HTSM Heavy Twist Strap for Masonry
Roof Truss and Rafter Connectors, Ties, and Straps
This product's information may differ depending on the category of use. You are currently viewing details related to Roof Truss and Rafter Connectors, Ties, and Straps. You can also view product information related to the categories of: Twist Straps for Masonry, Twist Straps for Plated Truss
Product Details
The HTSM offers high-strength truss-to-masonry connections. This masonry twist strap is load rated for installation on both grout-filled concrete masonry units (GFCMU) and concrete. The HTSM resists both uplift and lateral forces.
Key Features
- Straps do not need to be wrapped over the truss to achieve the allowable load
- Can be field bent once to a 45° angle
Material
- 14 gauge (68 mil)
Finish
- Galvanized; see Corrosion Information
Installation
- Use all specified fasteners; see General Notes
- Installs with hex-head Titen Turbo™ screws
- Products shall be installed such that Titen Turbo screws are not exposed to the exterior environment
Related Literature
Product Information Table
| Model No. | Thickness (mil) | Ga. | L (in.) | Coating/Material | Packaging Qty. |
|---|---|---|---|---|---|
| HTSM16 | 68 | 14 | 16 | Zinc Galvanized, G90 | 1 |
| HTSM20 | 68 | 14 | 20 | Zinc Galvanized, G90 | 1 |
Load Tables
- Loads have been increased for wind or earthquake loading, with no further increase allowed. Reduce where other loads govern.
- Twist straps do not need to be wrapped over the truss to achieve the allowable load.
- Minimum edge distance for Titen Turbo™ screw is 1 1/2".
- See Titen Turbo screw information.
- Concrete shall have a minimum compressive strength of f'c = 2,500 psi.
- Grout-filled CMU (GFCMU) shall have a minimum compressive strength of f'm = 1,500 psi.
- Lateral loads apply when the first seven nail holes on the truss/rafter near the bend line are filled. Any other fasteners required can be installed in any open hole.
- Fasteners: Nail dimensions in the table are diameter by length. Titen Turbo screws are Simpson Strong-Tie® concrete and masonry screws (hex-head model required). For additional information, see Fastener Types and Sizes Specified for Simpson Strong-Tie Connectors.
Typical HTSM16 Installation (HTSM20 similar)
Code Reports & Compliance
Drawings
| DWG | DXF | RFA | IFC | SAT | |||
|---|---|---|---|---|---|---|---|
