Ground improvement at Indonesian airport

Bauer Indonesia has completed ground improvement work at Soekarno-Hatta International Airport in Indonesia.

The airport is one of the largest in Asia, with an annual passenger volume of approximately 63 million.

P.T. Bauer Pratama Indonesia, the local subsidiary of Bauer Spezialtiefbau GmbH, was commissioned by P.T. Hutama Karya as main contractor to carry out the ground improvement work for the construction of the new connection taxiway.

The project title was ’East Connection Taxiway Phase 1’ which included two main tasks: extensive ground improvement for the connection between the north and south runways, and foundation work for a taxiway bridges over the airport’s main access road.

This project was a continuation of the previous ‘Secondary Apron’ scheme that was completed on May 2017 at the north side of the airport.

The ground improvement was executed with 5-16m deep Full Displacement Columns (FDC) over a total area of 199,000m². For foundation of the taxiway bridges, a total of 1,072 bored piles with a diameter of 1.2m was drilled to a depth of up to 37m. Three Bauer BG 14 rigs, one BG 22, one BG 28 and its accessories were in operation.

The project commenced in February 2018 and was completed by October 2018.