$32,000 for Married Filing Jointly. $0 for Married Filing Separately if the spouses lived together during the year. If your total income is more than the base amount, you might owe some tax on your Social Security benefits.
Pure water at 60F has about 27.78 inches of water column (INWC or INWG) per psi or approximately 0.43197 psi/ft. This is from memory; but it should be close. Fresh water: 0.43 psi per foot Sea water: 0.44 psi per foot. So, for each additional 10 feet of depth, figure about 4.3 to 4.4 psi increase in pressure. You can calculate this yourself by using the fact that fresh water weighs about 62.4 pounds per cubic foot (pcf) and sea water weighs about 64 pcf.
Best Answer: the footer should be poured with 4000 psi concrete with fiber reinforcment and 3 runs of rebar and your walls should always be poured 4000 psi with fiber and a 2 feet on center rebar mat and for a smoother wall when the forms are pulled try a smaller rock like 3/8 to 1/2 inch aggregate but to answer your question a good crew can be done ...