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How do you assess the load-bearing capacity of a landscape bar counter for heavy items like kegs or appliances?
Evaluating the load-bearing capacity of a landscape bar counter requires a systematic approach combining visual inspection, material analysis, and structural calculations. Begin by examining the counter's construction materials - stainless steel frames typically support 500-800 lbs while aluminum may hold 300-500 lbs. Check welding points and joint integrity, as these are common failure points under heavy loads like kegs (which can weigh 160-180 lbs when full).
For permanent installations, calculate distributed weight loads using the formula: (Total weight) ÷ (Support area) = PSI. Most landscape counters require minimum 150 PSI capacity for appliance use. Test with incremental weights before placing actual kegs, monitoring for deflection exceeding L/360 (length divided by 360). Reinforce with additional vertical supports if needed, particularly for cantilevered designs.
Consider environmental factors: wood composites lose 20-30% strength when wet, while temperature changes affect metal expansion rates. Always consult engineering specifications for your specific counter model, and when in doubt, add cross-bracing or footings to increase safety margins for heavy items.
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