Av. Fontes Pereira de Melo Building, Lisbon

Deep excavation under urban environment

Liberdade 203 Building, Lisbon

Underpinning and deep excavation under urban environment

Platinum Building, Mozambique

Earth retaining structure, with bored piles for a 12m depth excavation, and special foundations, with large diameter bored piles on CPRF solution, for a high rise building in Maputo central area.

Christchurch Art Gallery

Reaction Platform with jet grouting columns for building uplift and soil induced liquefaction mitigation

We seek continuous improvement and high value geotechnical engineering solutions

"The ground is our challenge"

  • JETSJ attended the ‘1º Seminário de Geotecnia nos Transportes’ organised by ‘Comissão Portuguesa de Geotecnia’ and ‘Comissão Portuguesa de Geossintéticos’

    JETSJ attended the ‘1º Seminário de Geotecnia nos Transportes’ [ 1ºSGT ] organised by ‘Comissão Portuguesa de Geotecnia’ and ‘Comissão Portuguesa de Geossintéticos’ with the Read More…

  • A JETSJ was present at the ‘8th Congresso Luso-Moçambicano de Engenharia’

    A JETSJ was present at the ‘8º Congresso Luso-Moçambicano de Engenharia’ [ 8CLME ] held in Maputo, Moçambique, September 2017.

  • JETSJ was present at the ’19th International Conference on Soil Mechanics and Geotechnical Engineering’

    JETSJ was present at the ’19th International Conference on Soil Mechanics and Geotechnical Engineering’ [ 19th ICSMGE ] held in Seoul, South Korea, September 2017, Read More…

We're glad to have worked in projects over 9 countries