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ICT Today April/May/June 2021

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April/May/June 2021 I 41 FIGURE 8: Shown is a 1600-foot (488 m) reel of 7-way duct (left). Notice the 7 micro duct optical fiber pathways (right). Accomplishing the Redundant Backbone with Air-Jetted Cabling The high-capacity 7-way duct, featuring 7-22mm outer diameter/16mm inner diameter micro duct fiber pathways (Figure 8), was direct-buried along the roadside within state-owned right of way access using a combination of directional drilling and vibrate plowing methods (Figure 9). FIGURE 9: In addition to directional drilling, vibrate plowing methods were used to install the 7-way duct.

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