Snyder Industries 8500 Gallon ASTM Black Heavy Duty Vertical Storage Tank

Sixteen feet of wall on a ten foot base

Walk the site with a tape and this tank passes or fails in three measurements. The first is overhead: 194 inches is a little over sixteen feet, and the clearance that matters is that plus the platform, the fill line and the vent that live above the manway, so measure to the purlins and subtract the work, not just the tank. The second is the footprint: a 120 inch circle is ten feet, which is how 8,500 gallons fits down a chemical alley, beside vessels already standing, or against a wall where a twelve foot tank would eat the aisle. The third is the slab, and it is the one that decides the budget. Full at the rating this tank puts 134,691 pounds on that ten foot circle, and because a rotationally molded floor bears on the whole surface it touches, every square inch is in the load path: engineer the pad to the concrete pad sizing guide, level, in full contact, and poured for the dense case rather than the 70,890 pound water case, inside a berm sized to the tank where the liquid is regulated. Then there is the wind, which nobody budgets and everybody remembers: sixteen feet of empty black tank on ten feet of base is a sail until the day it is filled, so cables or bands go to structure or to slab anchors before the crane leaves, checked after the first windy week and again after the first full summer as the wall grows in the sun. The black wall passes no light to the liquid and hides the level, so a sender read at grade is the gauge. Run 8,500 gallons against your draw in the tank sizing calculator and take the reserve and thermal freeboard from the tank sizing guide.

The 7400000 shell in three walls, plus the 8,000 and the 8,750

Four tanks share the 120 by 194 inch shell and this one is the 1.9 wall, listed at 3,100 pounds empty alongside the N48 which the sheet also gives at 3,100, where the N40 and the N46 are listed at 2,400 pounds and are each rated as their own sheets say. If the liquid is no heavier than water, one of those two is the honest buy and the difference stays in your pocket. The near neighbors change the shape instead of the wall: the 5300600N40 trims to 8,000 gallons at 186 inches, eight inches of headroom back on the same ten foot base, and the 5360100N40 puts 8,750 gallons on a 142 inch base at 146 inches, which is forty-eight inches shorter and twenty-two inches wider. Take this tank when the liquid is dense and the floor plan, not the roof, is what you are short of.

Picked the 8500 gallon tank? Add it to your cart above; freight is quoted to your ZIP before you pay anything.

Outlet 24 at the base of 194 inches

• Outlet: the sheet lists the outlet as 24. That is the published field, it is not a pipe size, and it is not printed as one here. Name the liquid and the pipe you are tying into at order and the base fitting, gasket and bolting are specified then.
• Access: 18 inch threaded, vented manway on the top head, 194 inches up, which means fixed access with a rail rather than a leaned ladder. Fill down a dip tube to the floor so a delivery does not free-fall sixteen feet, and run the vent outdoors on a liquid that fumes, sized to the delivery pump.
• Service limit: 120 F / 48 C.

Sixteen feet of dense liquid over a base fitting is a lot of static pressure sitting on the smallest parts of the installation, all day, for years. Everything below the tank is designed for that: a flexible connector between the fitting and hard pipe so thermal movement and pump vibration never reach the wall, the first valve carried on its own stand off the pad instead of hanging on the tank, and a gasket kept on the shelf rather than ordered the day it weeps. The head pays you back at the pump, which runs flooded to the last few inches if it is set below the outlet, with a low level float to stop it before it draws air. A dense liquid is worth metering out rather than dumping, because the pad load swings a long way between full and empty. Keep the manway closed between deliveries, name the one liquid on the wall in letters readable from the gate, and light the band of wall above the liquid line at every opening; on a sixteen foot tank that band is the part nobody ever sees.

Heavy chemistry where floor space is short

The site that buys this one has ten feet of floor and a dense liquid to put on it: a treatment plant dosing a heavy coagulant from a narrow chemical room, a metals or minerals operation on a concentrated process liquid, a manufacturer who took a full load on price and had an alley rather than a yard to store it in, a co-op on a heavy fertilizer blend beside tanks already standing. The 1.9 rating is the reason for the wall and the 120 inch base is the reason for the shape. Where a second wall is required instead of a berm, the Captor double wall freeboard guide works out what containment costs in usable gallons at this size. Water is far inside the rating and a fire reserve is a system design job covered in the fire-water reservoir design guide. Where bulk storage sits between treatment stages in a reuse train, the industrial water reuse tank topology article places a vessel of this size in the sequence.

A 3,100 pound tank out of Lincoln

The 7400000N51 is molded at Lincoln, Nebraska and moves as freight at class 300 as the sheet lists it. At 194 inches long on the deck and 120 inches across it rides as a permitted load; walk the gate, the overhead lines and the turn onto the pad before the truck is booked. The freight cost estimator prices the lane to your ZIP, and the listed price is before freight. Plan the crane for 3,100 pounds, which is a heavier lift than the 2,400 pound tanks in the same shell and a different plan: straps under the body, never a hook in the manway, landing on the anchors that went in with the pad and tie-downs tightened the same day. Water test before product, because water is the cheap way to learn what the pad will do: fill to the manway, hold it a shift, read the base, the pad edge and the fitting with a second person on the ground, then drain and dry. And keep the first delivery of the actual product on a weekday morning, with the supplier's driver told in advance which fitting is which, because a dense liquid in the wrong line is the one mistake on this tank that costs more than the tank. Keep the delivery paperwork with the tank; the serial number on the shell is what a warranty claim starts from.