Donors must weigh at least 110 pounds and be at least 17 years old. In Minnesota, 16-years-olds may donate with written consent from a parent or guardian. During your donation appointment, you will complete a brief health questionnaire to make sure blood donation is safe for you and the recipient of your blood.
Three inch pipes are used to handle most residential toilets. 1.5 inch lines are used to handle waste from kitchen, bathroom and powder room sinks. 2 inch drain lines are common pipes for laundry drains. Clogs can develop easily on horizontal runs of pipe. Friction causes the water within the pipe to slow down. To achieve good water flow, try to install horizontal drain pipes so they have a minimum of 1/4 inch per foot slope. 3/8 of an inch per foot is actually better.
Standard aboveground bathroom plumbing relies on gravity to drain away sewage and wastewater. Gravity provides a push, known as âfallâ or âslope,â that moves waste down the pipes. In a basement bathroom, there must be enough of a fall to drain the toilet, sink, and tub or shower. When inspecting your basement for a new bathroom installation, your contractor will consider two main issues first. 1  Plumbing depth â If your existing plumbing drain is deep enough to create enough fall for drainage, bathroom construction will be relatively easy.