Storage Tank Performance Evaluations

Storage Tank Performance Evaluations
Item	Bolted Tank	Welded Steel	Concrete	Fiber Glass	Wood
pH Range	3-11	3-11	6.5-9	2-10	5.5-7
Impact Resistance	Excellent	Excellent	Excellent	Good	Fair
Corrosion Integrity	Excellent	Good	Good	Excellent	Good
Chemical Resistance	Excellent	Excellent	Good	Excellent	Fair
Maintenance	Excellent	Good	Good	Good	Fair
Design Integrity	Excellent	Excellent	Excellent	Good	Good
Factory Coated	Yes	No	No	Yes	No
Relocation Capability	Yes	Expensive	No	Yes	Yes
Dismantle	Yes	Expensive	Expensive	No	Yes
Size Change	Yes	Expensive	No	No	No
Damage Repair	Yes	Yes	Yes	Yes	Yes
Factory-Built Tank Bottom	Yes	No	No	Yes	No
Foundation Design	Yes	Yes	Yes	No	Yes
Weather Extremes	Excellent	Excellent	Excellent	Fair	Good
Erection Time	Excellent	Fair	Fair	n/a	Good
Delivery	Excellent	Poor	Poor	Good	Fair
Shipping and Handling	Excellent	Fair	Fair	Good	Good
Dimensional Selection	Excellent	Excellent	Good	Good	Good
Erection Expense	Low	High	High	Low	Low
Grit Blasted Surface Preparation	Yes	No	No	No	No
Standard Inventory	Yes	No	No	Possible	Possible
Freight Cost	Low	High	High	High	Low