Snyder Industries 8900 Gallon Black Vertical Storage Tank

Sixteen feet of black wall in the wind

The site decides this tank before the chemical does. A tank sixteen feet tall on a ten foot base stands in the open yard or in a bay with a roof well above the manway, and either way it is a sail when empty, so it is cabled to structure or to deadmen before the first fill, with the cables checked after the first windy week and again after the first full summer, because black polyethylene grows in the sun and the strap that was tight in April is loose in August. Full at the rating it puts 111,339 pounds on a 120 inch circle, and a rotationally molded floor bears on the whole pad, so the slab is engineered per the concrete pad sizing guide, in full contact, level, inside a berm sized to the tank when the liquid is regulated. The black wall absorbs the ultraviolet that ages a white tank and passes no light to the liquid; it also runs warmer in the sun than white, so a chemical that must stay cool wants the shade side of the building, and it hides the level, so a sender read at the ground is the gauge. Whether 8,900 gallons covers the draw between tankers is a question for the tank sizing calculator; the reserve to hold back and the headspace a warm liquid needs are in the tank sizing guide.

Four walls in the 120 x 194 inch shell

Buy this one over the C34 when the liquid is light-sensitive but not dense: the C34 is the other black tank in this shell with a heavier wall rating on its own sheet, and it costs more wall than a 1.5 liquid needs. The C37 and C26 are the white tanks at the same size and weight, each rated as its own sheet says, for liquids that do not care about light. The 5360100N40 lays 8,750 gallons down to 146 inches on a 142 inch base for a roof the sixteen foot tank cannot clear, and the 7450000N40 stands 9,500 gallons at 215 inches in the other chemical wall for a bay that has the height.

Want us to check the fit? Send the site dimensions to 866-418-1777 or through a written quote request and we will confirm the tank, the pad and the freight.

A 3 inch outlet under sixteen feet of head

• Outlet: 3 inch polypropylene female NPT bulkhead fitting, at the base. Tell us the liquid at order and the fitting, gasket and bolting are matched to it; a flanged transition, a flexible connector to hard pipe, and the first valve supported off the pad, never hung on the tank wall.
• Access: 18 inch threaded, vented manway, 194 inches up; a platform with a rail for anyone who opens it. Fill through a dip tube to the floor, vent outdoors on a liquid that fumes, and size the vent to the delivery pump.
• Service limit: 120 F / 48 C.

Three inches is the outlet that lets a tank this tall be emptied in a shift and lets a transfer pump run flooded to the last few inches, because sixteen feet of liquid above it is the strongest suction head in the family. Mount the pump below the outlet, where gravity keeps it primed, and put a low-level float on the tank so the pump stops before it draws air. The manway stays closed between deliveries so vapor stays in and rain stays out, the wall carries the name of the one chemical inside, and the band of wall above the liquid line gets a look with a light every time the lid comes off. Where winters freeze, the valve and the first pipe run crack before the tank does; wrap or trace them, and let the body ice from the top down.

Light-sensitive liquids by the tanker

Sodium hypochlorite at a water or wastewater plant is the classic load for a black wall at this rating: light degrades it, density does not test the tank, and a plant that buys it by the tanker wants most of a tanker in one vessel. Other buyers are a co-op with a fertilizer solution that must stay dark, and a plant with a process chemical that stands outdoors all summer. This is a chemical wall, not the tank the fire-water reservoir design guide describes for a fire reserve, though water is well inside its rating. Where a reuse system doses a treatment chemical between its storage stages, the industrial water reuse tank topology article shows where a tank this size belongs.

Out of Lincoln at class 300

The 7400000C37-BLACK ships from Lincoln, Nebraska as freight at class 300 as the sheet lists it; at 120 inches across and 194 inches long on the deck it is a permitted load, and the freight cost estimator prices the lane to your ZIP, with the listed price before freight. A crane stands 1,900 pounds up with straps under the body, never through the manway, and the cables go on before the crane leaves. Fill it with water to the manway once and hold it, watching the pad edge and the outlet fitting for movement or a weep, then drain and dry before the chemical arrives; after that the log takes the date and strength of every load. Look at the strap tension a week after the first fill. A tank settles a little, and the strap that was tight is loose. A photo of the tank on its pad, full, on day one is worth keeping; it is the baseline every later inspection is compared against.