When should a
Proof Load Test be
conducted?
i. After replacement of any critical parts (not lifting assembly)
ii. After any suspected damage
iii. If the history of the unit is uncertain
iv. If the inspection data plate is missing, illegible or out of date.
Who should
conduct this test?
i. Independent 3rd party.
ii. A competent and certified test person.
Does this test
require a formal
record?
What equipment is
required to perform
this test?
i. Loading weights or sand bags.
ii. Certified weighing scale or load cell.
iii. Lifting equipment certified for > 2 Tonnes SWL.
iv. A ladder or top access platform.
Table 15 Load Test Requirements
i. Lifting Assembly Safety Bolts, Lift Plates
ii. Central Column Load Bearing Assembly.
iii. Floor Structure.
Test Proof Load
Distribution
Load placed on the floor in the four corners and distributed evenly.
Twice Maximum Gross Weight, less Tare Weight*
= 2 x 850 kg ā 350 kg = 1350 kg
Lift the unit and hold static for 3 minutes.
Table 16 Load Test Instructions
*
Note: The maximum tare weight of the WAVE is approximately 350 kg (772 lb) but may vary
slightly. Each WAVE must be weighed prior to load test
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