
New Door Opening Construction
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Creating a new door opening can significantly improve facility efficiency. Add new access points to your facility without compromising building integrity, ensuring safe operation and long-term structural performance.
- Improve building access and traffic flow
- Increase operational efficiency
- Improve loading and unloading capabilities
- Reduce bottlenecks within the facility
- Increase property functionality and value
- Safe, structurally sound construction designed for long-term performance
Information
Create New Access Points Without Compromising Building Integrity
Whether you’re expanding operations, improving traffic flow, or adapting your facility for new equipment, creating a new door opening requires more than simply cutting a hole in a wall. Our team provides a complete turnkey solution that combines structural engineering, precision construction, and professional installation to ensure your building remains safe, compliant, and fully supported throughout the process.
Precision Pre-Cast Wall Modifications
Pre-cast concrete walls are engineered structural components that require specialized expertise when modifications are needed. We carefully cut and remove sections of the existing wall to create the new opening while protecting the surrounding structure and maintaining the integrity of the building envelope.
Our experienced team coordinates the work to minimize disruption to your operations while ensuring the opening is accurately sized and prepared for the new door system


Engineered Structural Steel Reinforcement
Removing a section of a pre-cast wall changes how loads are distributed throughout the structure. To safely transfer these loads around the new opening, we install engineered steel door jambs, lintels, and additional structural supports designed specifically for the building and application.
These reinforcements are designed to:
- Support the weight of the existing pre-cast wall above the opening
- Handle wind loads applied to the door system
- Maintain structural integrity and building stability
- Provide a secure mounting surface for the new door
- Deliver long-term durability and reliable performance


Built for Safety and Compliance
Every project is completed with careful consideration for structural requirements, local building codes, and site-specific conditions. We work with qualified engineers when required to ensure all supporting steel and reinforcement systems are properly designed for the application.
The result is a safe, code-compliant opening that protects both your building and your investment.
Complete Turnkey Installation
From initial site evaluation through final door installation, Northern Dock Systems manages every aspect of the project, including:
- Site assessment and planning
- Structural and engineering coordination
- Pre-cast wall cutting and removal
- Steel jamb and lintel fabrication and installation
- Structural reinforcement installation
- Door and operator installation
- Project management and final commissioning
Photos
Customers That Love This Product
Drive-In Rolling Steel Door & Ramp – Westlake Pipe and Fitting
A new 13'0" x 10'0" opening with a ramp and rolling steel door improved access for two manufacturing divisions.
Two New Loading Dock Positions – Ottawa Warehouse
This busy Ottawa warehouse needed 2 more loading dock positions. We outfitted them with new docks, doors, seals, restraints and more.
Converting a Drive-In Door to a Dock Door – Lake City Foods
We converted this drive-in door to a dock door complete with a hydraulic dock leveler, steel face dock bumpers, dock seal and overhead door.
Customizations
- Weather Seal: Brush, rubber and/or in-track perimeter weather seal.
- Activation: Pull cord, floor loops, Push button operator, touchless wave sensor or automatic motion sensor.
- Colours: White Stucco, Stable Grey Stucco, Brown Stucco, Aluminum Stucco, Saddle Brown Reflective Finish or SC Regal Black Reflective Finish.
- Track Hardware: 50mm (2") or 75mm (3") track.
- Lift Type: Standard lift, high lift, vertical lift, low headroom front mount, low headroom rear mount, low headroom vertical lift.
- Operator Type: Standard spring door operator or high-speed springless safedrive overhead door operator.
- Bumper Springs
- Custom Door Signs: With door number and logo on both outside and inside of door.
- Window Options: Sealed glass (single pane, triple pane or themro sealed) or polycarbonate lexan (double or triple wall).
- Glass Window Sizes:23" x 7", 24" x 12", 34" x 16" or 40" x 20"














































































































