HistoricBridges.org Menu: HistoricBridges.org Menu:



BridgeSeek

Nearby Bridges in NBI 2021: 2


NORTHEAST BLVD over BRANDYWINE RIVER (Route: 13)
Num: 1577 050x
Open: no restriction [A]
Built: 1932, Reconstructed: 1994
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.3 Kilometers)

Bridge Type
Main Span(s): Steel [3] Girder and floorbeam system [03]
Approach Span(s): Concrete continuous [2] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 97.8 m = 320.9 ft
Main Spans: 1 at 16.8 m = 55.1 ft
Approach Spans: 6
Skew: 0
Width, Roadway: 13.4 m = 44.0 ft (4 Lanes) and Out-To-Out: 19.1 m = 62.7 ft for a 13.4 m = 44.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 4 m = 13.1 ft
Location
Wilmington [77580]: New Castle County [003], Delaware [10]
Owned by State Highway Agency [01], DOT District: 1
WILMINGTON
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 38.9 metric ton = 42.8 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 31.8 metric ton = 35.0 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: April 2020 [0420] 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: 17691 (2019) and Trucks: 9%
Future ADT: 21988 (In 2042 )
FOURTH STREET over CHRISTINA RIVER (Route: 13)
Num: 1693 050x
Posted for load [P]
Built: 1980, 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] Movable - Bascule [16]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Open Grating [3] with Wearing Surface:
Bridge Dimensions
Length: 191.4 m = 628.0 ft
Main Spans: 1 at 57.3 m = 188.0 ft
Approach Spans: 6
Skew: 0
Width, Roadway: 16.5 m = 54.1 ft (4 Lanes) and Out-To-Out: 17.2 m = 56.4 ft for a 16.5 m = 54.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 5 m = 16.4 ft
Location
Wilmington [77580]: New Castle County [003], Delaware [10]
Owned by State Highway Agency [01], DOT District: 1
WILMINGTON
Condition
Deck: Satisfactory [6]
Superstructure: Poor [4]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 22.4 metric ton = 24.6 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 17.2 metric ton = 18.9 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
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 condition. [5]
Inspections
Date: February 2020 [0220] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 11050 (2019) and Trucks: 9%
Future ADT: 14544 (In 2037 )

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