General measurers used to measure employee performance include the following: 1  Quality address how well the work is performed and/or how accurate or how effective the final product is. Quality refers to accuracy, appearance, usefulness, or effectiveness.  Quantity addresses how much work is produced.
Average Price. Replacing or rebuilding your entire chimney can cost up to $1,000 or more, according to Chimney Repair. MGI Home Inspection puts the cost of aligning a chimney at up to $3,000. The installation of chimney flashing costs $150 to $350, and rebuilds are charged on a linear foot basis.eplacing or rebuilding your entire chimney can cost up to $1,000 or more, according to Chimney Repair. MGI Home Inspection puts the cost of aligning a chimney at up to $3,000.
The average cost to repoint a chimney is typically around Â£300 for a small chimney with easy access on a low roof. A chimney on the gable end of a semi-detached house is expected to cost Â£800 due to scaffolding costs. Repointing a large chimney stack in the centre of a roof is the most expensive, typically around Â£1200. This average price can vary greatly depending on location, amount of scaffolding, type of chimney, and whether the chimney is at the end or middle of the roof, as well as if it's at eaves or ridge height.