When it comes to building a deck, the strength and stability of wood-to-wood and engineered wood connections are paramount. Simpson Strong-Tie® Strong-Drive® structural screws are designed to provide high-strength connections, making installation easier and more efficient. This blog will cover the importance of structural wood fastening, building code requirements, and the solutions offered by Simpson Strong-Tie.
Importance of Structural Wood Fastening
Proper wood fastening is crucial for the durability and safety of any deck. Using high-quality, code-compliant fasteners ensures that the deck can withstand various loads and environmental conditions, preventing structural failures and enhancing longevity.
Simpson Strong-Tie Solutions for Structural Wood Fastening
Strong-Drive SDWS FRAMING, SDWS TIMBER, and SDWH TIMBER-HEX Structural Wood Screws
These screws are designed to provide an easy-to-install, high-strength alternative to through-bolting and traditional lag screws. They are ideal for contractors and DIY enthusiasts and are available in materials and coatings for various levels of corrosion resistance.
Features
- Bold Thread Design: Provides superior holding power.
- Coatings: Quik Guard®, double-barrier coating (SDWS and SDWH), and hot-dip galvanized (SDWH HDG).
- Large Washer Head: Provides maximum bearing area.
- Patented SawTooth® Points: Ensure fast starts, reduce installation torque, and eliminate the need for predrilling in most applications.
- Underhead Nibs: Offer greater installer control when seating the head.
Codes/Standards
- IAPMO UES ER-192
Strong-Drive SDWS TIMBER SS Screw
The SDWS Timber SS structural fastener is made of Type 316 stainless steel, offering severe corrosion resistance, making it suitable for harsh environments.
Features
- SawTooth Point: For fast starts and less driving torque without predrilling.
- Large Flat Washer Head: Provides load-bearing area and seats flush with the surface.
- Deep T50, 6-Lobe Recess: For secure driving.
- Mid-Shaft Knurl: Aids in torque reduction.
Structural Connector Screws
Strong-Drive SDS Heavy-Duty Connector Screw
This ¼”-diameter high-strength structural screw is ideal for various connector installations as well as wood-to-wood and engineered wood applications.
Features
- Coatings: Available with a double-barrier coating or in Type 316 stainless steel.
- Corrosion Resistance: Double-barrier coating provides corrosion resistance equivalent to hot-dip galvanization.
- Type 17 Points: Enable easy driving with no predrilling and minimal splitting.
- Head Stamping: Stamped with the Simpson Strong-Tie “=/” sign and fastener length for easy identification after installation.
Codes/Standards
- ICC-ES ESR-2236
Strong-Drive SD Connector Screw
These #9 and #10 hex-head fasteners are available in 1½” and 2½” lengths for various connector installations and can replace 10d and 16d common nails.
Features
- Coatings: Available in mechanically-galvanized coating and Type 316 stainless steel.
- Tested and Approved: For use in many Simpson Strong-Tie connectors.
Building Code Requirements
Load Resistance
Structural wood fasteners must meet specific load resistance requirements to ensure safety and compliance with building codes.
- IRC 2018/2021 Table R301.5: Specifies load requirements for various connections.
- IBC 2018/2021 Table 1607.1: Provides load design requirements for different structures.
Corrosion Resistance
Fasteners used in outdoor or corrosive environments must have adequate corrosion resistance to ensure longevity and structural integrity.
- Simpson Strong-Tie Coatings: Quik Guard®, double-barrier coating, and Type 316 stainless steel are designed to provide superior corrosion resistance.
Conclusion
Ensuring proper structural wood fastening is essential for building a safe and durable deck. Simpson Strong-Tie offers a range of high-quality, code-compliant fasteners designed to provide superior strength and ease of installation. By using Strong-Drive SDWS Timber, SDWH Timber-Hex, and other Simpson Strong-Tie solutions, you can achieve robust and reliable wood-to-wood and engineered wood connections. Always consult with a qualified professional to verify that your deck’s fasteners meet all necessary standards.
For immediate service or consultation, you may contact us at Allied Emergency Services, INC.
Contact Information:
- Phone: 1-800-792-0212
- Email: Info@AlliedEmergencyServices.com
- Location: Serving Illinois, Wisconsin, and Indiana with a focus on the greater Chicago area.
If you require immediate assistance or have specific questions, our human support is readily available to help you.
Disclaimer: This article is intended for informational purposes only. For professional advice, consult experts in the field.
