Selecting & Specifying Vertical Tanks

To select a Highland Vertical Aboveground Steel Storage Tank, follow these easy steps:

Select desired tank volume - Specify single-wall, double bottom or double-wall construction

Select desired secondary containment system - Select desired internal and external protective coatings

Determine type, size, location and number of fittings and manways - Select accessories and options

A drawing showing the storage tank size, along with the type, size and location of the fittings and manways and accessories required is helpful when requesting a quote or placing an order. Please refer to the adjacent diagrams of some of the standard tank features and accessories available.

A.Tank Diameter - Ranging from 3'-2" to 14'-0"

B.Tank Height - Ranging from 3'-4" to 50'-0"

C.Manway - Diameters from 24" to 36"

D.Interior Coating - Specify Seal Welding, SSPC Cleaning Standard and type of Interior Coating

E.Interior Ladder - 2" x 1/4" sides – 3/4" rungs on 12" centers (OSHA requires a 36" diameter Manway for Interior Ladders)

F.Standard Threaded Fittings - Specify size, number, location

G.Flanged Fittings - 150 # A.S.A. Specify size, number, location

H.Fuel Oil Preheater

I.Leak Detection System - Specify Single or Multi-Channel system configuration

J.Support Legs

K.Support Skirt

L.Cone Bottom

M.Dished Bottom

N.Double Bottom


P.Exterior Ladder - (Outside of tank, with or without a platform)

Q.Ladder & Cage


S.Exterior Coating


U.Thermal Insulation System

V.Emergency Vent

W.Double-Wall Emergency Vent