RFI#022: 28 Days Compressive Testing

Question: Clause 6.5.6 – Test cylinders shall be cured in same condition as the Sliding Surface components for a period of 28 days. Teams pouring Sliding Surface components late that are unable to achieve a 28 day cure period must…

RFI#021: Concrete Repairs and Cylinders

Question: Clause 7.2.1: The Toboggan’s Sliding Surface must be comprised entirely of concrete. We need to make some repairs. Would using grout count as concrete? If we use grout, would we need to create compression cylinders? Answer: In the context…

RFI#019: Concrete Cylinder Compression Test

Question: Clause 6.5.7: The Organizing Committee, and/or designated representatives of them, will conduct compressive strength testing of the sample cylinders during the Competition in accordance with CSA A23.2-9C.Cylinders that are found to have a compressive strength less than 90% or…

RFI#018: Participant Eligibility

Question: Clause 5.6: Competing Teams must be comprised solely of students who are enrolled infull-time or part-time undergraduate studies at a single post-secondaryinstitution. Does this mean that Masters and PhD students are ineligible to compete at GNCTR?  Answer: Only undergraduate…

RFI#017: Welding Inspection

Question: 7.5.4.  Teams must be able to demonstrate the integrity of all connections, fasteners, and welds. This must be included in the Technical Report. 7.5.5.  All welds may be subject to inspection with the exception of those performed by a…