SADE recently won its second deal using both microtunneling and traditional techniques for AyA (Instituto Costarricense de Acueductos y Alcantarillados).
The project is called “Construcción de alcantarillado sanitario, colectores sur : desvío Maria Aguilar y extensión aserrí”.
It will cost €13.6 million, is funded by the IADB (Inter-American Development Bank), and is set to take 18 months.
It involves the installation of sewer mains:
- 1,660m (⌀ 600mm) using a microtunnel boring machine (MTBM),
- 915m (⌀ 1,200mm) using a MTBM,
- 4,533m in an open trench (⌀ from 100 to 1,200mm).
Official notice of the award of the Maria Aguilar project has been published. The deal will be officially signed in the next few days. The start-up SO should be issued in the first fortnight of September.