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Middle Atlantic SRB-3-BGR-3824 Seismic Riser Base (3 Bay)

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This item has either been discontinued by the manufacturer or is no longer available to purchase on our website.

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(800) 771-8330

3 Bay Seismic Riser Base, Accommodates BGR 38" Deep Racks


The Middle Atlantic SRB-3-BGR-3824 Seismic-Certified Riser Base (3-Bay, Black) is an excellent choice for performing field rough-in procedure prior to arrival of your BGR racks and enclosures, in environments that require seismic certification, The riser base serves as a lower cable chase for passing cables between racks in multi-bay installations.

Note! This riser base requires the use of BGR-Z4/BGR-ISO-Z4 seismic brackets.


  • Used for field rough-in prior to the arrival of BGR racks and enclosures
  • Designed for use in critical or high-risk installations in locations with the highest level of seismicity and also in top floor or rooftop installations
  • Seismic Certified Riser Bases comply with 2007 & 2010 CBC; 2006, 2009 & 2012 IBC; ASCE 7-05 (2005 Edition) & ASCE 7-10 (2010 Edition) and the 2006 & 2009 editions of NFPA 5000 for use in areas of high seismicity, Seismic Use Group III, Zone 4 or Seismic Design Category (SDC) "D" with lateral force requirements
  • Riser base acts as a lower cable chase for passing cables between racks in multi-bay installations
  • 3-Bay configuration with weight capacity of 2450 lb (1102.5 kg)
  • Scratch-resistant black powder coat finish and durable fully welded construction


  • Dimensions (H x W x D): 24 x 69.06 x 38" (609.6 x 1754 x 965 mm)
  • Weight Capacity: 2450 lb (1102.5 kg)

Q & A

Middle Atlantic
MFR Part Number
Product Category
Rack Accessories
Unit of Measure
Shipping Weight
74.00 lbs.
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