Standards/manuals
Bridge manual (SP/M/022)
Published: 2013
The Bridge manual sets out the criteria for the design and evaluation of bridges, culverts, stock underpasses and subways and the design of earthworks and retaining structures. The manual has been developed by the NZ Transport Agency for use on state highways or for the design of other new or replacement bridges proposed for funding from the National Land Transport Fund (NLTF). Use of the manual on other highways, including private highways, may be considered appropriate with the agreement of the relevant road controlling authority, client or landowner.
Bridge inspection and maintenance manual (SP/M/016)
Published: 2001
Guidelines for best practice bridge inspection and maintenance. It includes techniques, procedures and current technology.
Bailey bridge manual (SM061)
Not currently available for download. Copies available from bridgemanual@nzta.govt.nz .
Published: 2009
This manual sets out the requirements for the provision, inspection, maintenance, testing and storage of Bailey bridging on behalf of the NZ Transport Agency. This manual shall be read in conjunction with the Bailey bridge and Uniflote handbook, which provides detailed information on Bailey bridging.
Seismic screening of bridges (SM110)
Published: 1998
This manual sets out the required screening procedure to be used for the initial stage, which identifies and ranks those bridges that are considered by the screening consultant to justify subsequent detailed assessment of their earthquake resistance.
Specifications
Pipe culvert construction (F3)
Published: 2010
Specification and guidance notes for pipe culverts including the construction of trenches, supply and placement of bedding, supply and laying of pipes, jointing of the pipes, construction of headwalls, wing-walls, aprons, drops, and intakes and outlet structures, the construction of connecting and outlet drains, as well as backfill of trenches and reinstatement. Consideration should be given in specifying in the specific contract documents the pipe installation in accordance with a relevant standard that will result in improved methods for construction, for example, NZS 4406: 1984.
Bridges and other significant highway structures inspection policy (S6)
Published: 2015
This policy document sets out the requirements for the inspection of bridges and other significant highway structures on the state highway network.
Guidelines/advice notes
Highway structures design guideHighway structures design guide (draft)
Published:20162015 (draft)
The Highway structures design guide sets out the NZ Transport Agency’s design requirements for all highway structures on the state highway network. It also sets out the Transport Agency’s design requirements for earthworks, including natural slopes, embankments and cuttings.
Austroads Guide to bridge technology (AGBT-09)
Published: 2009
The Austroads Guide to bridge technology provides bridge owners and agencies with advice on bridge ownership, design procurement, vehicle and pedestrian accessibility and bridge maintenance and management practices.
The Guide to bridge technology has seven parts.
Bridge data system (BDS) descriptive guide part A
(Available to registered BDS users)
Published: 2006
The purpose of this guideline is to provide all users of the bridge data system (BDS) details of how to operate the application. It also defines the role each party plays in ensuring the database is kept up to date.
Bridge data system (BDS) structural guide part B
Published: 2009
The BDS is used for maintaining up to date structural information for all structures on the state highway network that are sensitive to overweight vehicle loads, and is used by OPermit to assist with the evaluation of overweight permit applications for travel on the state highway network.
Bridge overweight rating and posting weight limits assessment (SP/M/018)
Published: 2002
This document is an amalgamation of the Ministry of Works and Development (MWD) Civil Division publications CDP 703/A: 1973 Bridge classification and deck grading for overweight permits and CDP 704/B: 1974 Assessment of posting weight limits for highway bridges. It also contains other relevant MWD Civil Division circulars and additional information that may still be useful for bridge rating and posting calculations.
Note: This document is in imperial units and does not necessarily reflect current policy or practice, and no attempt has been made to update it to current practice.
Protective coatings for steel bridges: A guide for bridge and maintenance engineers
Published: 2014
This document provides a summary of information to assist the bridge designer with the specification of a cost effective performance based corrosion protection system, taking into account future maintenance requirements, by using the net present value life cycle costing model. Guidance is also provided for the maintenance painting of existing steel bridges.
Provision of services on existing state highway structures (TM 4007)
Published: 2013
This memo provides requirements for the provision of services on existing state highway structures. These requirements are intended to assist utility operators to prepare suitable documentation for review by the NZ Transport Agency.
For further information contact bridgemanual@nzta.govt.nz .