Dredging is the underwater excavation and removal of bottom sediments that is usually performed for navigational purposes. After the submerged material is removed, they are typically disposed of at a different location. The most common dredging activities are capital dredging, maintenance dredging...

Dredging-Dewatering is the process where dredged sediments are extracted from the dredge slurry, leaving clean water behind. Upon completion of the dewatering process, the dredged material is trucked to a disposal site, often offering the re-utilization of the dredged material to the client. ...

Marine construction involves heavy civil work over water, such as the construction of culverts, cofferdams and piers. Our marine construction experience started with Port development and construction in Europe in the 70’s followed by different construction and engineering projects in Florida...

Alluvial mining, or placer mining, is the exploitation of alluvial deposits for minerals. Alluvial deposits are those formed in river or stream sediments with typical locations being the inside bends of rivers and creeks; in natural hollows; or at the break of slope on a stream.  The alluvial...

Piedroba’s partners combine many years of local and international business experience; over the last three decades we have been involved in contracts with an accumulated contract value exceeding a billion dollars. Our team has acted as the contractor, engineer, consultant or public officia...