Building A Concrete Shed Base On A Slope

Last week i had the opportunity to help a friend build the foundation for a new shed that will be delivered in a couple of weeks.

Building a concrete shed base on a slope.

Use 8 inch blocks for a steeper slope. Dig into the slope to make a level base for your shed. Building a poured concrete walkway or a small slab. There are two main solutions to building a shed foundation on a slope.

Determine the angle of the slope. If you only need to build a shed base on a slight slope this can be achieved by cutting into the slope slightly on one side and building up the crushed stone on the other. An 8 x12 shed would use 6 piers 3 per long side. I built each shed on a floating slab with 2 inches of styrofoam underneath the the concrete.

Start with 4 inch high blocks at the top if the slope is gentle. For that reason we decided that building a post and beam foundation would be the best way to go. Plan to set one concrete block pier at each corner of the shed in the middle of each wall and in the very center of the shed. You may need to build a retaining wall to keep the soil from.

Install 18 inches of crushed rock or a 3 4 inch crushed gravel for the sub base. If you stick a shovel into a gas or electric line your day is going to get a lot more. Select the site for your gravel shed foundation 1. His back yard has a bit of a slope and it would take too much concrete to pour a slab read how to pour a concrete shed foundation here.

Shed dimensions determine the number of piers you need. Start by digging out the soil to create a flat surface. Before the concrete hardens in the piers set pier or post ties and align in place. When building a shed on unlevel ground as the foundation grade becomes steeper the problem becomes greater.

If you are lucky your shed site will be relatively level. This may still require a drainage ditch but probably won t need a. Laying a concrete block foundation for a shed 1. Dig out about 18 inches of the existing soil and set this material aside to use for later.

You build a wood form over a compacted gravel base then place the concrete and finish the surface so it s level with the top of the form. Combine 2 4 and 8 inch thick blocks to get the proper height. The second way is to build on the slope. Balance the cut and fill by using the soil dug out of the slope to build up the platform for the shed.