1 1 2 Metal Roof Deck 22 Gauge Allowable Overhang

A roof deck b roof deck.

1 1 2 metal roof deck 22 gauge allowable overhang.

A typical metal roof overhang may be 2 to 4 inches or even less. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. Roof deck roof deck is designed to carry live and dead load without acting in conjunction with other materials. Normally b decking is used in short to medium span conditions ranging from 3 feet to 10 feet in distance.

In addition b roof deck is available in lengths ranging from 6 2 to 35 6. 1 5 b deck s wider rib profile allows for more insulation to be installed. Also known as wide rib this structural metal roof deck provides a support surface for various types of roofing materials. Type b roof deck is 1 5 deep.

For most 1 1 2 38 mm deep roof decks the loss of one rib either by denting or penetration can be tolerated and no reinforcement will be required. Steel deck panels are supplied with both galvanized and painted finishes to meet. Steel roof and floor deck composite non composite floor joists for more information. B deck is 1 1 2 deep and is available in galvanized and prime painted finishes.

Specialty decks such as acoustic cellular stainless steel also available. No profile in 16 gauge is available from alabama. Type f metal roof deck is available in 22 20 18 gauge with either a galvanized g60 or g90 finish or prime painted gray or white to inhibit rust while in transit primer is not a finish coat. Material is typically in stock in 22 20 gauge g90 or gray primer in 36 cover width.

Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. Our lightweight steel deck profiles have depths that range from 13 8 to 71 2. B 21 6 0 1 04 81 64 53 44 38 33 29 26 2 4 22 1 b 20 6 5 1 15 8 9 71 58 48 41 36 31 28 25 23. Only indiana offers 16 gauge for 1 5b 3n and 3na profiles.

Check out our newest deck tools. Simply input your project data and our tool will customize your load tables or diaphragm designs from among more than 73 000 permutations. Our new interactive deck tools provide the fastest way to generate your load tables and diaphragm designs for roof composite and form deck. Panel lengths range from 5 feet to 45 feet.

Horizontal as well as vertical loads may be considered.