Join the ASCE Richmond Branch for a monthly technical lunch meeting where our community of civil engineers come together to network, learn about exciting new topics, and earn 1.0 PDH credit. This is a hybrid style meeting with both in-person and virtual options.
This month Kirk Roberts and Brian Bucek will be presenting on Polyurethane Grouting & Cellular Concrete.
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Abstract:
- Traditional Fills
- Why Traditional Fills Fail!
- Polyurethane Grouts and Cellular Concrete Overviews
- What is Cellular Concrete?
- Lightweight Fill for:
- An alternative to Ground Modification
- Lateral & Axial Load Reduction
- Embankments/Retaining Wall Backfill
- Undercutting unsuitable soils and filling excavations
- Deep foundation alternative
- What is Polyurethane Grout?
- Lightweight Grouting for:
- An alternative to Cementitious Grouts
- Stabilizing and Lifting Roadways & Bridge Approaches
- Culvert, Pipe, Seawall & Sinkhole Repair
- Lifting Concrete Slabs & Void Filling
- Material Compositions & Physical Properties
- Density & Strength/ Material and Time Reduction
- Production
- Project Profiles
- Specifying Polyurethane Grouts and Cellular Concrete
- Question & Answer
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Presenters:
Kirk Roberts | VP of Preconstruction
Kirk Roberts is Vice President of Preconstruction at CJGeo, a lightweight and chemical specialty grouting contractor. Mr. Roberts focuses on special projects, most of which involve addressing unanticipated challenges in the underground & civil markets with chemical and cellular grouts. From solving a 25MGD mine infiltration problem to stabilizing shafts that are sinking, not being sunk, the more unique, the better.

Brian Bucek | Geotechnical Engineer
Brian Bucek is a Professional Engineer in the Commonwealth of Virginia and CJGeo's in-house Geotechnical Engineer for Preconstruction. Brian worked as a geotechnical engineer consultant for over 15 years prior to joining CJGeo in May 2022. His current duties include performing engineering calculations for bearing, buoyancy, settlement, and lateral pressure considerations; and review and oversight of third-party laboratories performing unconfined compression testing on CJFill cellular concrete.
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Sponsor:
Sponsorship for this event still available!
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For virtual attendees only:
We kindly ask that you only access the virtual meeting if you have officially signed up to attend.
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