LONG BAY® SECONDARY STRUCTURES
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PRODUCT DESCRIPTION | |
| Long Bay® Secondary Structures | A horizontal structural member which supports roof systems with virtual square shaped top and bottom chords. |
| Gauge: | 16,14,13,12 |
| Depth | 12″ – 44″ |
| Finish: | Dark Gray Primer |
| Fasteners | A307 or A325 Bolts per design |
| Lengths | Up to 65′ |
| Usage | Secondary member to support roof systems |
| Usage: | Designed to meet specific load criteria |
| Limitations: | Designed to meet specific load criteria. |
FEATURE | BENEFIT | |
| Bay spacing from 40′ to 65′. | Opens long bay markets. | |
| Bolts to main frame. | Faster, more precise installation. | |
| Design flexibility. | Usable with tilt wall. | |
| Stiffer than bar joist. | No warp or sweep, easier to erect. | |
| Lighter than bar joist. | Easy to handle, maneuver, & set. | |
| Available with Double-Lok® standing seam roof. | 30-year roof life-cycle, 25-year factory warranties available. | |
| Available with “B” Deck for single-ply, built-up, EPDM roof. | Design flexibility for conventional applications. | |
| Open-web purlin fabricated of light-gauge cold-rolled steel. | Roofing systems attached with self-drilling screws. | |
| Less bridging and bridging attaches with self-drilling screws. | Roofing systems attached with self-drilling screws. | |
| 4″ top chord width. | Stable platform for attachment of deck or clips. | |
| 5″ seat depth. | Can mix bays with standard “Z” purlins. |