Bridge Type
Main Span(s): Prestressed concrete [5] Stayed girder [14]
Approach Span(s): Prestressed concrete [5] Mixed types [20]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Other [9]
Bridge Dimensions
Length: 792.5 m = 2600.2 ft
Main Spans: 3 at 289.6 m = 950.2 ft
Approach Spans: 8
Skew: 0
Width, Roadway: 23.2 m = 76.1 ft (4 Lanes) and Out-To-Out: 32.4 m = 106.3 ft for a 11.6 m = 38.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 13.7 m = 44.9 ft
Location
Indian River [37540]: Sussex County [005], Delaware [10]
Owned by State Highway Agency [01], DOT District: 3
INDIAN RIVER INLET
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 58.6 metric ton = 64.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 37.9 metric ton = 41.7 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: April 2020 [0420] 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: 5 km = 3.1 mi
Traffic
ADT: 24522 (2018) and Trucks: 13%
Future ADT: 17677 (In 2037
)