... wreck salvage, pontoon bridge installation, dock building, underwater transmission pipeline installation, etc. in many ways.3.Ship landing and ... TL) : From 7m to28m.4>Other specification of ship launching airbags also available upon clients’ request. Technical ... ton18 tonAir lifting bags ,ship airbag ,salvage ,lift ,lifting ,airbag ,pontoon ,floating pontoon,salvage ,ship airbag fender, rubber airbag, ...