150 gallon floor strength question

Wildreefs

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Picked up a used 150 gallon planet tank. (5x2x2)

I live in a ranch. Where I would like to put the tank is in front of the house, against the exterior wall, joists underneath would be running perpendicular, so a 60 inch tank would be touching on at least 4 joists.

At one time my dad did have a standard 90 gallon tank in this same spot, sump was downstairs, so little less weight on the floor that way too.

basement below is finished, would be hard to support floor from below without getting rid of some drop ceiling , basically the posts would be right in the middle of a living room in the basement, not idea .

measured joists, 2 by 9, house was built in the 50’s

might it be fine , or am I taking a stupid chance by putting it there with no supports?
 

vetteguy53081

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Picked up a used 150 gallon planet tank. (5x2x2)

I live in a ranch. Where I would like to put the tank is in front of the house, against the exterior wall, joists underneath would be running perpendicular, so a 60 inch tank would be touching on at least 4 joists.

At one time my dad did have a standard 90 gallon tank in this same spot, sump was downstairs, so little less weight on the floor that way too.

basement below is finished, would be hard to support floor from below without getting rid of some drop ceiling , basically the posts would be right in the middle of a living room in the basement, not idea .

measured joists, 2 by 9, house was built in the 50’s

might it be fine , or am I taking a stupid chance by putting it there with no supports?
You’re at about 1300 pounds and should be fine
 

RealFish

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It sounds like you have access to the joists. If you want some extra security, you could double up the joists under the aquarium and also tie the joist outside the bounds of the aquarium with the ones under the aquarium.
 
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Wildreefs

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You’re at about 1300 pounds and should be fine
I must have done something wrong; take a look,

150 gallons of water = 1275
Tank itself=. 300
Stand, sump rock=. 400 (say 20 gallons of water in sump, 160 pounds, stand I’m sure is 100, 100 in rock)

2,000 pounds no?
 

vetteguy53081

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I must have done something wrong; take a look,

150 gallons of water = 1275
Tank itself=. 300
Stand, sump rock=. 400 (say 20 gallons of water in sump, 160 pounds, stand I’m sure is 100, 100 in rock)

2,000 pounds no?
Useable gallons after Rock inserted and takes up volume will be about 133 gallons
20 gallon sump will have about 10 gallons of water
 
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Wildreefs

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It sounds like you have access to the joists. If you want some extra security, you could double up the joists under the aquarium and also tie the joist outside the bounds of the aquarium with the ones under the aquarium.
I can if I take down the drop ceiling , and have supports in the middle of the room In finished basement . Gap between ceiling tiles and joists is only about 2 inches, tight fit when they were installed
 

vetteguy53081

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