4 was applicable to roads and air fields only. The DOE method of mix design is applicable to all types of concrete mixes including roads, while Road Note No. The DOE method was first published in 1975 and revised in 1988. Most of the Indian Concrete roads and air fields were designed by this method, but it is obsolete now. This method of mix design was most popular and widely used upto 1970 all over the world. The Road Note 4 method was published for the first time in 1950. This method of concrete mix design or proportioning mainly is based on the extensive field and laboratory experiments carried out by Road Research laboratory U.K. The DOE method of mix design is an improvement over Road Note No. The Department of Environment’s Design Method (DOE Method): Concrete Mix Design by DOE Method using Fly Ash. The Department of Environment’s Design Method (DOE Method) 2. The following points highlight the DOE methods of concrete mix design.
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