Specifications include, but are not limited to: Provide MTRs on all rebar and all steel/aluminum/metal products (bolts, nuts, washers, W-beam, tubing, etc.). MTRs for rebar and any anchor bolts will need to be submitted to TTI Proving Ground before any concrete can be cast. Provide batch tickets on all concrete. Tickets shall include time, date, quantity, and target strength. All excavated material will need to be hauled off site, unless the contract states to return the site to original state after testing is complete. ; MTRs, batch tickets, and other documentation must be legible and suitable for scanning and reproduction. Final payment will not be authorized until all MTRs have been received by TTI Proving Ground.