2 Channels with Catch Drain between

jwboring

Member
Mar 29, 2024
6
Gainesville
Hello, please understand I am a complete novice and a new pool owner. The damaged sod in the attached pic is the problem. We hired a nice fellow from a well known local landscaping company to propose a solution to the problem. The attached pic is the proposed solution. The yellow lines in the pic are 5" Wide, 6" deep channel drains. The green box is a 12" NDS Catch Basin connected to an underground pipe leading to a creek. The black lines are 4" Corrugated Drain Pipe . We have 2 questions.
  1. Do the channel drains have to slope toward the catch basin? Can they be level with the pool desk? Of course they can't have a negative slope. That much I get.
  2. Is the sod around the black lines still susceptible to damage from water?
There is much runoff from the pool because we have 3 long-haired dogs who are in and out of the pool 12 times a second (seemingly) bringing 5 gallons (seemingly) of pool water with them each time.

Thanks in advance for you help,

Jeff

channelDrainsCatchDrain.jpg
 
I'm seeing a high (dog) traffic area from them cutting the corner.

Notice that most of the right line is fine ?
Do the channel drains have to slope toward the catch basin?
They are usually installed with the deck height. Theoretically they should have slope so there is never any stagnant water in them, but then you'd have a trip hazzard at one end and it'd be sunken in on the other.


Is the sod around the black lines still susceptible to damage from water?
If the dogs are still dripping they will still make the lawn wet wherever they enter/exit
 
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Here’s another idea. This also assumes that your deck has a slight slope to drain away from the pool towards the grass.
Lower the catch basin to allow the drains colored Yellow to slope towards it.
Then make a rock garden with some decorative figures, etc. The orange drain can be dug deeper to slope away from basin.

See photo. We had rain water pooling in an area on the deck as it could not drain fast enough into the ground. The deck slopes away from the pool to this area. A basin drain was installed then rocks were placed on it. Then we placed a rock turtle and some coral type rocks to make a nice setting.

IMG_5472.jpeg. IMG_5471.jpeg
 
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Channel drains can be found with elevation changes constructed inside the drain so it’s level on the outside but has a pitch engineered inside to direct the water flow in the direction you desire.
Built in sloped channel drain would be ideal in our case because it's an old deck that has cracks and has settled in places so elevation is uneven. Technically, I think as long as the catch basin is lower than the channel drain then the channel drain can be level. That's what I've read, anyway. Thanks for the help.
 
Here’s another idea. This also assumes that your deck has a slight slope to drain away from the pool towards the grass.
Lower the catch basin to allow the drains colored Yellow to slope towards it.
Then make a rock garden with some decorative figures, etc. The orange drain can be dug deeper to slope away from basin.

See photo. We had rain water pooling in an area on the deck as it could not drain fast enough into the ground. The deck slopes away from the pool to this area. A basin drain was installed then rocks were placed on it. Then we placed a rock turtle and some coral type rocks to make a nice setting.

View attachment 561367. View attachment 561368
Thanks for the help!
 
I'm seeing a high (dog) traffic area from them cutting the corner.

Notice that most of the right line is fine ?

They are usually installed with the deck height. Theoretically they should have slope so there is never any stagnant water in them, but then you'd have a trip hazzard at one end and it'd be sunken in on the other.



If the dogs are still dripping they will still make the lawn wet wherever they enter/exit
Most of the water comes from the water dripping off the dogs as they are getting out of the pool. That water then runs directly to the yellow channel drain on the left. Hopefully, the left channel drain will capture most of it.

Thanks for the help!
 

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