1.9.4 Warranties and Guarantees Warrantee Period 1.9.5 As-Builts Lifetime 1.10 Real Estate, Easements, Right of Way Lifetime 1.11 Contractor/Subcontractor/Vendor Performance Evaluation 7 yrs 2 CORRESPONDENCE Letters, MBTA to Contractor 7 yrs 2.1 (Subcontractors via Contractor) 2.2 Letters, Contractor to MBTA 7 yrs 2.3 Letters, Sub/Suppliers to MBTA 7 yrs 2.4 Misc. Corres. (External) to MBTA 7 yrs 2.5 Misc. Corres. (External) from MBTA 7 yrs 2.6 Misc. Corres./Memos (Internal) to Project 7 yrs 2.7 Misc. Corres./Memos (External) from Project 7 yrs 2.8 Memos to File 7 yrs 3 INSPECTION 3.1 7 yrs Daily Inspector’s Reports 3.2 7 yrs Other Inspection (Flagman, Traffic, etc.) Logs 3.3 7 yrs Resident Daily Reports Engineer’s 3.4 7 yrs Intentionally Blank 3.5 7 yrs Calculation Book 3.6 7 yrs Cost Control Ledger 3.7 7 yrs Concrete Logs 3.7.1 7 yrs Delivery Tickets 3.7.2 7 yrs Placement Requests 3.7.3 7 yrs Precast Inspection Reports 3.7.4 7 yrs Preplacement Inspection Reports 3.8 7 yrs Grout Log 3.8.1 7 yrs Test Reports 3.8.2 7 yrs Grout Inspection Reports 3.9 7 yrs Shotcrete Logs 3.9.1 7 yrs Shotcrete Inspection Reports SECTION DESCRIPTION RETENTION PERIOD 3.10 Rebar Inspection Reports 7yrs 3.11 Rock Anchor Tests/Inspection Reports 7yrs 3.12 Soils Tests/Inspection Reports 7yrs 3.13 Asphalt Tests/Inspection Reports 7 yrs
1.9.4 Warranties and Guarantees Warrantee Period 1.9.5 As-Builts Lifetime 1.10 Real Estate, Easements, Right of Way Lifetime 1.11 Contractor/Subcontractor/Vendor Performance Evaluation 7 yrs 2 CORRESPONDENCE 2.1 Letters, MBTA to Contractor 7 yrs (Subcontractors via Contractor) 2.2 Letters, Contractor to MBTA 7 yrs 2.3 Letters, Sub/Suppliers to MBTA 7 yrs 2.4 Misc. Corres. (External) to MBTA 7 yrs 2.5 Misc. Corres. (External) from MBTA 7 yrs 2.6 Misc. Corres./Memos (Internal) to Project 7 yrs 2.7 Misc. Corres./Memos (External) from Project 7 yrs 2.8 Memos to File 7 yrs 3 INSPECTION 3.1 Daily Inspector’s Reports 7 yrs 3.2 Other Inspection (Flagman, Traffic, etc.) Logs 7 yrs 3.3 Resident Engineer’s Daily Reports 7 yrs 3.4 Intentionally Blank 7 yrs 3.5 Calculation Book 7 yrs 3.6 Cost Control Ledger 7 yrs 3.7 Concrete Logs 7 yrs 3.7.1 Delivery Tickets 7 yrs 3.7.2 Placement Requests 7 yrs 3.7.3 Precast Inspection Reports 7 yrs 3.7.4 Preplacement Inspection Reports 7 yrs 3.8 Grout Log 7 yrs 3.8.1 Test Reports 7 yrs 3.8.2 Grout Inspection Reports 7 yrs 3.9 Shotcrete Logs 7 yrs 3.9.1 Shotcrete Inspection Reports 7 yrs SECTION DESCRIPTION RETENTION PERIOD 3.10 Rebar Inspection Reports 7yrs 3.11 Rock Anchor Tests/Inspection Reports 7yrs 3.12 Soils Tests/Inspection Reports 7yrs 3.13 Asphalt Tests/Inspection Reports 7 yrs