Floor Details
Floor Details
Typical Floor System See Red-I™ Joist Installation Guide (Available online at www.RedBuilt.com) for additional installation guidelines
Header and Red-I™ Joist Refer to detail 7 on page 11 A 250 lb maximum load can be supported on each side of the bottom flange of the Red-I™ joist at 5' o.c.
2 Hanger on Stud Wall
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.pdf file
3 Hanger on Ledger
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If seismic tension ties are required, see page 18
Web stiffener each side of joist (if required)
Backer blocks
Web stiffener each side of joist (if required)
Filler blocks between multiple joists
Rim Board
WARNING Safety bracing required to ensure adequate bracing during construction
Hanger on Beam Refer to detail 4 on page 11
.pdf file
Joist hanger Joist hanger Ledger
The potential for top plate rotation may reduce hanger capacities. Contact RedBuilt™ for assistance.
4 Hanger on Beam
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.dwg file
5 Hanger on Steel Beam Download AutoCAD .dwg file
Web stiffener each side of joist (if required)
.pdf file
Nailer thickness must accommodate hanger nail length and may affect capacity. Refer to hanger manufacturer’s literature for details.
Web stiffener each side of joist (if required)
Joist hanger. Hanger height must be a minimum of 60% of the joist depth.
Red-I™ joist overhang must be protected from the weather Cantilever
Red-I™ Blocking Panel Refer to page 15
Sheathing provides sway bracing
6 Hanger on Masonry Wall
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.pdf file
Fasteners to bond beam as required
11⁄2" rim board
General Notes
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Rim board or Red-I™ blocking panels (or an equivalent alternative) must always be used to prevent rollover and to provide structural attachment of the deck sheathing to the supporting structure in accordance with the specific design requirements.
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Nails may need to be driven at an angle to minimize splitting of bearing plate
For 11⁄2" thick flanges, attach with one 10d (3") box nail, minimum, each side of Red-I™ joist at bearing. Use 12d (31⁄4") box nails with 13⁄4" thick flanges. Maintain 11⁄2" minimum end distance to minimize splitting.
Web stiffener each side of joist (if required)
.dwg file
.pdf file
1,050 plf maximum load (or 2,100 lbs at 2' on-center minimum)
Header hanger
Filler block (nail to joist web)
Web stiffener. See page 16.
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Double Red-I™ joists sized for side load
Blocking as required
1 Nailing Red-I™ Joist to Bearing Plate
Details shown on pages 10–14 are conceptual. Attachments and connections shall be made to the supporting structure in accordance with the specific design requirements.
7 Side-Loaded Double Joist
If seismic tension ties are required, see page 18
Outriggers Refer to page 12
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Joist hanger
Web stiffeners are required if the sides of the hanger do not laterally support at least 3⁄ 8 " of the Red-I™ joist top flange
Header
Masonry or concrete wall Masonry hanger Field-installed backer block at reactions over 250 lbs
Traditional masonry hangers will not support construction loads without a minimum amount of cured masonry construction above hanger level. Refer to hanger manufacturer’s literature for information on the correct installation and use of masonry hangers.
When supported by a Red-I™ joist, maximum hanger capacity is approximately 2,000 lbs. Refer to hanger manufacturer’s literature for details.
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