A atucly of the practice of in(rastiucture (railroads)construction in wamp forest areasof South Sumatra was carried out in 1989. The intention is to find various aspects of field operations in that specific area and their poaible con- aequencea. It ill found that aupports of rails in swamp forest areas are consisted of either 4 or 5 layers of logs. https://www.tourettebrewing.com/