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#1
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Minor basement floods
My question is about minor rain related floods. I know some of you
have had experience with floods large and small. Mine thankfully have been small. 3 times in the last year my Sump has not been able to keep up with the rain water that has been falling. I replaced the old one with a 1/3hp pedestal one and it happened again. I lost the carpet and a foot of drywall to this flood luckily my furniture is fine with no major damage. No i am faced with redoing my basement again. I am not doing it until I have figured out the root cause which my theory is the grading of the lot and get a industrial sump pump. What is a good sump pump that handles a highly active well? How many Hp would you recommend? When regrading the lawn what is the best soil to use? When I refinish the basement what flooring is most resistant to flood damage? Vinyl, laminate, Hardwood, Tile or carpet? |
#2
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Minor basement floods
Depending upon where the water is entering the basement, different solutions
would be required. If it's coming through walls, proper grading and footing drains will be required. If the water table is rising and it's coming through the floor, sump pumps can prevent it from reaching the level of the floor, if they pump faster then it comes in. Don't concern yourself with HP of the pump but rather GPM or gallons per minute, which will vary depending upon the height of the discharge pipe. What you may want to do is enlarge the diameter of your pump pit. Don't make it to deep, as the ground water to far below the floor line doesn't need to be pumped, and add a second pump at a slightly higher elevation. This way if the lower pump, or primary pump can't handle the load, the water level will rise until the second pump kicks in. Keep in mind, unless you have a back up electrical system, this is all moot in a power failure. wrote in message ups.com... My question is about minor rain related floods. I know some of you have had experience with floods large and small. Mine thankfully have been small. 3 times in the last year my Sump has not been able to keep up with the rain water that has been falling. I replaced the old one with a 1/3hp pedestal one and it happened again. I lost the carpet and a foot of drywall to this flood luckily my furniture is fine with no major damage. No i am faced with redoing my basement again. I am not doing it until I have figured out the root cause which my theory is the grading of the lot and get a industrial sump pump. What is a good sump pump that handles a highly active well? How many Hp would you recommend? When regrading the lawn what is the best soil to use? When I refinish the basement what flooring is most resistant to flood damage? Vinyl, laminate, Hardwood, Tile or carpet? |
#3
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Minor basement floods
On Mar 29, 8:40?pm, "RBM" rbm2(remove wrote:
Depending upon where the water is entering the basement, different solutions would be required. If it's coming through walls, proper grading and footing drains will be required. If the water table is rising and it's coming through the floor, sump pumps can prevent it from reaching the level of the floor, if they pump faster then it comes in. Don't concern yourself with HP of the pump but rather GPM or gallons per minute, which will vary depending upon the height of the discharge pipe. What you may want to do is enlarge the diameter of your pump pit. Don't make it to deep, as the ground water to far below the floor line doesn't need to be pumped, and add a second pump at a slightly higher elevation. This way if the lower pump, or primary pump can't handle the load, the water level will rise until the second pump kicks in. Keep in mind, unless you have a back up electrical system, this is all moot in a power failure. wrote in message ups.com... My question is about minor rain related floods. I know some of you have had experience with floods large and small. Mine thankfully have been small. 3 times in the last year my Sump has not been able to keep up with the rain water that has been falling. I replaced the old one with a 1/3hp pedestal one and it happened again. I lost the carpet and a foot of drywall to this flood luckily my furniture is fine with no major damage. No i am faced with redoing my basement again. I am not doing it until I have figured out the root cause which my theory is the grading of the lot and get a industrial sump pump. What is a good sump pump that handles a highly active well? How many Hp would you recommend? When regrading the lawn what is the best soil to use? When I refinish the basement what flooring is most resistant to flood damage? Vinyl, laminate, Hardwood, Tile or carpet?- Hide quoted text - - Show quoted text - ANY chance of draining the sump to daylight say near a curb? It amazes me how many peoples sumps could drain directly to daylight. Many people DONT want to dig Plus whats the diameter of your discharge line and where does the pumped water go? a too small discharge line or one thats blocked or crushed can lead to yopur trouble. Does your sump have underground french drain? |
#4
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Minor basement floods
On Mar 30, 7:49 am, (Doug Miller) wrote:
In article . com, wrote: My question is about minor rain related floods. I know some of you have had experience with floods large and small. Mine thankfully have been small. 3 times in the last year my Sump has not been able to keep up with the rain water that has been falling. I replaced the old one with a 1/3hp pedestal one and it happened again. [snip rest] The three most important things you can do to keep water out of your basement a (a) slope the dirt around your house to drain water away from the foundation (b) use downspout extensions, splashblocks, or drainage tiles to carry rainwater from your gutters away from the foundation (c) discharge your sump pump as far away from the foundation as possible. [Are you picking up a pattern here?] Take care of those things first, and you probably won't have to worry about what type of carpeting will best withstand being flooded. -- Regards, Doug Miller (alphageek at milmac dot com) It's time to throw all their damned tea in the harbor again. To the above, I would add go outside during a heavy rain and see what is actually happening. Sometimes what you think is going on and what is really happening can be 2 diff things. But clearly the most important thing is to start outside. You don't want water from the downspouts pouring out 2 ft from the foundation. Get it 8+ ft from the foundation. Make sure the gutters are clearn and flowing correctly. And that landscaping etc, is not trapping water near the house. |
#6
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Minor basement floods
In addition to the above mentioned items, if you feel the need for a
sump pump, then I have to wonder what's going on there. Ideally you want to keep the water out of the house in the first place so as to not need the sump pump. A sump pump isn't a fix, it's a band-aid. For all I know, what you really need is exterior waterproofing and grading. |
#7
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Minor basement floods
charrison:
I've been fighting a wet basement for 20 years. Most years I win, some I don't. (Recently had a couple feet of snow followed shortly by an 80 degree day.) A couple of inches of heavy clay soil will really help. I like the idea of a second pump rather than one bigger system. The advice to check out the system when it is operating is also good. It may not be installed very well and your pumped water may be returning. My system pumps to a pipe that goes 20 feet away and a foot down. The floor in my basement is the old fashioned thick vinyl 12" tiles put down with mastic. It has held up well to the occasional flood for many years. Read the fine print and make sure it is guaranteed for sub grade installation. Most of the thin self stick tiles are not. We use area rugs that can be rolled up and moved in an emergency. You may also want to leave a gap at the floor in the wallboard of a couple of inches. Cover it with an oversized baseboard that stands up to water. Just in case. Good luck. dss |
#8
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Minor basement floods
wrote in message ups.com... | My question is about minor rain related floods. I know some of you | have had | experience with floods large and small. Mine thankfully have been | small. 3 | times in the last year my Sump has not been able to keep up with the | rain water | that has been falling. I replaced the old one with a 1/3hp pedestal | one and it | happened again. your house could be built around ledge rock forcing the water in/up. | | I lost the carpet and a foot of drywall to this flood luckily my | furniture is | fine with no major damage. No i am faced with redoing my basement | again. I am | not doing it until I have figured out the root cause which my theory | is the | grading of the lot and get a industrial sump pump. is the water coming through the walls or from under the floor? a pump usually means high water table not grading problem. | | What is a good sump pump that handles a highly active well? How many | Hp would | you recommend? 1 1/2 hp | | When regrading the lawn what is the best soil to use? 4 in. top soil 8 in. below foundation top | | When I refinish the basement what flooring is most resistant to flood | damage? | Vinyl, laminate, Hardwood, Tile or carpet? tile would be best I would probably install a second pump in the opposite corner than the one you have now (if the cause is high water table). | |
#9
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Minor basement floods
On Mar 30, 8:48 am, wrote:
In addition to the above mentioned items, if you feel the need for a sump pump, then I have to wonder what's going on there. Ideally you want to keep the water out of the house in the first place so as to not need the sump pump. Yes, that's ideal, but not possible in many cases. A sump pump isn't a fix, it's a band-aid. For all I know, what you really need is exterior waterproofing and grading. A sump pump is not necessarily a band-aid. In some areas the water table is high enough that one may be required. They are common in new construction in areas that need them and are signed off on by building inspectors, home inspection companies, etc. |
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