SH1 and SH87 Mosgiel Optimisation Improvements Investment Case - PS

Details

RFx ID :	33378387
Tender Name :	SH1 and SH87 Mosgiel Optimisation Improvements Investment Case - PS
Reference # :	13521
Open Date :	Thursday, 29 January 2026 4:00 PM (Pacific/Auckland UTC+13:00)
Close Date  :	Thursday, 26 February 2026 12:00 PM (Pacific/Auckland UTC+13:00)
Department/Business Unit :	NZ Transport Agency - Highways and Network Operations
Tender Type :	Request for Tenders (RFT)
Tender Coverage :	Sole Agency  [?]
Categories :	81100000 - Professional engineering services
Regions:	Otago
Exemption Reason :	None
Required Pre-qualifications :	None
Contact :	Stephen Carruthers stephen.carruthers@nzta.govt.nz
Alternate Physical Delivery Address  :
Alternate Physical Fax Number  :

This is a Professional Services contract to develop an investment case following the decision led approach to inform investment in the State highway network in Mosgiel to optimise efficiency.

The Contract will include:

• Mosgiel microsimulation model update to reflect updated mode share, work from home and known land use change.
• Investment case which determines the preferred option for optimisation improvements at and between key intersections (SH1 offramp to SH87/Haggart Alexander Drive intersection and SH1 Riccarton Road intersection).
• Determination of potential feasible long-term solutions, identification of the emerging preferred option and determination of triggers for when investment may be required.

Electronic copies of the Request for Tender documentation are attached to this advertisement.

ALL TENDER QUERIES are to be directed through the GETS Questions and Answers.

All responses to tender queries/clarifications will be answered by Notice to Tenderer which will be available in the GETS addenda.

Tender submissions shall be uploaded to GETS eTender box in two separate files (pdf format plus EXCEL spreadsheet Schedule of Prices).

The GETS file upload limit is 50MB. The files should be labelled:

• Supplier Company Name - File No 1 – 11308 Proposal excluding Price
• Supplier Company Name - File No 2 - 11308 Price

Tender submissions will only be accepted electronically via the GETS eTender Box.
Tenderers should refer to the GETS website for instructions on uploading their tender submission files https://www.gets.govt.nz/SupplierUserTenderHelp.htm