Tray cables can be buried underground, but only if they are specifically designed and rated for direct burial. These rules shall be applied in the cabling engineering workflow for all subjects concerning or in relationship with cabling in the ITER facility. Overhead piping supported on steel or concrete bents. NEC section 300-8 does not permit any tube, pipe, or equal for water, air gas, drainage, steam, or any service other than electrical in raceways or cable trays containing. Applies to above-ground tray/ladder routes, buried trenches/duct banks, HDD crossings, and sitewide corridors for power, control, instrumentation, F&G, telecom, and fiber. Document number/title follow project numbering; “Cable Routing / Trench Layouts” clearly stated with unit/area/corridor. 7. 2 What is the solution to prevent rust on other metals I use? 7.
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