Infrastructure Design & Technical References Mechanical: Mechanical 2 Discard when Discard Departmental engineering studies, analyses, no longer useful when no Policy Construction Division (IDC) design calculations. for reference longer useful for reference Bureau of Street-Use & Permits Transit Shelter Permits 2 Retain one Until N/A Departmental Mapping copy at BSM's contract Policy office ends Bureau of Street-Use & Permits Payphone Permits 2 Retain one Until N/A Departmental Mapping copy at BSM's superceded Policy office Bureau of Street-Use & Permits Additional Street Space 1 5 years after Until expired 5 years Departmental Mapping expiration Policy Bureau of Street-Use & Permits Newsracks 1 Once scanned, Indefinitely N/A Departmental Mapping destroy Policy Bureau of Street-Use & Permits Noise 3 2 years after Until expired 2 years Departmental Mapping expiration Policy Bureau of Street-Use & Codes & Regulations Public Works Code 1 Retain copy in Until N/A Departmental Mapping bureau library superceded Policy Bureau of Street-Use & Codes & Regulations Public Works Orders/Regulations 1 Retain copy in Until N/A Departmental Mapping bureau superceded Policy Bureau of Street-Use & Agreements Memorandum of Understanding 1 Retain copy in Until N/A Departmental Mapping bureau superceded Policy
Infrastructure Design & Construction Division (IDC) Technical References Mechanical: Mechanical engineering studies, analyses, design calculations. 2 Discard when no longer useful for reference Discard when no longer useful for reference Departmental Policy Bureau of Street-Use & Mapping Permits Transit Shelter Permits 2 Retain one copy at BSM's office Until contract ends N/A Departmental Policy Bureau of Street-Use & Mapping Permits Payphone Permits 2 Retain one copy at BSM's office Until superceded N/A Departmental Policy Bureau of Street-Use & Mapping Permits Additional Street Space 1 5 years after expiration Until expired 5 years Departmental Policy Bureau of Street-Use & Mapping Permits Newsracks 1 Once scanned, destroy Indefinitely N/A Departmental Policy Bureau of Street-Use & Mapping Permits Noise 3 2 years after expiration Until expired 2 years Departmental Policy Bureau of Street-Use & Mapping Codes & Regulations Public Works Code 1 Retain copy in bureau library Until superceded N/A Departmental Policy Bureau of Street-Use & Mapping Codes & Regulations Public Works Orders/Regulations 1 Retain copy in bureau Until superceded N/A Departmental Policy Bureau of Street-Use & Mapping Agreements Memorandum of Understanding 1 Retain copy in bureau Until superceded N/A Departmental Policy
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