a ground support pad is described which is typically composed of a polyolefin - homopolymer and consists of two separate and identical halves which may be snapped together to form an integral unit . the pads may be used to support any heavy structure upon the ground , but is most useful in supporting structures such as mobile homes . an injection mold process is utilized in manufacturing the pad . the pad , while presenting an apparently solid appearance , is comprised internally of a cross support type design . the pad provides a lightweight , durable , reusable support for mobile home piers . the pad may be sold with a mobile home , used to support the mobile home at its first location , and subsequently transported with the mobile home and reused to support the mobile home at subsequent locations .