View faucetman886's Album. Vent pipes or waste stacks are needed for 2 reasons. the first is to pipe sewer gases up and out of the system to prevent the associated problems with trapped methane, not normally a problem with just a sink but very necessary with toilets.
Doctors often graduate medical school with well over $300,000 of student loan debt. Residency. It would cost a doctor $1,753 per month ($21,037 yearly) just to pay the interest on a $300,000 loan. Thatâs almost half of a doctors average net residency income of $50,000. So, for a doctor practicing internal medicine to forbear a $300,000 loan for three years during residency, then repay that loan for 20 years, it would result in an overall loan cost of $687,360. Thatâs $34,368 per year for 20 years.
Resident Salaries by Region. How much resident doctors get paid also varies based on the location of the residency program and the areaâs cost of living. For example, first-year residents at the Cedars-Sinai Hospital, located in West Hollywood, Calif., make $49,584 a year as of 2012.hief Resident Salaries. Senior residents who are chosen for leadership roles are called chief residents and are typically paid more. For example, a chief resident doctor in his fourth year at the University of California in Los Angeles makes $55,808 a year as of 2012.