Cable duct and Cable ladders of GRP

New conduits for signal and supply cables, SGP has delivered 25 km cable duct and cable ladders with suspension system to the Oslo tunnel.

Electrically insulating fiberglass reinforced polyester fire retardant / self-extinguishing quality. Combined horizontal vertical mounting for optimum utilization of the available space in the tunnel.

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Kvaleberg workshop, Stavanger

Kvaleberg workshop, Stavanger

Structures such as handrails, stairs & protective frames were designed and manufactured without metal components. Bolts and nuts are also made of fiberglass (GR-VE). This is to protect against high voltage, as fiberglass is a «non-conductive» material.