Install Wedge Anchors
From Install Outdoor Handrail · Step 5 of 8 · Video by BikeWalk Provo

Showing 1:36–2:01 of the source video. Watch the full video with every moment.
What happens in this clip
Once the holes are drilled, take a wedge anchor and ensure that the nut is positioned at the top of the threaded part to protect the threads during installation. Insert the wedge anchor into a drilled hole. Use a hammer to firmly tap the anchor down into the hole until it is as deep as it can go. Then, use a wrench to tighten the nut. As the nut is tightened, the wedge anchor will expand inside the concrete, creating a secure and permanent hold. Repeat this process for all remaining anchor holes.
Goal: Securely fasten the bike rack to the concrete surface
What's used
Tools
- Hammer
- Wedge Anchors
- Wrench
About the full video
This project provides step-by-step instructions on how to install a bicycle rack into concrete. It covers identifying the necessary tools and fasteners, drilling holes into the concrete, securely anchoring the bike rack, and important spacing guidelines for optimal functionality and accessibility.
Step 5 of 8: Install Concrete Anchors
Depending on the type of anchor (e.g., expansion anchors, wedge anchors, or screw anchors), follow the specific installation method. For expansion anchors, tap them into the hole and then tighten the bolt or nut to expand the anchor. For screw anchors, drive them into the hole using the appropriate tool. Ensure anchors are flush with or slightly below the concrete surface.
Every video in Install Outdoor Handrail
Step 1: Select Handrail and Hardware
- 2:43–3:03 Install Top Post Anchors
- 5:05–7:09 Install Custom Handrail
Step 2: Determine Handrail Placement
- 1:30–2:32 Measure and Mark Handrail Height
- 0:23–0:47 Plan Placement and Mark Handrail Height
- 1:41–2:29 Layout and Mark Handrail Position
Step 3: Mark Bracket Locations
- 2:43–3:03 Install Top Post Anchors
- 3:31–3:51 Place Bracket and Post
- 1:16–2:28 Plan Bracket Placement
Step 4: Drill Pilot Holes in Concrete
- 2:13–3:24 Drill Anchor Holes in Concrete
- 1:07–1:22 Drill Anchor Holes in Concrete
- 0:39–1:05 Drill Anchor Holes in Concrete
Step 5: Install Concrete Anchors
- 2:25–3:14 Install Wedge Anchors
- 1:36–2:01 Install Wedge Anchors (this video)
- 3:24–4:36 Install Wedge Anchors
Step 7: Attach the Handrail to Brackets
- 2:44–4:28 Attach Handrail to Brackets
- 1:22–1:36 Mount the Handrail to Brackets
- 2:19–2:52 Mount Handrail
Step 8: Test Handrail Stability
- 3:52–4:16 Set Second Masonry Anchor and Finalize Installation
- 4:24–5:10 Final Handrail Installation and Stability Check
- 5:36–5:45 Final Check
Questions about Install Outdoor Handrail
What is the most critical tool for drilling into concrete steps, and are there acceptable alternatives?
A rotary hammer drill, like the DEWALT SDS-PLUS model listed, is highly recommended for efficiently and effectively drilling into concrete. Standard hammer drills can be used but are often much slower and more fatiguing for this task. Always use carbide-tipped masonry drill bits specifically designed for concrete.
What safety precautions should I take when installing a handrail into concrete?
Always wear personal protective equipment (PPE) including safety glasses, hearing protection, and a dust mask when drilling concrete. Ensure your work area is clear of obstructions and that you have a stable footing. Take breaks to avoid fatigue, especially when using power tools.
Is the estimated 6-hour completion time realistic for a beginner, and what could make it take longer?
The 6-hour estimate is achievable for beginners, especially with proper preparation and the right tools. However, factors like encountering unexpected rebar, difficulty aligning holes, or needing to patch and redrill can extend the project time significantly. First-time concrete drilling might also take longer as you get accustomed to the technique.
How do I ensure the handrail is securely mounted and won't wobble after installation?
Ensure you use the correct type and size of concrete anchors (like Tapcon or larger diameter hex-washer-head anchors) specified for your handrail and local codes. Drill holes to the precise depth and diameter recommended by the anchor manufacturer. After installation, apply firm pressure to the handrail from multiple directions to test for any movement or instability.
What should I do if the drilled holes are slightly misaligned or if the concrete cracks during drilling?
For minor misalignment, you might be able to slightly adjust the bracket or use washers to compensate. If a hole is significantly off or if concrete cracks, you may need to patch the area with a concrete repair epoxy and redrill a new hole once the patch has fully cured. To prevent cracking, drill slowly and steadily, clearing dust regularly, and avoid excessive force.
How do I determine the correct height and placement for the handrail, and are local codes a concern?
Handrail height is often regulated by local building codes, typically falling between 34 to 38 inches measured vertically from the leading edge of the stair tread (nosing). Always consult your local building department or an inspector before starting to ensure your installation meets all safety and code requirements. Proper placement is crucial for accessibility and safety.
Install Outdoor Handrail
This project outlines the steps for installing a surface mount handrail on outdoor concrete steps. It covers selecting the appropriate handrail and hardware, preparing the concrete surface, marking and drilling holes, and securely mounting the handrail.
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