Garage Floor Drain Pitch

Everything i ve read says slope it 1 8 to 1 4 inch per foot toward the garage door.

Garage floor drain pitch.

If you work like me 1 4 per foot is a better rate to aim for. The following diagram lays out the different terms that are used in the calculator. The recommended slope for flat roofs is usually 1 1 8 inch per foot or 2 1 4 inch per foot according to the professional handbook of building construction published by john wiley sons new york. You need 1 4 inch of slope for every linear feet of floor space.

Having a drain installed with the correct pitch to the floor allows water dripping off your car or from rain falling outside especially important in particularly rainy areas to flow. The floor drain controls the flow of water preventing damage and unnecessary dirt buildup. Calculate your slope from there to the outer edge of your room. Hi hal depends on how good your finishing technique is.

The garage is 28 ft deep so 1 8 to 1 4 inches per foot means the slab shoub be 3 5 to 7 inches higher at the end opposite the door. Drain pipe slope calculator. For household sinks the drain pipe diameter is often either 1 5 or 2. Measure the height of the drain with the tape measure.

A garage drain is also great for rinsing and cleaning the garage floor so all the dirty water doesn t end up on the driveway. How to use the calculator. When the concrete floor is pitched to a floor drain all the water runs into the drain keeping the floor dry. Toilet waste lines are often 3 or 4.

A smooth accurate slope 1 8 per foot will drain fine. Getting ready to pour a garage floor slab. We could find no reference to recommended slopes when trench drains are used in a floor. Here are some key facts about garage floor drains.

Yes the pipe needs some pitch also.