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Technical Standards and Guidelines (Road & Marine)

Please note that the new Master Specification is now live and can be found here.

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

Transport Modelling and Analysis

CAD Support Files

CAD support site - Includes files to assist those performing CAD work for DPTI or to DPTI standards.


Marine Facilities

Major Structures

Bridge Repair Manual (PDF, 1.6MB) Document version: 1.0 Release date: 21/05/2020

Road and Traffic Management

Includes DPTI Operational Instructions