Standards guides

The rules, explained by people who work to them

Inspection intervals, competent-person requirements, record rules, and the edition changes that catch people out — across LOLER, PUWER, AS 2550, AS/NZS 1891, ASME B30, and ANSI/ASSP Z359. Each guide cites the primary source and pairs with a free template.

AS 2550AU/NZ

The 10-Year Crane Major Inspection Under AS 2550: Triggers, Scope, and Cost

What triggers a major inspection under AS 2550.1, what a compliant tear-down actually involves, what it costs, and the decision owners face at end of design working period: major inspection, or retire and replace.

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ASME B30.9US

ASME B30.9 Sling Inspection Requirements: Initial, Frequent, and Periodic

The three inspection levels ASME B30.9 requires for slings — initial on receipt, frequent every day or shift of use, and recorded periodic inspections — plus how OSHA 1910.184 and 1926.251 relate, and the removal-from-service criteria for chain, wire rope, web, and roundslings.

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AS/NZS 1891.4AU/NZ

AS/NZS 1891.4:2025: What Changed for Height Safety Inspections

AS/NZS 1891.4:2025 has superseded the 2009 edition. What the retitled standard changes for inspection intervals, anchor proof testing, and the six-monthly harness inspection — and what inspection businesses need to update now.

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OSHA / ANSI Z359US

Competent vs Qualified vs Authorized Person in Fall Protection (OSHA & ANSI Z359)

What OSHA actually means by competent person, qualified person, and authorized person under 29 CFR 1926.32 — and how ANSI/ASSP Z359.2-2023 builds those roles into a managed fall protection program, including who inspects harnesses and how often.

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CSA B167 / Z150Canada

Crane & Lifting Equipment Inspection Requirements in Canada

How crane inspection works across Canada — the provincial OH&S split, the CSA standards that govern (B167 overhead, Z150 mobile, Z248 tower), log book requirements, annual inspection floors in Ontario, BC, Alberta, and Quebec, and where professional engineers must sign off.

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LOLER 1998UK

Who Counts as a LOLER Competent Person?

What "competent person" actually means under LOLER 1998 — the knowledge and experience test, the independence expectations for in-house examiners, how it differs from the person who plans lifts, and what evidence of competence looks like in the lifting industry.

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LOLER 1998UK

Does an Excavator Need a LOLER Thorough Examination?

When an excavator counts as lifting equipment under LOLER 1998 — the HSE position on excavators used for lifting, what the thorough examination covers, the 12-month interval, quick hitch rules, and what PUWER still requires for machines that only dig.

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LOLER 1998UK

LOLER Inspection Frequency: The 6-Month and 12-Month Rules Explained

How often lifting equipment needs a thorough examination under LOLER 1998 — the 6-month rule for accessories and people-lifting equipment, the 12-month rule for everything else, and when an examination scheme lets you set your own intervals.

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PUWER 1998UK

What PUWER Actually Requires: Maintenance vs Inspection (Reg 5 vs Reg 6)

PUWER 1998 does not require every piece of work equipment to be formally inspected. Regulation 5 maintenance applies to everything; Regulation 6 inspection only applies in specific conditions. Here is the boundary — and where LOLER takes over.

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