Architectural/Structural Steel Drawings, ContinuedDrawing steelstructuresBlueprints used in the fabrication and erection of steel structures consist of agroup of different types of drawings, such as layout, general, fabrication,erection, and falsework.LAYOUT DRAWINGS: Layout drawings, often called general plans orprofile drawings, provide information on the location, alignment, andelevation of a structure and its principal parts in relation to the ground site.They may also provide information on the nature of underlaying soil or thelocation of adjacent structures or roads. Written specifications usuallysupplement layout drawings.GENERAL PLANS: General plans contain information on the size,material, and makeup of all main members of the structure, their relativeposition and method of connection, as well as the attachment of other parts ofthe structure. They consist of plan views, elevations, and sections of thestructure and its various parts.FABRICATION DRAWINGS: Fabrication or shop drawings contain all thenecessary information on the size, shape, material, and provisions forconnection and attachments for each member.There is sufficient detail toorder material and begin construction.ERECTION DRAWINGS: Erection drawings or erection diagrams show thelocation and position of various members in the finished structure. They areparticularly helpful in the field when they show the approximate weight ofheavy pieces and the number of pieces.FALSEWORK DRAWINGS: Falsework drawings are drawing that showtemporary supportive construction necessary to the erection or constructionof difficult or complicated structures.Continued on next gage4-22
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