How To Know If Floor Can Support A Bathtub

The house itself is wood frame pier and beam built in 1885 with an addition in 1941.

How to know if floor can support a bathtub.

Set the tub flat on the floor and position a level on top of the tub. Once the tub is level you can attach it to the studs using 2 inch galvanized screws. And then they ll push the tub kind of into it. If the width is 32 inches you can stick to a standard floor.

Hi i purchased a cast iron clawfoot tub that i would like to install on a second floor bathroom. The floor framing for bathtubs requires special attention. You must consider all of the weight the floor joists must be able to support. However i am unsure of how much weight the floor and walls below can support.

If you think about it as that dries it gives you support across the underside of the entire surface of that tub. Measure the width typically 30 to 36 inches of the tub planned for the installation include any nailing flange in the width. The bathroom is roughly 8 ft by 9 ft and straddles the line between the two 4 ft in the 1885 half 4 ft in the 1941 half. And they ll spread it out on the floor where the tub s going to be set.

So just know that a normal deck raised 2 or more feet off the ground which might have support posts every 6 feet won t be enough to hold the weight of a hot tub. The good news is that if your deck is high enough off the ground to get under it s fairly easy to add support beams and posts to take the weight of your hot tub. This provides sufficient support for most cast iron bathtubs which run under 500 pounds even when full. Check the tub is level again on the main wall then transfer your level to the front of the tub.

When the spans are really long the member is controled by deflection consideations. Filled weight is 738 lbs. It is 355 lbs 4 legs do not know weight. If the tub is not level use a floor leveling mortar a form or material suggested by the tub manufacturer to level the floor under the tub.

Place your foot on the inside edge of the tub to hold it steady while securing one screw in the center of the tub on the main wall. If the floor was built using the general 16 inch spacing you can expect a bathroom floor to safely hold 40 psf. So a 5 by 10 foot bathroom floor generally supports up to 2 000 pounds. Need to know if floor can take read more.

The rigid nature of the bath tub distributes the loads in ways that reduces the effect on individual members there are often partitions on the floor below that reduce the spans on the joists under the bathtub. The tub should be level in all directions.