For a corner sink that is roomy and reliable, the Turbo Air - TSA-3C-D1 - Corner Type Three Compartment Sink with 18 inch Drainboards has plenty of features. The TSA-3C-D1 has three compartments and an 18/304 stainless steel bowl with a sturdy stainless steel construction. Measuring at 44 1/2 inches high, 57 inches wide, and 24 inches deep, the Turbo Air Corner Type Three Compartment Sink with 18 inch Drainboards (TSA-3C-D1) has two 18 inch corner drain boards, an 18 x 18 sink compartment, and an 11 x 11 splash. It is NSF approved.
Here is the spec sheet with dimensions if you are interested: http://www.etundra.com/ShowDocument.aspx?fileId=30899 Turbo Air Corner Sink Dimensions: Overall : 24" W x 57" L x 44 1/2" H Leg Height: 22 1/2" Faucet Hole Centers: 8" Sink Bowl Size: 18" L x 18" W x 11" D
I am sorry, this is the only 3 compartment corner sink we carry. If you know of a company that makes a sink with the dimensions you listed above we may be able to special order one. If you are interested please call our sales team at 1.888.388.6372.
Each sink compartment is 18"L x 18"W x 11"H.