 26.5 m = 86.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Lower Allen [44832]: Cumberland County [041], Pennsylvania [42]
Owned by State Toll Authority [31], DOT District: 8
LOWER ALLEN TWP
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 53.5 metric ton = 58.9 tons (Load Factor(LF) [1])
Inventory: 32.7 metric ton = 36.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Superior to present desirable criteria [9]
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: February 1999 [299] and Frequency: 48
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 25229 (2003) and Trucks: 24%
Future ADT: 32742 (In 2030 )

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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