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Stability analysis conveyor crane
A conveyor crane had to be transported over water to another location. The supervision and execution MORE >> |
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Consultancy: Design of hoisting system including spreader bars for lifting of complete booster unit
A booster unit used in dredging had to be moved to a larger barge. The challenge was to do this while leaving all components mounted to the booster unit frame and without removing >> |
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Salvage consultancy: writing of method statement, preparing anchor plan and stability calculations
For a Dutch combination of two companies (GPS Maritime Services and Van den Herik) we have assisted in in writing some documents for the wreck removal operations in the Eemsgeul in close cooperation with engineering company TWD in Schiedam, The Netherlands |
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Stability analysis according to GL Noble Denton criteria
To determine if the stability criteria according to GL Noble Denton for unrestricted service were met Royal Roos prepared a report addressing damaged stability, stability due to a wind heeling moment and general stability requirements for various barges. The purpose of the report was to determine ballasting sequences for keeping trim and heel within a prescribed range during loading and offloading of a series of jackets also.
Link: Guidelines for Marine Transportations (GL Noble Denton) |
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Global Strength Analysis
Royal Roos performed a Global Strength Analysis for a seagoing barge with specialized equipment to assess compressive and tensile stresses in the barge's structure. The GSA was ordered by a Dutch engineering company. |
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Determination of still water resistance of a cargo vessel
For a company in the Dutch maritime industry Royal Roos has performed a still water resistance calculation using Holtrop-Mennen. The purpose of this calculation was to give a rough estimate of the range of the vessel at various ship speed's. |
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