As a benchmark, one inch of solid wood has an R-value of 1. In comparison, an inch of blown fiberglass insulation has an R-value of 3.1 - 3.4 and an inch of blown cellulose in an attic has an R-value of 3.2 - 3.7. Along with knowing the R-value of a particular insulation, it is also important to calculate the R-value of a total system.
54 MARTA Employee Salaries. MARTA employees earn $41,500 annually on average, or $20 per hour, which is 38% lower than the national salary average of $61,000 per year. According to our data, the highest paying job at MARTA is an Electronics Technician at $41,000 annually while the lowest paying job at MARTA is a Bus Operator at $32,000 annually. Advertisement.
For example the median expected annual pay for a typical Bus Driver in the United States is $19,968 so 50% of the people who perform the job of Bus Driver in the United States are expected to make less than $19,968.Source: HR Reported data as of October 2015. Median $19,968.ur team of Certified Compensation Professionals has analyzed survey data collected from thousands of HR departments at companies of all sizes and industries to present this range of annual salaries for people with the job title Bus Driver in the United States.