The term national debt refers to direct liabilities of the United States Government. There are several different concepts of debt that are at various times used to refer to the national debt: Public debt is defined as public debt securities issued by the U.S. Treasury. U. S. Treasury securities primarily consist of marketable Treasury securities (i.e., bills, notes and bonds), savings bonds and special securities issued to state and local governments.
Fine thread screws are primarily used for attaching things to metal studs. The general rule of thumb I've heard is ONE INCH of penetration into the framing material, though some builders prefer 1  or 1  of penetration. Since your 2x6 decking is 1-1/2 thick, you can use 2-1/2 or 3 deck screws.There is not much benefit to using much longer screws, because the screws will usually break before they pull out of the wood.he general rule of thumb I've heard is ONE INCH of penetration into the framing material, though some builders prefer 1  or 1  of penetration. Since your 2x6 decking is 1-1/2 thick, you can use 2-1/2 or 3 deck screws.
Although available in custom sizes according to project specifics, composite decking planks commonly measure around 5/8 to 3/4 inch thick by 5 1/2 inches wide. Thus, composite decking planks roughly resemble the dimensions of standard 1-by-6, which actually measures 5/8 inch by 5 1/2 inches.lternate Sizes. To provide adequate support, most solid lumber decking planks are at least 1 1/2 inches thick. However, boards of nearly any width are suitable for deck surfaces. Because decking perpendicularly crosses support boards called joists, fastening patterns do not depend on the width of the planks.