 
Inspection of tunnel waste water under the ground Inspection of drinking water tank
 
Oil industrial compound in Norway (Statoil)
 
Preparation for underwater construction
 
Sanitational diving at a water purification plant in Stockholm
 
Safety first!!
 
Constructionwork Stockholm New Kirby Morgan 37
 
Salvage of boat Lidingö
 
Danvikens pumping station

Per Hagstrom with heavy diving helmet handmade in Karlskrona shipyard in 1942
 
Milling of wood port for mounting gasket Mounting wood wall to block water
 
Work with buoy stones with Stockholm Hamnentreprenad
 
 
Work with a bow thruster on the ship Bauge
 
Reinforcement of bridge Tattbybron Stockholm
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