If a roof s various drainage areas call for different size gutters go for the biggest one k style.
Gutter flow width.
Curb gutter flow rate.
If a roof s various drainage areas call for different size gutters go for the biggest one k style.
5 inch 5 520 square feet.
I denotes rainfall intensity the roof area in square feet sq m.
W is the width in in.
S longitudinal slope.
D flow depth at curb.
Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.
Then use the chart below to see what size gutter you need.
5 inch 5 520 square feet.
6 inch 7 960 square feet.
N manning s coefficient.
Debris clogging up the gutter and or downspout flow.
S x roadway cross slope.
Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.
The spread is usually referred to as ponded width t as shown in figure 10 10.
Curb type gutter calculator solving for flow rate given roadway cross slope longitudinal slope flow width and manning s coefficient.
Half round gutter sizing is based on w 0 0182 la 2 5.
Leaves shingle granules sticks from broken tree limbs even plastic bags all of them frequently find their way into your gutters.
Gutter flow the ponded width is a geometric function of the depth of the water y in the curb and gutter section.
Where q gutter flow rate n manning s coefficient s x roadway cross slope s longitudinal slope t flow width.
Then use the information below to see what size gutter you need.
T flow width.
And thankfully it s relatively easy to fix more on this topic below.