Pressure to Omit a Failing Result
You are a technologist at a small consulting firm. You complete a slump and compressive strength program on 12 concrete cylinders for a client's foundation pour. Eleven cylinders meet the 28-day design strength of 30 MPa; one cylinder from the third truck reads 24.8 MPa, roughly 17% below design. The project manager tells you the low cylinder was probably damaged in the curing room, that the client is 'difficult,' and that reporting it will trigger a costly core-extraction program. He asks you to re-test the remaining companion cylinder and, if it passes, report only the passing set. You know the curing room log shows no temperature excursion that week.
1. Identify the ethical issues in the project manager's request and state what you must do.
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The request is to suppress a valid test result and to substitute a selectively favorable one - that is misrepresentation of data, not a technical judgment call. Three distinct problems arise: falsifying or omitting a record, using a re-test as a way to manufacture a pass rather than to investigate, and allowing commercial pressure to override the duty to report accurately to the client and, ultimately, to the public who will occupy the structure. The curing log removes the PM's stated justification, so the low result stands as a genuine outlier requiring engineering evaluation. You must report all results, including the 24.8 MPa cylinder, with the curing records and your observations. You may recommend a legitimate investigation - companion-cylinder review, core testing, or structural evaluation by the engineer of record - but you cannot withhold the data. Escalate if directed otherwise.
2. What is the appropriate escalation path if the project manager insists, and what records should you keep?
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Escalate in order: first to the PM in writing, restating the technical basis and asking for a written instruction if he still wants the result omitted; then to the firm's principal or quality manager, since a written instruction to conceal data implicates the firm's license and insurance. If the firm will not act, the obligation runs to the client directly and potentially to the regulator. Keep contemporaneous records: the raw cylinder data, curing room logs, the PM's request and your response, dates and times, and any written instruction received. Store copies outside the project file if you fear alteration. Do not destroy drafts or notes. The record protects the client, the public, and you - and it converts a private pressure situation into a documented professional decision.