The answer is 0.48824276196329. In other areas the median use per 1000 square feet were reported at: 257 gallons in â¦ How many water column in 1 pounds per (square foot)? To give a simple explanation, hotter water weighs less, and colder water weighs more (because it's more dense). One atmosphere is equal to the weight of the earth's atmosphere at sea level, about 14.6 pounds per square inch. Clean Water Damage: Caused by water that is "clean" coming from a water pipe or rain. So for a 30 foot x 50 foot lawn you would use 1500. Different plants need different amounts of water. 0.62: A â¦ SF: This is the area to be irrigated in square feet. Volume and weight of water per foot for common pipe sizes; Pipe Size Volume Weight; in: in 3 /ft: gallons/ft: lb/ft: 1 / 8 â: 0.1473 in 3: 0.000637 gal: 0.005323 lbs: 1 / 4 â: 0.589 in 3: 0.00255 gal Convert from Pressure - Pounds per Square Inch (psi) to Head of Water in Feet (ft h2o) Convert from Head - Water Feet to Pressure in Pounds per Square Inch 1 ft H2O = 0.4335 psi = 62.43 lbs/ft 2 While not an exact measurement, this is a great option for businesses whose building type is listed in our drop-down menu. For example, in a sample of 706 hotels in New York City, average daily water use intensity in 2011 ranged from 60 to 456 gallons per 1000 square feet (g/ksf/d), with the median use of 215 g/ksf/d. 7 Inches Of Water to Pounds Per Square Foot = 36.4153: 400 Inches Of Water to Pounds Per Square Foot = 2080.8747: 8 Inches Of Water to Pounds Per Square Foot = 41.6175: 500 Inches Of Water to Pounds Per Square Foot = 2601.0934: 9 Inches Of Water to Pounds Per Square Foot = 46.8197: 600 Inches Of Water to Pounds Per Square Foot = 3121.312 How Much Water Does My Food Garden Need? Millimeters of water to Pounds per square foot formula At room temperature (70°F / 21°C), the density of water is 0.99802 g/ml. 8 ft. 4 ft. Bed is 4 x 8 feet or 32 square feet 21 emitters in bed = 1/2 gallon per hour drip emitter on 1 foot center Example: For vegetables in the summer, we recommend applying about 1 inch of water over the surface area of the garden bed per week. Millimeters of water. ï»¿ ï»¿ Grey Water Damage: Caused by water coming from an appliance. It is based on the national average water use per square foot for each building type listed. 1 mm of water is the pressure exerted by a 1 mm high column of water . Use a value of 1.0 for lawn. What is the flow rate of your showerhead? If your specific building type is not listed in the drop-down menu, select the â¦ In order to accurately convert a volume of water to a weight, a density figure is therefore required. How many gallons does your toilet use per flush? We assume you are converting between water column [centimeter] and pound-force/square foot. An animal living at 10,000 feet depth, however, is greatly influenced by the depth of the water over it. The cost for this may be estimated at $3.75 per square foot, according to FIXR, a vendor-independent, cost-estimating database. You can view more details on each measurement unit: water column or pounds per (square foot) (gallons per minute) Enter 5 for standard, 2.5 for low flow: How many baths are taken each week in your household? For water loving shrubs use .80, for average water use shrubs use 0.5, for low water use shrubs use 0.3. How many flushes total per week in your household? That is equivalent to 0.623 gallons per sq ft. We often speak of pressure in terms of atmospheres.