How To Build A Flat Roof On A Brick Shed

Use 1 8 lumber for the side roof trims.

How to build a flat roof on a brick shed.

To build a shed roof you ll need rafter boards plywood gusset plates plywood sheathing felt roofing paper and shingles. Justdoityourself lovingit perfecteverytime subscr. Building this single sloped roof shed was an excellent learning experience. Level the ground if necessary and install deck piers along a grid to support the shed.

Make a birdsmouth notch at the end of each rafter to help it fit into place. Preplanning was essential to the build. Omit the bird s mouth from four rafters and use these on the ends. A roof with a slope of 10 per cent or less is considered flat so even an inch or two of difference in height can work.

Use 8d nails to secure the trims into place. The insulation thickness of 8 inches is laid as a flat carpet. Flat roofs aren t architecturally logical as rain and snow will shed much more quickly off a sloped roof. The piers will allow you to string support beams beneath the floor of the shed.

Fit the trims to the front and back of the shed roof. I presently have ample space for storage and no squeak or bounce to the floor. Of course you don t need to live in a modern house to deal with a flat roof. In the example design the piers are spaced 6 feet 1 8 m apart in one direction and 4 feet 1 2 m apart in the other for a total grid area of 12 x 8 feet.

Cover the beams with a floor built of 2 by 4 inch frames and joists and covered with 3 4 inch plywood. Yet for historic modern style buildings like this old house s cambridge tv project flat roofs are at the core of the architecture meant to reflect the broad horizontal lines of the natural landscape. Lay a solid foundation and build four walls. Fitting the roofing 10 12 flat roof shed.

Attach a board uncut to the settle rafters on which you need to lay a vapor barrier material film construction. Pour in a couple of inches of sand as a base and use your hand tamper to compact the sand and make it level. The greater roof slope sheds snow and water easily too. Build the roof frame start by cutting out the rafters using the pattern in figure d as a guide.

Make a frame of 2x4s to set at the edges of the hole. Then mix and pour a concrete mixture and fill the frame in. This material must be laid across the rafters and overlap. First cut your rafter boards to size using a circular saw to make sure they fit your roof.

Front and back roof trims. Dig down at least eight or 10 inches where you plan to lay your brick and at least six inches wide. Cut the 2x4s for the ridge and subfascia to length and mark the rafter positions on them. Insert 1 5 8 screws to lock the sheets into place every 8 along the rafters.

Stack insulation boards on the film top. Roofing can seem a little overwhelming. Joints are sealed with vapor barrier.