Concrete Dobies
Dependable • Quality • High Strength
Concrete Dobies for rebar supports
Plastics from 100% Recycled Material
100% Made in the USA
50+ years
Concrete Dobies
Our plain dobies range in size from 2 x 2 x 3/4” up to 5” and 6” in dobies. The term “dobies” has become the trade name for concrete rebar supports over these last fifty years. They come with, or without tie wire inserted in the concrete brick. We manufacture these in regular strength, 4000 psi mix design, or higher strength for specific jobs.
Application: On grade
Cover Height: From 3/4″ to 6″
Features: Particularly suited for on-grade reinforcement.
Application: On grade, metal decks, side-form spacers, pools.
Cover Height: From 3/4″ to 4″
Features: Furnished with two 16 gauge wires for secure attachment.
Application: On grade
Cover Height: Multiple cover heights.
Features: Designed with multiple heights within a single unit.
Application: On grade
Cover Height: From 3″ to 5″
Features: Uniquely supports two mats of reinforcement when used with 90 degree bend rebar dowel. Dowel hole made to accept #4 rebar. Depth of hole is 1/2″ from bottom. Ideally suited for heavy rebar mats on-grade.
Resources for Concrete Reinforcement
Concrete Construction During Economic Uncertainty
As we deal with tough and unsure times, developments and improvements keep the concrete market moving forward. These have certainly been a few of the strangest and most difficult days modern Americans have ever faced. While some concrete contractors have had the fortune to keep working despite the pandemic quarantine, others have seen tasks halted. Whether you’re working consistently or trying to find out how to jump-start your business upon a return to normalcy, now might be an exceptional time to learn more about the current technologies, innovations, developments, and skilled ideas that are driving the industry forward. New Technologies: Robotics, Big Data, and More From robotic demolition that allows big work in tight spaces to state-of-the-art atomized dust suppression machines, brand-new technological innovations increase
The Do’s and Don’ts of Tying Rebar
At a glance, the process of tying rebar may look easy. However, the reality is that is it quite a lengthy and complicated process. While it isn’t exactly rocket science, there are still a lot of things one needs to take into consideration when tying rebar. Do it improperly, and you risk endangering the entire integrity of a structure. In this short guide, we highlight the dos and don’ts of tying rebar. The Dos Do Your Homework Do your homework on what sizes, configuration, and placement of rebar will be required, as well as what type of chairs would be best for the job. Both concrete and plastic chairs have their pros and cons, and it will depend on your situation and budget in deciding
Industry news
Concrete Industry News
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- How To Reinforce Concrete Slab on Ground to Control Cracking May 21, 2020Steel reinforcing bars and welded wire reinforcement provide crack width control in nonstructural slabs-on-ground.
- Tips to Control Crack Width in Concrete Slab on Ground July 11, 2019Ten tips when using reinforcement to provide crack width control in nonstructural slabs-on-ground
- The How's and Why's of Concrete Curing March 2, 2017Discover ways concrete petrographers evaluate how well (or not) curing operations are done in concrete construction.
- Why Polishing Suspended Concrete Slabs is More Likely to Disappoint Customers March 4, 2016Polished-concrete specifications are based on experience with slabs-on-grade, so contractors must help project owners understand how results will likely vary when polishing suspended slabs
- Wide Bay Superflat VNA Concrete Floors April 23, 2014Ultimately, it's up to the facility owner to determine how their Defined Traffic or F-min concrete slabs will be constructed. If the owners don’t want corrective grinding in their defined traffic aisles, then the narrow strip construction method is best.
- Controlling Cracks in Slabs with Unusual Panel Geometries January 8, 2014Tips for crack control in concrete panels with unusual shapes.
- How to Finish Flatter Concrete Floors May 18, 2012Proper concrete finishing tools and techniques will help you increase your FF numbers so that placing very flat and super flat floors becomes routine
- How to Control Early-age Cracking in Concrete October 16, 2008Learn why early-age cracking occurs and how to prevent it.
