Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface:
Bridge Dimensions
Length: 18.9 m = 62.0 ft
Main Spans: 1 at 18.3 m = 60.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4.1 m = 13.5 ft (1 Lanes) and Out-To-Out: 4.6 m = 15.1 ft for a 3.7 m = 12.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Middletown [52425]: Frederick County [021], Maryland [24]
Owned by County Highway Agency [02], DOT District: 7
0.5 MI W OF OLD HAGERSTOW
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: M 13.5 / H 15 [2]
Operating: 28.1 metric ton = 30.9 tons (Load Factor(LF) [1])
Inventory: 16.8 metric ton = 18.5 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: Equal to present desirable criteria [8]
Waterway: Equal to present minimum criteria [6] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: September 2020 [0920] and Frequency: 12
Future Work
Work Needed:
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 133 (2009) and Trucks: 5%
Future ADT: 160 (In 2032
)
