CESA Aon Engineering Excellence Awards 2020

Page 15

Projects with a value between R250 million and R1 billion

SiVEST SA for Sappi Saiccor Mill – Woodyard Upgrade, Umkomaas PROJECT TEAM

Client: Sappi Saiccor Mill Owner’s engineer: SiVEST SA

I

n 2018, Sappi Saiccor Mill decided to increase production volumes from 783 000 air dry tonnes per annum (adt/a) to 890 000 adt/a through

various expansion project investments throughout the mill. In line with the vision, Sappi Saiccor upgraded equipment in the woodyard, chemical and recovery areas, fibre line and the uptake machine. Project Vulindlela was approved in principle, enabling a planned phased construction completion in July 2020. In order to make space for Project Vulindlela, the entire woodyard at the Sappi Saiccor Mill needed to be rearranged. This involved the decommissioning of two of the existing chipping lines and stockpile area, and the installation of a new 300 t/h chipper to replace the decommissioned capacity. A new completely automated woodchip stockpile system had to be erected in the area previously used as a to assist Sappi Saiccor’s internal project

as well as the limited space on-site for new

management team, by carrying out the

development. SiVEST’s use of advanced 3D

redesign to enable the offloading of

design, engineering, technical adjudication,

scanning technology and 3D modelling

timber directly to the new chipper and

technical construction support, and

enabled the accurate design of the new

existing chipper No. 6. This project, titled

commissioning support of the project.

project’s interface to the existing factory

the Woodyard Upgrade Project, preceded

SiVEST was appointed to provide

timber stockpile area. The rail system required a complete

infrastructure. Through detailed planning,

the start of the Vulindlela Project and was

design, engineering and management

a proactive approach and close

completed in April 2019.

advisory support services for the civil,

collaboration, the SiVEST team was able

structural, mechanical, electrical, controls,

to complete the works with very little

equipment installations, which required

instrumentation, scheduling, and

disruption to Sappi’s operations.

design and engineering across the various

draughting works required in the

engineering and construction and related

woodyard area.

The woodyard included various new

disciplines. Sappi Saiccor required an owner’s engineer to perform the services

The project commenced in August 2017 and was successfully completed and handed

The key challenges included the congested operation and project interface,

over to the client in April 2019 in line with Sappi Saiccor's requirements.

C E S A A o n E n g i n e e r i n g E x c e l l e n c e Aw a r d s 2 0 2 0

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