Flat Roofing Procedure

Low slope roof 4 12 slope or less.

Flat roofing procedure.

No flat roof is 100 level but the slope isn t always noticeable. Today s variety of flat or low slope commercial roofing options roof pitches ranging from 12 to 3 12 is no longer simple and has grown considerably in the last 50 years. First lay a run of starter shingles along the bottom of the roof and nail them firmly into place using roofing nails a couple inches up from the edge of the roof. Unfortunately many roofing contractors do not check for missing nails during the removal old roofing material.

For additional stability you can also use steel joists that are built into one or both of the walls. They install new shingles without re nailing the old wood decking after the new shingles are installed you might be impressed at the sight of the whole structure but after. Afterward flip the next topmost piece upward. Also wood sheeting needs to be inspected to make sure that it is attached to the roof rafters the right way.

This will give additional stability to the roof structure. Let the sheets overhang the roof s edges by at least 2 in 5 1 cm. Know the pitch of the roof and follow the appropriate standard. Lay down the square folded epdm material in the center of your flat roof.

Good planning can significantly reduce the risks. Make sure the sheets lay flat against the roof. Asphalt shingles are known for being one of the simplest types of roofing materials to install. If you know which way your roof slopes roll the sheets in the direction of the slope.

Employers need to plan ahead to get the job done safely employers need to develop a plan and ensure the proper equipment material and appropriately trained workers are available. Smooth out any bubbles or creases. Flip the topmost piece of the epdm material downward across the length of the roof. Align the bottom so its parallel to the bottom length of the roof.

This article discusses best roofing practices for the installation of asphalt roof shingles including installation temperature shingle sealing methods shingle course offsets asphalt shingle nailing location and specifications low slope and steep slope limits for asphalt shingles and roof flashing at building eaves and around skylights. 4 5 safe systems of work a safe system of work is a method of completing a job which eliminates identified hazards and controls risks. How much it costs to waterproof a flat roof. When estimating the cost of waterproofing a roof the building owner or property manager must take in consideration that material cost and labor cost are both contingent on this selection.

The goal of this article is to help building owners architects and contractors decide which commercial roofing options are right for each unique project. S hs e 0 policies procedures guidance 04 05 001 rev 2 roof access page 4 of 16 4 4 flat roof a flat roof is defined as a roof with a pitch of less than 10o.