Terra Et Aqua

Number 146 - March 2017

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Articles

Integrated Method for Optimal Channel Dredging Design

LUCAS SILVEIRA, GUSTAVO GOMES, LUANA TAIANI, VALDECíLIO PINHEIRO, LINDINO BENEDET, ANDRE MARQUES, CLAUDIO LOUREIRO

An analytical method that was developed and applied to identify the optimal channel layout and dredging depth for safe navigation in the Mearim Port concept in Brazil.

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Environmental Dredging of a Chromium Contaminated Fjord

STANY PENSAERT, HENDRIK NOLLET, ELKE ROMBAUT, XAVIER LEPèRE

The sediments in Valdemarsviken fjord in Sweden were contaminated with chromium from the discharge of untreated wastewater from tannery operations decades ago. The contaminated sediments were dredged, dewatered, solidified and placed as a engineered fill in a nearshore area.

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Valuing Variations In Dredging Contracts

DAVID KINLAN

Variations are essential in dredging contracts and they have the potential to generate extra costs and pose significant delay to projects. So, what is the best way to go about reaching a fair valuation in variations in dredging contracts?

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cover

Cover image:
Mearim Port is a port concept in one of the most challenging environments of the Brazilian coast. It inspired the development of an integrated method for an optimal navigation channel design.

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