Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface:
Bridge Dimensions
Length: 14.8 m = 48.6 ft
Main Spans: 2 at 7.4 m = 24.3 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 3.3 m = 10.8 ft (1 Lanes) and Out-To-Out: 3.7 m = 12.1 ft for a 3.4 m = 11.2 ft approaching roadway.
Vertical Clearance: 0 m = 0.0 ft and Navigational Clearance: 0 = N/A
Location
Auburn Hills [02900]: New Castle County [003], Delaware [10]
Owned by State Park: Forest: or Reservation Agency [11], DOT District: 1
YORKLYN AREA
Condition
Deck: Good [7]
Superstructure: Fair [5]
Substructure: Poor [4]
Loading
Design:
Operating: 45.7 metric ton = 50.3 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 35 metric ton = 38.5 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: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present minimum criteria [6] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: March 2020 [0320] and Frequency: 12
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 19.9 km = 12.3 mi
Traffic
ADT: 99 (2018) and Trucks: 11%
Future ADT: 125 (In 2037
)