Specifications include, but are not limited to:
A. Provide continuous pathway system for all low voltage cable systems. Provide
telecommunication system continuous cable support.
B. Maintain a minimum EMI separation clearance.
C. Support pathway from building to support structure or sub structure. Do not support
pathway from ductwork, piping, or other equipment hangers.
D. Support of cables by ceiling tiles, ceiling grid, hanger wires, or supports not rated
Category 5 compliant is prohibited.
E. Provide J-hooks spaced maximum of 5 feet on center. Coordinate all pathway runs with
other trades prior to installation.
F. Provide all J-hook horizontal pathways sized to provide 50% spare cable capacity.
G. Provide a minimum of 12 inches headroom above all types of cable supports.
H. Provide a minimum of 3 inches clear vertical space above ceiling system at cable lowest
I. Support trays and fasten to structure and finishes in accordance with Section 26 05 29
Hangars and Supports for Electrical Systems. Install supports at each connection point,
at end of each run, and at other points to maintain spacing between supports of 4 feet
J. Provide cable support within 18 inches of each transition of pathway system types. This
includes transitioning from any one to any other of the following cable support systems
such as raceway, sleeves, chases, cable trays, ladder rack, J-hooks, indoor service
poles, and continuous cable support systems.
K. Tie cable to cable trays with zip ties or Velcro every 4 feet.
L. Route station cables and backbone cables at right angles to electrical power circuits.
M. Set J-hooks so that taps or changes in direction do not exceed 45 degrees.
N. Mount Category 5 rated J-hooks on metal channel using factory made attachment kits.
O. Coordinate the layout of pathways with all other trades. Report conflicts to Contracting
Agency for resolution by the Contracting Agency.
P. Install firestopping to sustain ratings when passing cable tray through fire-rated