How to build a suspended concrete slab part 1

Тәжірибелік нұсқаулар және стиль

HOW TO BUILD A SUSPENDED SLAB PART 1: EPISODE 5
In this video I show you how to build suspended concrete slab formwork for a 2 storey modern concrete house construction. The two storey formwork timber framing techniques I use, I have learnt over my years in concrete construction.
I hope you enjoy watching my house construction process of formwork construction.
Check us out @ / bmformwork
If you're interested in the tools I'm using you can buy from amazon with these links (I make next to nothing from this, just recommending the tools I love)
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Пікірлер: 87

  • @kathrynmillican2934
    @kathrynmillican29343 жыл бұрын

    Videos are improving!

  • @hnhanle8172
    @hnhanle81722 жыл бұрын

    this guy is a real legend, respect

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    thanks mate

  • @stefanfrisk9598
    @stefanfrisk95982 жыл бұрын

    Next level stuff this. :)

  • @g.b5680
    @g.b5680 Жыл бұрын

    Best on KZread thank you

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    Жыл бұрын

    Thankyou

  • @secretdad544
    @secretdad544 Жыл бұрын

    Great video thanks

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    Жыл бұрын

    No worries

  • @plssubscribe521
    @plssubscribe5213 жыл бұрын

    Great video mate

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    3 жыл бұрын

    Thanks 👍

  • @MarcelMcDonald-zs3bv
    @MarcelMcDonald-zs3bv2 ай бұрын

    Great video what are the sheet made of if I don’t want to use plywood

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 ай бұрын

    The sheets I use are plywood

  • @serlindoncortez
    @serlindoncortez Жыл бұрын

    Nice Videos!

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    Жыл бұрын

    Thanks

  • @ygmix2494
    @ygmix24943 жыл бұрын

    Is it possible to replace a wooden framed roof into a concrete slab? What would be the better solutions in building a concrete slab with existing walls and columns

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    3 жыл бұрын

    Yes this is possible, we have done this before however upgrades are required to the house foundations which will carry the weight of the new slab and structure above. Sometimes its not as bad as first thought.

  • @nathangilbert1344

    @nathangilbert1344

    6 ай бұрын

    ​@bmformworkconcreteconstruc9783 my lord, what would that cost for a standard size roof replacement? Removal, foundation work, and roof???

  • @bartstunna502
    @bartstunna502 Жыл бұрын

    I also intend to build me a suspended concrete slab, but instead of using the sheets plywood i prefer to use timber planks. Wich will create an imprint after removing. Any specific advise would be nice, thx.

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    Жыл бұрын

    Keep all the joints sealed up so it's water tight. Use form oil just before you pour. Keep everything clean. Make sure your reo bar chair don't bite into the timber and leave an imprint.

  • @stephentyas4698
    @stephentyas4698 Жыл бұрын

    this is the first video I've seen on how to shore up a concrete floor slab.Thank you

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    Жыл бұрын

    Not many people are aware how suspended slabs get to be suspended slabs

  • @stephentyas4698

    @stephentyas4698

    Жыл бұрын

    @@bmformworkconcreteconstruc9783 your too right there.I got the layout of the rebar but not how it was shuttered ready for laying concrete.

  • @goldennugget2031
    @goldennugget2031 Жыл бұрын

    Where can I learn correct spacing for whatever thickness slab and different timber sizes used ?

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    Жыл бұрын

    Good question. Ask someone who does this in your area (will change depending on the local products used) but for it to be covered by insurance you can ask an engineer to give you this.

  • @markreed2643
    @markreed26432 жыл бұрын

    real good no bullshit relevant information

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    thanks Mark

  • @guntamakal
    @guntamakal2 жыл бұрын

    how this lazer leveling tools works? Nice work!

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    just attaches to something metal with magnets and sends a beam around. the receiver tells me when height is correct.

  • @joshuadickinson3010
    @joshuadickinson30102 жыл бұрын

    What are the centre measurements between props and what are centre measurements for bearer spacings?

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    Depends on the slab thickness and timber sizes used.

  • @StallionFernando
    @StallionFernando2 жыл бұрын

    I live in the US but I wanna build a brick house with concrete floors, sadly we only have wooden homes here, glad I came across your videos, thanks.

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    start a new trend!

  • @farceadentus

    @farceadentus

    Жыл бұрын

    Yes you guys build silly little matchstick homes then wonder why it gets blown to bits when tornadoes hit. Build a solid brick or stone house me laddy!

  • @henra2244

    @henra2244

    Жыл бұрын

    @@farceadentus lol! Yeah good luck with your silly brick house in an earthquake zone lol!

  • @farceadentus

    @farceadentus

    Жыл бұрын

    @@henra2244 no earthquakes here sweetcheeks

  • @henra2244

    @henra2244

    Жыл бұрын

    @@farceadentus LOL! You actually think there are no earthquakes in the US? Wow, mate, just give up already lol.

  • @timnewsham819
    @timnewsham8193 жыл бұрын

    Great video, what size timber’s are you using.

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    3 жыл бұрын

    Hi Tim, timbers are 95x65 lvl's (3×4's) Some of the bearers are larger 135x87 (6×4).

  • @timnewsham819

    @timnewsham819

    3 жыл бұрын

    @@bmformworkconcreteconstruc9783 Would it be okay to use 170 x 45 lvl?

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    3 жыл бұрын

    @@timnewsham819 I don't want to recommend anything as I do not know where you are and what your lvl's build quality is, or your slab thickness, or the spans you plan to use, but a 170x45 Australian structural lvl will be much stronger than what I have used.

  • @timnewsham819

    @timnewsham819

    3 жыл бұрын

    @@bmformworkconcreteconstruc9783 Thanks

  • @stephentyas4698
    @stephentyas4698 Жыл бұрын

    can you take all the formwork down when the concrete slab is set and can you reuse the timber!

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    Жыл бұрын

    Yes, it would be very expensive if we couldn't re-use anything. In residential formwork the key to making money as a business owner is maximising how many uses you get from all your materials. You have to do about 6 jobs to cover the cost of one job worth of materials including props.

  • @joeldonnelly7989

    @joeldonnelly7989

    11 ай бұрын

    Are you serious what sort of question is that.Its not rocket science.

  • @KhalidAlawi
    @KhalidAlawi2 жыл бұрын

    Question mate, did you add any additions to your nail belt?

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    buckeroo belt, DeWalt nail bag, buckeroo hammer and nip frogs. And I got the suspenders as my nail gun is so heavy it pulls the nail bag down.

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    I really like the DeWalt nail bag's as they have good storage and great pencil, pen holders and a speed square slot.

  • @KhalidAlawi

    @KhalidAlawi

    2 жыл бұрын

    @@bmformworkconcreteconstruc9783 cheers for that. Looking to get the same but realised the same one you have is missing the hammer and nip frogs to the normal ones you get from bunnings

  • @imatwork7014
    @imatwork70142 жыл бұрын

    👍

  • @fergzmack6963
    @fergzmack69633 жыл бұрын

    whats tieing the deck in theres cross bracing ie frames ?

  • @fergzmack6963

    @fergzmack6963

    3 жыл бұрын

    great video by the way

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    3 жыл бұрын

    Hey Fergz, extra nails in the sheets tieing the balcony to the main room, some straps over brickwork and 4x angled no.3 props on balcony.

  • @fergzmack6963

    @fergzmack6963

    3 жыл бұрын

    @@bmformworkconcreteconstruc9783 awsome videos so u tied some of deck into other rooms with straps ive never herd of angled props? i thought if u were going just use props for a deck u would have to have a locked in room or use scaffold tubes to contruct a makeshift frame or like when useing peri ratchet strap the bearer to the ground thanks for the videos pal exelelent veiwing do u alwaze work by yourself?

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    3 жыл бұрын

    @@fergzmack6963 hey mate, yes you are correct, you need to prevent lateral movement of the suspended slab. I did that with raking props which are not shown in video. You can use scaffold tube or peri ratchets but there is no need here. It is also system dependent. I am framing with timber, I know how to lock it in without the need for scaffold tune and ratchet straps. The balcony is only 2.8m it is tied into the job with steel strapping at deck level. I will make sure I show in future videos. It also depends how you pour the conc. The is more lateral force if the concrete pushes off something into the edgeboards. You have to find where it will separate from main deck and lock it there. In my case it was the timber splice. So I nailed off the sheets with extra nails, raked long props from balcony to ground and strapped main deck to other rooms. There was no possible movement.

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    3 жыл бұрын

    @@fergzmack6963 I used to have a team varying from 4-8guys working for me. However I decided to scale down and I am able to earn very good money on my own doing more complex work. I do some cool jobs which is why I started the channel, but since starting the channel the tricky jobs have dried up a bit! That has started to change again though.

  • @wrenching5483
    @wrenching54832 жыл бұрын

    Alot of work there

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    We used to do 3 or 4 of these a week when I had my crew and just did suspended slabs!

  • @wrenching5483

    @wrenching5483

    2 жыл бұрын

    @@bmformworkconcreteconstruc9783 were doing a small one in cebu in a few weeks. Getting materials up now my brother in law will be doing it. I can see that this will be a huge project even for a small area. Working with what you have. Much respect for you and your crew

  • @MrAndrew1400
    @MrAndrew14002 жыл бұрын

    A few frames would make your life a whole lot easier.

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    frames can be much easier for inexperienced guys. But if you can do it without them it is far quicker using props. only have to carry 4 props vs 2 frames, 2x braces, 8x jacks then set 8x jacks. Frames also destroy site access and do not fit great on a truck or on forklift tines. I usually just use frames for beams, high sections and large balconies. I prefer quickstep or layher than frames(standard and ledgers) as they more versatile.

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    quickstage*

  • @MrAndrew1400

    @MrAndrew1400

    2 жыл бұрын

    @@bmformworkconcreteconstruc9783 I think saying “inexperienced “ guys is the wrong term. If you had to get an engineers certificate on the deck they wouldn’t pass the props without tube bracing or gates. You also have the benefit of newish materials that are all good lengths, you wearnt given a few bundles of short bearers to use lol

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    I don't need an engineer's certificate to pass formwork on a house so what is your point?

  • @MrAndrew1400

    @MrAndrew1400

    2 жыл бұрын

    @@bmformworkconcreteconstruc9783 in NSW any suspended formwork is supposed to have a certificate before pouring…. That’s just the way I have had to do things the last 30 years.

  • @shawnyoung4401
    @shawnyoung44012 жыл бұрын

    Where is part 2 ?

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    kzread.info/dash/bejne/louIsLJ8f728k5M.html

  • @cheapcharlie7
    @cheapcharlie72 жыл бұрын

    Nothing worse then been low on gear at work, especially on a Thursday

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    For some... there is nothing truer

  • @dekonfrost7
    @dekonfrost72 жыл бұрын

    Not bad.

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    2 жыл бұрын

    cheers

  • @trizo1
    @trizo18 ай бұрын

    Yanks would have 10 guys minimum to do what you're doing alone haha

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    8 ай бұрын

    From what I have seen they have some really smarts ways of doing things. Very different methods to us.

  • @stephensmyth3020
    @stephensmyth30203 жыл бұрын

    Ya lukin men?

  • @bmformworkconcreteconstruc9783

    @bmformworkconcreteconstruc9783

    3 жыл бұрын

    You want a job?

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