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Nearby Bridges in NBI 2021: 5


MILL ROAD(T402) over WEST BR RED CLAY CREEK (Route: 0)
Num:10679x
Posted for load [P]
Built: 1889, Reconstructed: 1992
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] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Open Grating [3] with Wearing Surface: Wood or Timber [7]
Bridge Dimensions
Length: 18.3 m = 60.0 ft
Main Spans: 1 at 18.3 m = 60.0 ft
Approach Spans: 0
Skew: 17
Width, Roadway: 4 m = 13.1 ft (1 Lanes) and Out-To-Out: 5 m = 16.4 ft for a 5.2 m = 17.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
East Marlborough [21480]: Chester County [029], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 6
E.MARLBORO TWP. 47B03
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
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: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Meets minimum tolerable limits to be left in place as is [4]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 659 (2018) and Trucks: 3%
Future ADT: 725 (In 2023 )
TOWNSHIP LINE ROAD over WEST BR OF RED CLAY CRK. (Route: 0)
Num:10666x
Open: no restriction [A]
Built: 1982, 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 - 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: 11 m = 36.1 ft
Main Spans: 1 at 10.4 m = 34.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 7.9 m = 25.9 ft (2 Lanes) and Out-To-Out: 9 m = 29.5 ft for a 7.9 m = 25.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
New Garden [53608]: Chester County [029], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 6
NEW GARDEN E.MARLB 47C03
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 68 metric ton = 74.8 tons (Load Factor(LF) [1])
Inventory: 29.9 metric ton = 32.9 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: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 1236 (2019) and Trucks: 8%
Future ADT: 1508 (In 2039 )
US 1 BY-PASS over W.BRANCH RED CLAY CREEK (Route: 1)
Num:9911x
Open: no restriction [A]
Built: 1965, 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] 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: 10.7 m = 35.1 ft
Main Spans: 1 at 10.7 m = 35.1 ft
Approach Spans: 0
Skew: 11
Width, Roadway: 0 m = 0.0 ft (4 Lanes) and Out-To-Out: 0 m = 0.0 ft for a 32.9 m = 107.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
New Garden [53608]: Chester County [029], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 6
Near Mi Mark 20.4 47C4
Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: MS 18 / HS 20 [5]
Operating: 71.7 metric ton = 78.9 tons ()
Inventory: 42.6 metric ton = 46.9 tons ()
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: N/A [N]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: September 1999 [999] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1.3 km = 0.8 mi
Traffic
ADT: 32801 (2019) and Trucks: 8%
Future ADT: 36255 (In 2032 )
US-1 BYPASS (SB) over MILL ROAD (T-432) (Route: 1)
Num:9913x
Open: no restriction [A]
Built: 1965, 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): 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: 32.3 m = 106.0 ft
Main Spans: 3 at 12.8 m = 42.0 ft
Approach Spans: 0
Skew: 37
Width, Roadway: 12.2 m = 40.0 ft (2 Lanes) and Out-To-Out: 13.9 m = 45.6 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
New Garden [53608]: Chester County [029], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 6
NW KENNETT SQUARE 47C4
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 66.2 metric ton = 72.8 tons (Load Factor(LF) [1])
Inventory: 37.2 metric ton = 40.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: April 2020 [0420] 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: 16099 (2019) and Trucks: 11%
Future ADT: 17809 (In 2032 )
US-1 BYPASS (NB) over MILL ROAD (T-432) (Route: 1)
Num:9912x
Open: no restriction [A]
Built: 1965, 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): 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: 32 m = 105.0 ft
Main Spans: 3 at 12.8 m = 42.0 ft
Approach Spans: 0
Skew: 37
Width, Roadway: 12.2 m = 40.0 ft (2 Lanes) and Out-To-Out: 13.9 m = 45.6 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
New Garden [53608]: Chester County [029], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 6
NW KENNETT SQUARE 47C4
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 65.3 metric ton = 71.8 tons (Load Factor(LF) [1])
Inventory: 33.6 metric ton = 37.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: April 2020 [0420] and Frequency: 24
Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 16702 (2019) and Trucks: 6%
Future ADT: 18446 (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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