Roof And Ceiling Mass

Miscellaneous components in addition to other roof components.

Roof and ceiling mass.

Stratco ceiling battens at 450 centres 0 35 0 45 0 78. Collar ties rafter ties tension beams structural ridge beams. If your ceiling has a plastic vapor barrier between the drywall and the attic insulation push the insulation aside and look for flow stains on the plastic often water runs to openings in the vapor barrier such as at ceiling light fixtures. Weights of building materials in walls.

The massachusetts state building code 776 780 cmr seventh edition 12 28 07 1 1 08 ceiling roof area of the addition combined. Roofing material is estimated by the square which is equal to 100 square feet. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. Some roof leaks are tough to locate.

Roof ceiling construction amendments pdf 163 kb this is part of. Open pdf file 163 kb for 780 cmr ninth edition residential chapter 8. If any individual fenestration component exceeds the maximum u factor listed in 780 cmr table 6101 3 then the area weighted average u factor for all fene str ation c omponents must be less than or equal to the listed value. Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.

Ninth edition of the ma state building code 780 chapter 7. This article describes and illustrates the different types of support that prevents roof sagging and wall bulging at buildings including definitions of collar ties rafter ties and structural ridge beams. Some of these can support the roof and prevent ridge sagging and wall spreading. The average roof is 3 000 square feet or around 30 squares.

Roof ceilings shall be designed and constructed in accordance with the provisions of this chapter and figures r606 11 1 r606 11 2 and r606 11 3 or in accordance with awc nds. Sometimes the water shows up at a ceiling spot distant from the leak. As1170 1 2002 ta2 92kg m 2 per 100mm. Depending on where you live and the part of your home you re insulating walls crawlspace attic etc you ll need a different r value.

Depends on roof and ceiling mass kg m2 below are only typical roof construction examples and may differ in your situation i didn t include tiled roofs which are higher numbers metal sheet tiles or medium gauge corrugated iron battens 12mm softwood ceiling lining sarking lightweight insulation 20kg m2.