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Technical Standards and Guidelines (Road & Marine)

DPTI documents accessed from this site are in the form of .doc, .xls, .dwf, .tif or .pdf files.

To access .dwf documents, the latest versions of Microsoft Internet Explorer and Autodesk Design Review are recommended.

Please notify your DPTI representative if access to documents is unsuccessful.

Tender Documents for Contractors

Sunrise and Sunset Times

CAD Support Files

CAD support ftp site - Includes files to assist those performing CAD work for DPTI or to DPTI standards. For best access, copy and paste the following address into Windows Explorer or similar (Internet Explorer not recommended).


Marine Facilities

Major Structures

Road and Traffic Management

Includes DPTI Operational Instructions