A site plan is an architectural plan, landscape architecture document, and a detailed engineering drawing of proposed improvements to a given lot. A site plan “usually shows a building footprint, travel-ways, parking, drainage facilities, sanitary sewer lines, water lines, … This can show the property lines, the building location, utilities, roads, landscape etc… A site plan will most typically be drawn from above the building. A site plan usually shows a building footprint, travelways, parking, drainage facilities, sanitary sewer lines, water lines, trails, lighting, and landscaping and garden elements. A site plan, also known as a plot plan, is a diagram which is meant to show proposed improvements to your property.A site plan is important because it also includes information in regards to the landscape features of a given parcel. What is a Site Plan? Site Accessories - A site plan is an architectural plan, landscape architecture document, and a detailed engineering drawing of proposed improvements to a given lot. There are many ways proposed changes are shown. This tutorial, like many of my tutorials, doesn’t use a rendering engine, only Sketchup image exports and Photoshop. Showing Change on an Architectural Site Plan. A site plan is going to show more than just the building including the entire site the building is located on. With this tutorial, I wanted to show the workflow that I use to develop a clean looking architectural site plan. Representation of the grade, elevation and water flow on the property might be required too. An architectural site plan has the same basic elements as a non-changing plan. But it also shows the proposed changes. This is known as an engineering drawing. As if showing a roof plan of the building within the site plan.