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Nearby Bridges in NBI 2021: 1


SIMPSONS MILL ROAD over LITTLE PIPE CREEK (Route: 512)
Num:200000F-1701010x
Posted for load [P]
Built: 1890, Reconstructed: 1998
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

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: 27.4 m = 89.9 ft
Main Spans: 1 at 27.4 m = 89.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4 m = 13.1 ft (1 Lanes) and Out-To-Out: 4.8 m = 15.7 ft for a 3.4 m = 11.2 ft approaching roadway.
Vertical Clearance: 4.27 m = 14.0 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Frederick County [021], Maryland [24]
Owned by County Highway Agency [02], DOT District: 7
1.12 MI N OF GOOD INTENT
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: M 13.5 / H 15 [2]
Operating: 30.8 metric ton = 33.9 tons (Load Factor(LF) [1])
Inventory: 18.6 metric ton = 20.5 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: Basically intolerable requiring high priority of corrrective action [3]
Waterway: Equal to present minimum criteria [6] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: October 2020 [1020] and Frequency: 12
Future Work
Work Needed:
Bridge Detour: 1.1 km = 0.7 mi
Traffic
ADT: 181 (2019) and Trucks: 3%
Future ADT: 472 (In 2039 )

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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