gb100

New member
May 21, 2023
4
Pennsylvania
Hello all,

New to the forum and also to pool ownership. We bought a house with a pool that needed much TLC. It hadn't been opened in sometime and we knew it would be a big job when we bought the house (was a frog swamp at the time). It's a 1960s Sylvan pool. Its concrete. We decided to renovate it because it has a really neat shape. Question I have is about bonding. We hired a renovation company that only does the pool...(coping, tile, plaster, skimmers) they than recommended decking and equipment contractors that they worked with because everything had to be redone. The decking contractor pulled up the old concrete, and we needed to excavate around the pool on one of the sides to put new French drains in as the originals were two shallow and not doing their job anymore. When we excavated we did not see any rebar at all in the pool shell or bonding wire. Keep in mind, at that point the pool shell was in a demo state with the coping removed, the tile and plaster removed and the beam having been chipped down awaiting new product. I did not know much about bonding until I started reading some forums on recently. So fast forward a couple weeks, we get the coping and skimmers installed and now we've been doing the decking. There were two sets of wires that went to the old metal skimmers that were sticking out the ground with green wire. Those original skimmers were removed and replaced with new Pentair skimmers that are completely plastic and don't need to be bonded. Our pool contractor still asked us to make sure the decking contactor did not rip them out because he wanted to make sure he tied into them when he did the bonding. I told the decking contractor who was prepping for concrete to save them and make sure they were not removed. At that point they were sticking out and the decking contractor had compacted stone in ready to pour the concrete. Well I turn around for two seconds, they removed them....the pool contractor was simultaneously there and ran #8 copper around the whole pool and tied it into the pool ladder and back to the equipment. That than went back to the new equipment (which the pump bonds the water with a coil inside it's housing). The lights are pentair globrite LEDs (which, yes I know, they aren't the best, I've discovered that today too). The pool contractor said that the wires that were removed may not have connected to the pool rebar, know one could find the bonding lines to the pool shell.....and remember, we had the entire thing on one side excavated for the drainage and no one saw rebar or bonding wire at all. So now, I am reading all these forums and kind of freaking out a little bit now. If the bonding is not connected to the rebar, which it sounds like it isn't....is that going to be a huge issue. No one could find it and I didn't realize it was so important until now. To make things worse, since this is a reno, there are very lax regulations as far as the permitting on this project. My equipment contractor did not submit a permit and doesn't think he needs one since he's replacing what was already there. I want to make sure the pool is done right and safe. Do I need to rip up all the decking that's almost complete at this point to find the pool rebar and have them tie into it?

One final point, we did have some cracking issues that we had repaired with torque lock staples before all of this. The pool is still slightly leaking so we're actually going to convert it to a 80 mil PVC liner at the end of the season. We decided to forgo plastering it in leu of this solution. We're basically going to swim in it this season than get the liner in the fall. Wanted to add this info in, because I've read if you have a liner, it acts as a buffer between the pool shell and water so the rebar bonding situation becomes less of a concern. However, if we are using it this summer without the liner, I want to make sure it's safe to do so.

Sorry for the long post, wanted to throw out all the details. Would love some feedback on what to do here. Hopefully I didn't make a massive mistake by not knowing. They finishing up the brick decking tomorrow so I'd like to try and figure this out asap.
Thanks! GB
 
All pools need bonded regardless of plaster, fiberglass or liner pools.
 
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Any suggestions on how to bond it at this point if no one can find the rebar? Would the #8 ring they put around the perimeter of the pool under the decking count or does there need to be something connected to the structure of the pool shell?
 
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Welcome! :wave: Give this page a read.

Thank you! All I have been able to find is that a pool must be bonded to 4 points in the rebar. We can't find any rebar, that's the problem, and now the pool is almost done. Is it even possible to bond the pool shell at this point if no structural rebar is present (not that it's not present, we can't find any)? Do we need to?
 
Let's ask @AQUA~HOLICS for some advice on this one. Stand by .................
That would be great, thanks. Speaking to my pool renovation contractor (who also does new pools). He said that when he pours a new pool, they put the bonding wire deep into the center at 4 points because of corrosion. He said he's never found an old pool where the bonding wire still works right because the rebar corrodes on the outer layer. To recap, this is a 1960's pool. He also said that we only had one wire coming from the skimmers that the decking contractor accidentally demo'd. He was going to tie into it with the bonding ring for good measure but he said it still needs to be 4 points to actually work in his opinion and he wasn't even sure if the wire they found was tied to the rebar or not...he believes it was there for the skimmers that were metal at one point. He continued that there is nothing in the pool anymore that would create a dangerous situation. The equipment is about 20 feet away and all bonded, there is no deep end light anymore (that was 120V and we removed that) and the lights in there now are low voltage. All the other metal in the pool or around it and the water is bonded to the ring around the perimeter and to the equipment. The pool shell is the only thing we cannot bond because we simply have no way of tieing into it. It will be a liner by end of this summer anyway, we are swimming in it as is until that is done...which by reading some of the code counts I am told as being "non-conductive" at that point and exempt from some of the bonding requirements. The code also mentions "if structural elements are not available". Which reads to me, if you can't get to the rebar, do it this way. So am I overthinking this?
 
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I am only familiar with new construction requirements, this is where a permit inspector would give direction on what is required on your specific project.
With renovations most pools are required to be brought up to current standards of that specific city.
I understand you couldn’t find the steel cage, at that time the project should have stopped until a definitive answer to the situation was provided by the city inspector.
 
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