Sand drain installation

Sand drain equipment

Sand drain equipment

Installation of sand drain

Sand added to the funnel

Funneling sand into steel casing

Close-up of steel casing, funnel and vibratory hammer

Steel casing vibrated down

Steel casing vibrated down

Steel casing introduced deeper into ground

Sand added to funnel

Steel casing vibrated down at the same time as sand is introduced

Sand added to the funnel

Casing vibrated deeper into the ground

Casing vibrated deeper into ground as the sand is introduced

Casing at a deeper level

Casing approaching the desired depth

Casing extraction with vibration

Casing extraction

Casing extraction

Casing extraction

Casing extraction

Casing extraction

Sand added to the opening at the ground surface

Casing extraction

Casing extraction

Drain complete