Domestic oil tank bases construction design t19 issue 02 05 page 7 jan 2005 6 5 steel tank on piers with concrete base figure t19 5 shows a typical steel tank raised on piers with a concrete base.
													
																	Size of concrete pad for oil tank. 
									
	
		
	
																	Cut the plywood strips to lengths that match the length and width of the poured slab. 
																	A do it yourselfer with basic skills can save the cost of a professional by pouring a small concrete slab to support an outdoor oil tank. 
																	A tank located in a flood plain must be securely anchored to the concrete pad. 
																	12 6 01 seismic zone 1 f c 2000 psi. 
															
													
									
	
		
	
																	Call 800 639 2199 for yours. 
																	6 5 1 base constructed from 100mm minimum thickness concrete base laid on top of 100mm minimum of compacted hardcore to ensure a stable base see table 3. 
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																	Pouring a slab for an outside oil tank. 
															
													
									
	
		
	
																	Even flat bottom tanks with no legs are required to be on a solid foundation. 
																	Jimmy dale schroeder p e minnesotadesign per ubc 1997 allowable soil bearing 2000 psf date. 
																	The four 4 blocks or the single pad shall rest on a firm subgrade consisting of a bed of compacted 6 inch well drained gravel or 6 inch crushed stone. 
																	Variances may be requested from the authority having jurisdiction of the site where the property is located. 
															
													
									
	
		
	
																	Determine the size. 
																	While there is no requirement for thickness 6 inches of reinforced concrete is recommended. 
																	Tank s over 275 gallon 1 150 l capacity shall be not less than 10 feet 3 m from a property. 
																	Cylindrical aboveground storage tank foundation requirements steel tank institute design conditions designed by. 
															
													
									
	
		
	
																	Horizontal tank must be supported by four 4 4 x 8 x 16 inch concrete blocks or a one 1 piece reinforced concrete pad not smaller than the tank dimensions.