Today, aboveground and underground storage tanks, oil water separators, pressure vessels, interceptors, and pump systems comprise the major business activity of Highland Tank.

• See also:
• Masterformat 2004
• 05 50 00 - METAL FABRICATIONS
• 09 97 00 - Special Coatings
• 21 41 00 - Storage Tanks for Fire-Suppression Water
• 21 41 16 - Elevated Storage Tanks for Fire-Suppression Water
• 21 41 26 - Underground Storage Tanks for Fire-Suppression Water
• 22 12 00 - Facility Potable-Water Storage Tanks
• 22 12 16 - Facility Elevated, Potable-Water Storage Tanks
• 22 63 19 - Gas Storage Tanks for Laboratory and Healthcare Facilities
• 23 13 00 - Facility Fuel-Storage Tanks
• 23 13 13 - Facility Underground Fuel-Oil, Storage Tanks
• 33 16 00 - Water Utility Storage Tanks
• 33 16 16 - Underground Water Utility Storage Tanks
• 33 16 19 - Elevated Water Utility Storage Tanks
• 33 56 00 - Fuel-Storage Tanks
• 33 56 16 - Underground Fuel-Storage Tanks
• 33 56 43 - Aviation Fuel-Storage Tanks
• 33 56 53 - Compressed Gases Storage Tanks
• 44 41 00 - Water Pollution Containment and Cleanup Equipment
• Masterformat 1995
• 05500 - Metal Fabrications
• 11300 - Fluid Waste Treatment & Disposal
• 13200 - Storage Tanks
• 15450 - Potable Water Storage Tanks