LD 2 & 3 Concrete Condition Testing

Amendment 2 is to include a site visit.

Amendment 1 is to include a question & answer section. This contract is to investigate and evaluate the interior concrete condition of the upper guide walls at LDs 2 & 3. The contractor will vertically drill and extract eight (8) – 4 inch diameter cores at each site, to a depth indicated within the Scope of Work, from LD 2 & 3. Contractor shall complete lab testing that includes inspection and documentation of each sample, full petrographic analysis of two cores at each site, and compressive strength testing of 10 cores. The results shall be compiled into a report, submitted to the District Concrete Materials Engineer within 90 days of contract award.