TUNNELLING_EXPERT_TECH. | Poke

TUNNELLING_EXPERT_TECH. @UCFfJ76Z8FwYoAWXqjNyaFqA@youtube.com

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TUNNEL SUPERINTENDENT

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TUNNEL SUPERINTENDENT

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TUNNEL SUPERINTENDENT

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Superintendent of tunnelling expert tech

#Tunnel Shotcrete work #Rock bolt Drilling #Mucking #Face drilling #Excavation #Blasting

#Open Blast #Tamrock #Wiremesh fixing #Rock Bolt cement grouting #