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Nearby Bridges in NBI 2021: 1


SNYDER ROAD over PERKIOMEN CREEK (Route: 0)
Num:27941x
Bridge closed to all traffic [K]
Built: 1903, Reconstructed: 1960
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Steel [3] Truss - Thru [10]
Deck: Open Grating [3] with Wearing Surface:
Bridge Dimensions
Length: 52.4 m = 171.9 ft
Main Spans: 1 at 36.6 m = 120.1 ft
Approach Spans: 1
Skew: 0
Width, Roadway: 4.6 m = 15.1 ft (1 Lanes) and Out-To-Out: 4.9 m = 16.1 ft for a 5.2 m = 17.1 ft approaching roadway.
Vertical Clearance: 3.58 m = 11.7 ft and Navigational Clearance: 0 = N/A
Location
Upper Frederick [79040]: Montgomery County [091], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 6
SNYDER ROAD LR158 2917C7
Condition
Deck: Poor [4]
Superstructure: Imminent Failure [1]
Substructure: Fair [5]
Loading
Design:
Operating: 0 metric ton = 0.0 tons ()
Inventory: 0 metric ton = 0.0 tons ()
Appraisal
Structural:
Deck Geometry:
Road Alignment: Equal to present minimum criteria [6]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Inspections
Date: July 2018 [0718] 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: 0.3 km = 0.2 mi
Traffic
ADT: 600 (1977) and Trucks: 0%
Future ADT: 840 (In 2026 )

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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