Roof Framing/Roof Deck

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AmRisc Statement of Values – Construction Section

101 – Poured Reinforced Concrete 102 – Precast Concrete

Roof Framing/Roof Deck

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103 – Heavy Steel Frame with Conc Deck

Roof Framing/Roof Deck

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104 – Heavy Steel Frame with Insulated St Dk – sometimes could have gypsum board on steel deck on the heavy steel frame or precast gypsum panels on steel frame with BUR on top.

Roof Framing/Roof Deck

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105 – Heavy Steel Frame with Metal Sheathing – Heavy steel construction will typically have interior support columns for purlins or be on steel bar joists.

Roof Framing/Roof Deck

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106 – Light Steel Frame with Metal Sheathing – Lighter steel construction commonly referred to as all metal building systems or pre-engineering metal buildings most common. These have metal panels on lighter gauge steel purlins and are often smaller in dimension and will not have interior support columns.

Roof Framing/Roof Deck

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107 – Steel Frame with Wood Decking – plywood deck could be attached over steel frame roof structure (instead of wood frame) or attached over a metal deck. BUR or metal panel roof then may be attached over the plywood. This would be a combustible roofing system.

Roof Framing/Roof Deck

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108 – Wood Frame Roof System

Roof Framing/Roof Deck

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109-Heavy Timber – more common in pre-1950s construction. Heavy timber beams, supports, and columns and often plank decking instead of plywood or OSB. Often in old mill and manufacturing buildings, hotels or office buildings in older cities, northeast, or colder climates.