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SUPPLEMENTARY SUBMISSION 01
πŸ“„ HOLAND_CLAIM_FILE_p035 to p065 | p.35
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SUPPLEMENTARY SUBMISSION

Noise Survey Methodology Deficiencies & Evidence of Prior Employer
Knowledge

WorkSafeBC Claim #42647461 β€” Mark Holand
Submitted: March 19, 2026

EXECUTIVE SUMMARY

This submission supplements my March 18, 2026 formal notice to WorkSafeBC and Arcose
Consulting Ltd. regarding deficiencies in Report ID 2044-20260306. It presents six specific
findings of methodological deficiency in the Arcose noise survey, supported by documentary
evidence demonstrating that BCRTC had direct knowledge of my workplace injury, the specific
nature of my concerns, and the limitations of their own testing β€” all prior to commissioning the
survey.

This submission also documents the systematic progression of my attempts to resolve this
matter internally through proper channels, and the employer's failure to act at each stage. | did
not report to WorkSafeBC as a first resort. | reported to WorkSafeBC as a last resort, after
internal processes failed, my health continued to deteriorate, and | was left with no other option
to legally protect myself.

The Arcose survey was conducted 53 days after my injury, in an empty room, with an idle
system, without access to my clinical injury documentation, and without testing the
specific conditions | had reported in writing on January 23, 2026. It cannot serve as a
valid clinical assessment of my occupational exposure.

DOCUMENTARY RECORD β€” TIMELINE OF-EMPLOYER
KNOWLEDGE

The following timeline demonstrates that BCRTC had written, timestamped knowledge of my
injury, my specific technical concerns, and my requests for escalation β€” well before
commissioning the Arcose survey. This evidence was available to the employer when they
briefed Arcose. It was not provided to Arcose.

January 22, 2026 β€” MyHSE Safety Concern #75625

Filed formally through the employer's own safety reporting system. | identified the server noise
as a hazard at Workstation 3, disclosed my personal vulnerability to excessive noise, and
explicitly requested the servers be moved. This document was available to Jason Mayo, Austin
Puder, and Breanne Douglas.