DDFORMS.ORG – DD Form 1209 – Liquid- and Plastic-Limits Determination – If you are wondering, What is a DD Form 1209? And where can you find one? You can find out more by reading this article. In this article, you will learn about DD Form 1209 – Liquid-and-Plastic-Limits Determination.
Download DD Form 1209 – Liquid- and Plastic-Limits Determination
|DD Form 1209
|Liquid- and Plastic-Limits Determination
What is a DD Form 1209?
What is a DD Form 1209 (DD 1209 for short) is a request for information from a healthcare provider. This form must be completed when a provider is requesting DME or service under Medicare. It must also contain a statement that the requirements of paragraphs 3-204 have been met. In addition, the form must identify a point of contact and office symbol. The DD 1209 must be submitted at least 90 days before the 5-year expiration date.
D Form 1209 – Liquid- and Plastic-Limits Determination
The DD Form 1209 – Determinations of plastic and liquid limits is used to record the moisture content in the soil. This document consists of several parts, including the plastic limit, which is the maximum moisture content at which soil turns plastic. In other words, it tells how much moisture a soil can hold before it starts crumbling or cracking under pressure. The plastic limit also includes the shrinkage limit, which is the level at which further loss of moisture will not produce any further volume reduction.
In soil, the plastic limit PL is the water content that soil can contain, expressed as a percentage of the weight of oven-dried soil. To perform the test, 50 grams of soil must be weighed and labeled. The next step is to weigh and label the empty moisture-determination tares.