Usage Note: The adjective moot is originally a legal term going back to the 1500s. It derives from the noun moot in its sense of a hypothetical case argued as an exercise by law students. Consequently, a moot question is one that is arguable or open to debate. Thus a moot point, however debatable, is one that has no practical value.
Understanding and Determining Prices. After reviewing average costs for hourly work, the costs per area, and materials, you can get a good grasp of how much you can expect to pay for average roofing. Perth homeowners should always factor in the quality of the materials that are being used and/or installed.n average the prices to replace a roof will range from approximately $80 to $100 per square metre. This average price includes the removal of existing materials and proper disposal. The work performed, materials used, and final clean up.
It came out to an average of 200 leaks per year or 5.2 leaks on each building annually. In terms of 2006 dollars, the average roof replacement cost came out to $269 per square meter over 9 years, or $4.5 million spent on replacement of 16,900 square meters over a 9-year stretch.owever, the cost depends on whether a project was aiming for roof recovery or consisted of a complete tear-off and replacement job. Other sources have reported commercial roof replacement costs can vary from $7.00 to $12.00 per square foot.