Include the cost of gravel. For a 4-inch slab, you'll need the same amount of gravel you calculated for concrete, as the gravel bed will also be 4 inches deep. Use the same calculation to arrive at cubic yards of gravel, then multiply by 1.5 tons per cubic yard to get the number of tons you will need.
Average Iceland Salaries. The average salary for iceland jobs is $54,000. Average iceland salaries can vary greatly due to company, location, industry, experience and benefits.This salary was calculated using the average salary for all jobs with the term iceland anywhere in the job listing.verage iceland salaries can vary greatly due to company, location, industry, experience and benefits. This salary was calculated using the average salary for all jobs with the term iceland anywhere in the job listing.
It represents the money available to a household for spending on goods or services. In Ireland, the average household net-adjusted disposable income per capita is USD 23 917 a year, lower than the OECD average of USD 25 908.rish people earn USD 49 506 per year on average, more than the OECD average of USD 36 118. Not everyone earns that amount however. In all OECD countries, men still earn more than women, with an average wage gap of 15.5%. In Ireland, men earn 12.8% more than women.