Intermediate Rigging (RI)

The exam is organized into five equally weighted content domains: rigging safety and load calculations, sling selection and inspection, rigging hardware and attachments, crane load charts and lift planning, and lift execution and signaling. Each domain accounts for roughly 20 percent of scored items. The exact item count and time limit are not stated in the available source documentation, so confirm them with your test sponsor.

Expect a meaningful step up. Basic rigging emphasizes identification and safe habits; intermediate material asks you to calculate tensions at sling angles, evaluate hardware in a system, read load charts, and plan a lift sequence. Candidates who only memorize hardware names usually struggle. Comfort with basic trigonometry and percentage-based capacity deductions is a strong predictor of success.

Start with load calculations and sling angles, because those concepts reappear in hardware selection and lift planning. Then move to sling inspection criteria and hardware ratings, followed by load charts. Finish with lift planning and signaling, which integrate everything else. Studying in that order means later domains reinforce earlier math rather than introducing new fundamentals.

Three mistakes recur: ignoring the effect of sling angle on tension, forgetting that working load limits apply to the whole assembly rather than a single component, and misreading load-chart deductions for radius, boom configuration, or attachments. A fourth is weak hand-signal knowledge. Practicing calculations with real sling configurations and walking through chart examples reduces all four.

The retake policy, waiting periods, and any associated fees are not documented in the source material available for this page, so they cannot be stated reliably here. Retake rules are set by the certifying organization and sometimes by the individual testing center. Contact your training sponsor or the credentialing body directly before scheduling a second attempt.

Validity period and renewal requirements are not stated in the available source documentation and are therefore not reported on this page. Many construction credentials require periodic renewal or refresher training, but you should verify the specific requirement with the certifying organization rather than relying on general assumptions about similar programs.

Intermediate-level content assumes familiarity with rigging hardware, slings, and crane operations, which is difficult to absorb from a book alone. Most candidates come from apprenticeship programs or work as riggers, ironworkers, or millwrights. Hands-on practice building assemblies, inspecting slings, and directing a crane with hand signals is the most effective preparation regardless of formal prerequisites.

Fee amounts and registration procedures are not documented in the source available for this page, so no figure is given here. Costs typically vary by testing center, sponsor, and whether training is bundled with the assessment. Contact the certifying organization or an accredited training center for current pricing and scheduling.