(However, if the geological conditions are especially difficult or access is extremely limited, drilling can cost $30-$50 a foot or more.) For example, the sustainable Arizona homesteaders at ByExample.com report paying $6,750 to have well drilled 280' deep, or about $24/foot.
A second lieutenant (grade O-1) is usually promoted to first lieutenant (grade O-2) after 18 months in the Army or 24 months in the Air Force and Marine Corps.The difference between the two ranks is slight, primarily being experience and higher pay. second lieutenant (grade O-1) is usually promoted to first lieutenant (grade O-2) after 18 months in the Army or 24 months in the Air Force and Marine Corps.
How long does it take to become an E-9 Command Sergeant Major? Depending on the individuals MOS (job), necessity for promotion based on the needs of the Army, their personal achievement's, prior positions held and their records it can tak â¦ e anywhere from 15-20 years. Typically promotion to E-9 Sergeant Major is between 14-18 years of service.