Drainage Gutter Design

5 inch 5 520 square feet.

Drainage gutter design.

Design principles for roof drainage systems. Always fix foundation and gutter drainage issues first. They also influence the use of gutters and downspouts roof drains and scuppers. Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.

Find a place to put the downspouts and mark their location with an o on the design. The storm drain system consists of surface inlet structures connected to an underground pipe system. Also your lawn trees and plants will be healthier if you have created a store of rain water in the. Once all the parts of the drainage system were installed we covered the tubes with several inches of rock.

You will need to have a downspout for every 20 feet of gutter and turns in the gutter add 1 foot to the total. If a roof s various drainage areas call for different size gutters go for the biggest one k style. Keep your water on your own property if at all possible draining your excess water away to the street or a ditch seems like a simple solution but it just transfers your problem to others. Use this downspout extension to divert water away from the foundation or connect to drainage pipe and catch basin to control drainage.

They determine the roof area slope and rainfall intensity. On larger and more complex schemes specialist consultants may be employed to design the rainwater drainage system. Then use the information below to see what size gutter you need. Design of roof drainage systems roof drainage the roof is one of the most essential parts of a building as it protects occupants contents and interior of the structure from the elements.

Working with manufacturers will help develop your understanding but don t delegate your design responsibility to them. The inlets are located at points spaced. Parapet and valley gutters are treated differently because they have a higher risk of failure. The building type its appearance and location have a direct influence on the design of the roof drainage system.

The most common location for the downspouts is the corners of the house since it is easier to move the water away from the house there. Once an architect has determined the kind of roof he intends to use he must give equal attention to the design of the roof drainage system. Where the tube passes by the downspout from the gutter we installed a y fitting and drained the roof water from the gutter system directly into the main drainage line. Water pooling in a yard can kill grass attract mosquitoes and create mud patches.

Install a french drain one of the top yard drainage solutions to divert water away from problem areas. That line eventually emptied into the low spot in the back yard.