菏泽花王 SINCE 1984

TECHNICAL REFERENCE

How to Handover Access, Isolation and Unmeasurable Dimensions Before a Site Survey

Issue an access plan and an unmeasurable-dimensions register with the survey report.

DIRECT ANSWERA replacement-vessel survey must arrange safe access, isolation status, permits, escorts and measurement windows before the team arrives. State which dimensions remain concealed by insulation, piping or live equipment and who will expose them.

Survey readiness

  • Area access, permits and induction
  • Isolation, gas-free and opening authority
  • Measurement tools, datum and escort
  • Hidden interfaces and outage follow-up

Relevant manufacturing capability

  • Drawing, datasheet and equipment-list manufacturability review
  • Self-manufactured and coordinated-supply scope identification
  • Technical, quality, document and delivery clarification

Key notes

  • A measurement plan is not permission to open or enter equipment.

FAQ

Frequently asked questions

01How are hidden dimensions handled?

Record them as unverified, assign an exposure or shutdown date and keep dependent fabrication interfaces on hold.

RELATED

Related products and reference

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