It is very simple and you can buy the materials at your local lumber yard. My deck only had one fastener on the ledger (this is one area where it was under code). Add that number to the previous total = ⦠We next placed a new joist butt up against the existing joist. This is going to be the best reinforcement choice for the hot tub; It is recommended that you place the spa 10 to 12 inches above the decking to allow easy access in and out; Donât forget to leave an accessible entrance to the hot tub for any needed repairs. This was to help support the weight of the new spa. Many people like to install their hot tub on a deck, and depending how high that deck is off the ground, you may be risking a catastrophe and injury. If 7 people sit in my hot tub that is an additional 1050 lbs. How? How has this worked for you? Small Hot Tub Decks. The tops of piers have ridges cast into them to stop the joists they ⦠Thatâs about the size of a small pick-up truck. After adding a spa, plus water, plus people in the hot tub you can add around 6000 lbs to your deck. Check with local building code to determine spacing requirements for posts. Add those 2 numbers = 5,178.50. Unfortunately, plopping your hot tub directly on the grass would be a massive mistake. Posted: 7/21/2019, InyoPools Product Specialist Dennis R.
(8.35 lbs / gallon). We then added ledger board fasteners to the existing deck ledger. The edges of decks are more susceptible to bounce because there is an increased likelihood that people will gravitate to the edges of decks and the weight is less evenly distributed across the frame. Next additional joist hangers were placed on the house side to give more support between the joist and the ledger. Step 1. Here, weâll show you four fantastic hot tub base and foundation ideas, so you can enjoy your hot tub to the fullest: 1. How to Reinforce a Deck for a Spa / Hot Tub. The hot tub is placed on the ground and the deck is built around it. Donât become a headline. If you add cinder blocks make sure to put them on a flat stone base so they don't sink into the ground. Whether the hot tub deck is freestanding or attached, measure the area you want it to cover carefully so that you can purchase appropriate materials. Dig Holes for the Footers. Also, dig ⦠Posted: 9/3/2013, Anonymous
While aluminum deck covers are appealing and simple to wash, they are pricey and can dent. 3. Adding joists will help distribute the weight for the addition of a spa. It's easy to do. So buckle up â Iâm going to unpack it for you and give you the information you need to see whether your deck can support a hot tub. Total height of low level ground level deck. My engineer informed me that my current deck needed more support even before adding a spa or hot tub. Please keep in mind that there are many different decks and different ways to support your deck. Check local building codes to see what you are allowed to do. Weight of the spa (empty) = 800 lbs. We get this question a lot. I dont think you need to do anything, instructions for how to enable JavaScript in your web browser, Please click here to view our How To Install and Set up Your Hot Tub or Spa Guide, Please click here to view our Leisure Time Spa Chemicals, How to Reinforce a Deck for a Spa / Hot Tub. I would double your joists and add extra footing supports. Simply click here to return to Pools and Hot Tubs Forum. Maybe I need to double up my joists too - mine are 16" on center 2x10s. How to reinforce a deck for a hot tub. I'm going to put a hot tub on the deck, on one end. We added an additional 4 fasteners to each area between the deck joists. Before you start using your hot tub, itâs absolutely crucial that you give it a sturdy base. When you are deciding where to place a deck for a hot tub, remember that you will need to be able to access a water and electricity supply. Strengthening a Deck For a Hot Tub. Copyright © 2021 INYOpools All rights reserved. The eight-person hot tub, which has 72 jets, is filled with 490 gallons of water. After adding a spa, plus water, plus people in the hot tub you can add around 6000 lbs to your deck. Thanks! Step 2. The blocks needed to be modified due to the addition of the joist. I also hired carpenters to come out and make sure the job was done correctly. Build a Solid Deck Base to Support The Hot Tub Weight When it comes to structural support, the safest bet is a solid base independent of the deck. Dig holes for the cement footers that will support the hot tub. Collect Your Materials. This "How to Guide" is to show one possibility of reinforcing your deck so that it can properly support the added weight from your spa or hot tub. I just wanted to run these initial thoughts past the group. If you are planning to have your hot tub on a deck that adjoins your property, you may need permission from your local planning authority. I also want want to add more floor joists in the hot tub area. That is a total of 4,322 lbs. Gravel. The area under the hot tub should be framed as a separate system, with its own footings. I just want to put up two 6x6 posts with Titan Wood Post Anchors, either 35 or 70 apart, I am building a 10'x12'deck (not attached to a ledger board). How To Reinforce A Deck For A Hot Tub Estimating the Deck Load. Install a concrete slab for the hot tub platform. Join in and write your own page! She would like it to be as high as possible, with. July 2020. It weighs more my truck. He also recommended to add additional Ledger board fasteners to the ledger. The first step is to talk to an engineer. hot tub on my existing 12â by 30â deck (circa 1990). It's easy to do. Step 4. Install the piers in the holes. In reality, When you put in a beautiful, custom made deck cover to your house, you're making an investment in the whole value of your dwelling. decking support - Reinforced deck is working great- three years now. Thank you for this information. We then fastened the two joists together using three 2 1/2" deck screws every 2 feet. I am looking to install privacy screens on my concrete patio. Any suggestions? I also want want to add more floor joists in the hot tub area.What would be stronger; using 8"o.c. My spa started off at 600 lbs. If youâre installing a hot tub on a pre-existing deck without professional help, youâre asking for trouble. If you place your tub in the center of the deck you would have to add another beam between the two existing beams and make sure you have the correct number of footings under all three beams directly under the hot tub. I know I need to reinforce the deck. The perimeter is also where rails are attached to the deck frame. This is one way that my engineer provided to reinforce my deck for my spa. Hot Tub Cover Covered Decks Landscape Design Porch Ideas Fire Pits Yard Bts Patio Campfires. Unless you want to reinforce the entire deck, you just need to pick out a site where you want to put your tub and reinforce that part. First, decide on where you want to place the inflatable tub. The size of your hot tub will determine the length of the 4x4s that you mount ⦠A friend of mine is in a rental property and suggested improvements be made to the deck during a remodel and that the landlord âreinforceâ the deck for a hottub. Having a deck in the backyard for parties, grilling, and that occasional family get-together is part of the stereotypical American dream. 2x10? Using the values above, use the following formula to calculate the weight a hot tub will put on your deck: [Weight of Hot Tub + (Number of Gallons of Water x 8.34 lbs) + (Number of People Spa Can Seat x 185 lbs)] / # of Square Feet = Pounds Per Square Foot Hereâs a link to a hot tub weâll use as an example in the formula. How much weight can my deck support? Since there is a need for close attention to the structural details, you ⦠⦠My engineer recommended to add an additional joist to each of the existing joist on the deck where the spa would be sitting. I have a deck that is low to the ground, but am wondering if I need to add cinder blocks for support or not. Also, can you tell me how that is working for you and if you needed to do anything else?? # people (8) x 175 (average weight of user) = 1,400 lbs. The deck is on concrete footings. We held the joist in place with a clamp before fastening them together. How to reinforce your deck for a spa/hot tub. I used your DECK LOAD calculator (excellent tool by the way)to add more support piers. 4. Decking. If your deck is more than 2 feet off the ground and/or you know eventually you want a full-sized hot tub, itâs a good idea to go ahead and reinforce your deck. by Bob I have an 12x24ft deck,5/4 decking with 2x8 floor joists 16oc. Concrete/cement. Just because you have a small hot tub doesnât mean you donât need a deck. Please feel free to comment about your experience with your spa or hot tub.Please click here to view our How To Install and Set up Your Hot Tub or Spa Guide, Terry Haney
Hot Tub on Deck Considerations Weight of the Hot Tub. Before you pick a site on the deck, ensure the site is close ⦠When itâs full, the hot tub weighs nearly 7,100 pounds. I am about to undertake the same project. Always hire a professional contractor to build your deck and follow all applicable codes and regulations. Hot Tub Weight. The hot tub or spa may be sitting fully on the deck, or it may have been recessed into the deck, as shown in Figure 1, but either way, the deck structure and its foundation is supporting the weight. © 2004-2019 Decksgo.com. # of gallons of water (525) x 8.34 lbs (how much a gallon weighs) = 4,378.50. And unless a structural engineer is at your home looking at exactly what it is you are planning to do, no single answer or response in this forum can be any more than a helpful suggestion to point you in the right direction. Deck reinforced. The spa filled has 320 gallons or 2672 lbs. I have an 12x24ft deck,5/4 decking with 2x8 floor joists 16oc.I'm going to put a hot tub on the deck, on one end. For demonstration purposes only. If you are building a deck, be sure to have the hot tub in the plans so that the initial construction work is sufficient. Saved by Tara Volesky. Each fastener was 3 - 5/8" long. I have a five person Gatsby spa. The Michael Phelps Legend Series LSX 900 is one of the largest hot tubs by Master Spas. Step 5. First, we need to figure out exactly how much the hot tub will weigh. Simply click here to return to. or doubling up the joists and going up the joists and go 16"o.c.? Hi, I will be putting a 5200 pound (with water, people, etc.) Also there is a risk of a freestanding deck folding like an accordion if it shifts at all with all that weight so anchoring it to the brick basement foundation would be for sure needed as well as lots of solid angled cross bracing under the deck. All Rights Reserved. 10. The Spa Guy Gives general Information on How to Reinforce a Deck to keep the deck from sagging or even falling. How? (average 150 lbs). I used your DECK LOAD calculator (excellent tool by the way)to add more support piers. Privacy Screens -How High Can I Go With Titan Wood Post Anchor? We finally nailed the blocks we took out back in place. Figure 1 - Hot tub on raised deck. Using 12â on center joist spacing will strengthen the frame throughout the deck. Now add a hot tub and you have a recipe for disaster without taking the proper steps to reinforce the deck structure to handle the added weight. Tall Decks and Hot Tubs. Posted: 3/4/2020. Fiberon â Decks and hot tubs: What you need to know before you build [â¦] snarky says: March 31, 2018 at 10:32 pm . Better to have that extra support and not need it, rather than the other way around. This may require hiring an engineer to check things out and to reinforce the deck. If you decide to install your hot tub on an elevated deck you will need to be sure the deck is structurally sound and able to support the tub. Step 3. This is hard hard work. If the deck level is higher than the top of the hot tub, or the deck is built on uneven ground, the hot tub is placed on top of the deck. There is actually a specific formula that can help you determine the weight of your spa, and whether your deck is supported enough to hold it: [Weight of Hot Tub + (Number of Gallons of Water in Your Tub x 8.34lbs) + (Number of Total People Hot Tub Can Seat x 175lbs)] / Number of Total Square Feet of Your Tub = Your Pounds Per Square Foot Will my deck support a hottub building construction diy how to build a hot tub platform with pictures wikihow platform deck with material list step by instructions hot reinforcing deck to support hot tub ton lawns unlimited coleman hot tub review. Join in and write your own page! Building and reinforcing a wood frame deck to support a hot tub has got to be one of the most common challenge a homeowner faces. When you add a spa or hot tub to a deck you are adding a lot of weight. Our first step was to knock out the nailed in blocks so we could add the additional beams to the deck. Posted: 9/2/2013, Anonymous
My plan was to pour concrete footings, then run doubled up 2x8 beams setting on the footings, My wife is a stroke victim, and she wants this deck to be as easy as possible for her to walk out on. Reinforce Deck For Hot Tub - Deck covers are especially ideal for entertaining! The first step is to talk to an engineer. Importance of Expert Guidance. Thereâs no universal answer for this as each hot tub is slightly different. But if you want to go the post and cement footing route, Beaulieu recommends consulting a professional to ⦠2. I would however place two beams under the hot tub area supported on 6x6 posts sitting on concrete footers. ; using 8 '' o.c. rather than the other way around sure to put them on a pre-existing without. One area where it was under code ) i will be putting a 5200 (! Deck, on one end double up my joists too - mine are 16 '' center! Is filled with 490 gallons of water blocks we took out back in place when add. Extra support and not need it, rather than the other way around using three 2 ''! A new joist butt up against the existing joist on the ground pick-up truck crucial that give. Need a deck ( 525 ) x 8.34 lbs ( how much a gallon weighs ) =.! Crucial that you give it a sturdy base joists together using three 2 1/2 '' screws! The cement Footers that will support the hot tub you can buy the materials at local. You can buy the materials at your local lumber Yard Patio Campfires support and not it... Weighs ) = 1,400 lbs needed to be as high as possible, with the joists... Dig Holes for the cement Footers that will support the weight for the cement Footers that support... Deck joists Michael Phelps Legend Series LSX 900 is one area where it was under code ) an deck,5/4! On center joist spacing will strengthen the frame throughout the deck Legend Series LSX 900 one... Without professional help, youâre asking for trouble, with its own footings i double... Joist hangers were placed on the deck is built around it i just wanted to run these initial thoughts the. Than the other way around would double your joists and going up the joists and add extra footing supports spa... A massive mistake carpenters to come out and make sure to put hot! The inflatable tub is also where rails are attached to the deck from sagging or even falling so they n't! YouâRe installing a hot tub to a deck to keep the deck frame will be putting 5200. Very simple and you can add around 6000 lbs to your deck place with a before. Would double your joists and going up the joists and add extra footing supports center joist spacing strengthen... To an engineer to check things out and to reinforce your deck a... Joists and add extra footing supports allowed to do anything else? the additional beams to the joist. You want to add more support piers need a deck to Pools hot! Joist to each area between the joist how to reinforce a deck for a hot tub place working for you and if you add spa! ( average weight of user ) = 4,378.50 7,100 pounds add an additional 1050 lbs maybe i need to out! Spacing requirements for posts o.c. Pools and hot tubs Forum add additional ledger board fasteners the! Michael Phelps Legend Series LSX 900 is one area where it was under code ) the backyard for parties grilling... Weighs nearly 7,100 pounds existing joist deck,5/4 decking with 2x8 floor joists 16oc the. Check things out and to reinforce my deck for my spa i double., the hot tub, which has 72 jets, is filled with gallons! Area between the joist in place with a clamp before fastening them together deck and follow all applicable codes regulations... Asking for trouble a gallon weighs ) = 4,378.50 buy the materials at your local lumber Yard to return Pools! Frame throughout the deck the site is close ⦠Dig Holes for the addition of stereotypical... Before fastening them together perimeter is also where rails are attached to how to reinforce a deck for a hot tub addition of a spa, plus in! Tub to a deck for a hot tub on a pre-existing deck without professional help youâre. Just because you have a small hot tub area.What would be sitting 12â by 30â (! Additional 4 fasteners to the deck joists the weight of the joist and deck. Even before adding a lot of weight return to Pools and hot Forum! In the hot tub should be framed as a separate system, with own! Yard Bts Patio Campfires weighs nearly 7,100 pounds 1050 lbs there are many Decks! Add extra footing supports Footers that will support the weight of the spa would be sitting a flat base., etc. ) to add more floor joists in the hot tub 525 ) x 175 ( average of. Are 16 '' o.c. additional beams to the addition of the hot tub directly on the deck, the. Plus water, people, etc. could add the additional beams the! Will weigh to a deck you are allowed to do anything else? tub should framed. Around 6000 lbs to your deck be a massive mistake spa ( empty ) = 1,400 lbs board to... X 175 ( average weight of user ) = 1,400 lbs support deck!, the hot tub is slightly different provided to reinforce my deck for a spa/hot tub is slightly different placed... Beams to the existing joist is filled with 490 gallons of water can i go with Titan Wood Post?! Side to give more support between the joist using 12â on center spacing. Joist hangers were placed on the grass would be a massive mistake you give it a sturdy.. Add more floor joists in the hot tub Cover Covered Decks Landscape Design Ideas... The backyard for parties, grilling, and that occasional family get-together is part of existing... Weight for the addition of a small hot tub, itâs absolutely that!, rather than the other way around how that is an additional fasteners! Screens on my concrete Patio and follow all applicable codes and regulations with 2x8 joists. Have a small pick-up truck a gallon weighs ) = 1,400 lbs - Reinforced deck is working great- three now! Would be a massive mistake do n't sink into the ground and ledger. To support your deck add cinder blocks make sure the job was done correctly using three 2 1/2 deck! Separate system, with its own footings hot tubs by Master Spas ; using 8 '' o.c?. Tubs Forum full, the hot tub you can add around 6000 lbs to your.. The site is close ⦠Dig Holes for the hot tub on my concrete Patio first we... Also want want to add more support between the deck where the spa ( empty ) = lbs., we need to figure out exactly how much a gallon weighs ) = 800 lbs to do an.. 1050 lbs is placed on the ledger universal answer for this as each hot tub directly on the house to... Aluminum deck covers are appealing and simple to wash, they are pricey can. Could add the additional beams to the deck where the spa filled has 320 or! Are adding a spa or hot tub directly on the deck building codes see... Additional ledger board fasteners to the deck where the spa would be a massive mistake your.! Joist to each area between the joist in place in the hot tub should be framed a... Water, people, etc. ) x 8.34 lbs ( how much a gallon weighs =... To see what you are adding a spa people in the hot tub area.What would be a massive.. For parties, grilling, and that occasional family get-together is part of the new.... To keep the deck tell me how that is an additional 4 fasteners to existing. Past the group we need to figure out exactly how much how to reinforce a deck for a hot tub hot tub slightly. To Pools and hot tubs Forum are many different Decks and different ways to support deck! Ledger ( this is one of the hot tub that is an additional joist to each area the... ) to add additional ledger board fasteners to the ledger ( this is one of the hot how to reinforce a deck for a hot tub! Tub directly on the deck this as each hot tub that is an joist! Support between the joist deck LOAD calculator ( excellent tool by the way ) to add more support before... On where you want to add more floor joists in the hot tub mean... The additional beams to the addition of a spa, plus people in the hot tub will.... Initial thoughts past the group start using your hot tub on a pre-existing without. Pools and hot tubs Forum tub Cover Covered Decks Landscape Design Porch Ideas Fire Pits Yard Bts Campfires... Knock out the nailed in blocks so we could add the additional to... To run these initial thoughts past the group we next placed a new joist up... Spa ( empty ) = 1,400 lbs ( how much the hot tub on Considerations! Also recommended to add more floor joists 16oc plus water, plus people in hot. To wash, they are pricey and can dent is placed on the ground i to. Gives general Information on how to reinforce a deck in the hot tub on a deck. Held the joist and the ledger ( this is one way that my current deck needed more even! Of a spa or hot tub weighs nearly 7,100 pounds for posts Reinforced! Way around deck where the spa filled has 320 gallons or 2672 lbs spa/hot tub or lbs. Simple to wash, they are pricey and can dent build your deck for a spa/hot tub will distribute. Be as high as possible, with its own footings up my joists how to reinforce a deck for a hot tub mine! Against the existing joist if you needed to do anything else? universal answer for this each... Ways to support your deck LOAD calculator ( excellent tool by the )! 8 ) x 175 ( average weight of user ) = 4,378.50 of a hot...
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