Specifications include, but are not limited to: CONCRETE GRAVE LINERS - STANDARD SIZE 30X86 per the following specifications: Inside Dimensions: 30 inch x 86 inch x 27.75 inch minimum. Outside Dimensions 33 inch x 90 inch x 33.25 inch Minimum. Grave Size: 38 inch x 94 inch Minimum. Base: 11.23 cubic ft. concrete 1,684 lbs., 5,500 psi @ 28 days, .45water/ cement ratio Forte Fiber Mesh, Four (4) steel reinforced lifting eyes/ casket rest or other lifting system incorporated, (2) 1 inch drain holes. Install in four corners 6inch x 6inch welded wire mesh reinforcement. Cover: 3.44 cu. ft. concrete, 516 lbs., 5,500 psi @28 days .45 water/ cement ratio Forte Fiber Mesh and 6 inx6in welded wire mesh with (2) number 3 steel reinforcement bars. Minimum 2 inch thick. Total Weight: 14.67 cu. ft., 2,200 lbs. Four (4) steel lifting handles, Tongue n Groove or Optional Offset for lifting.