The works forms part of enabling the construction of the 18.1 MLTP Grade Separation Bridge Project. This SOW for the Pre-Enabling works will consist of (1) Box Culvert Installation (2) Fence Installation (3) WaterCorp Diversion Works with all related civil works, material extraction, site establishment and access required to facilitate these activities.

(1) Watermain works Millstream water supply main under NWCH

• Site services review GPR and vacuum trucking of nearby services

• Bulk and detail earthworks in accordance with drawings (list drawings)

• Protection of existing watercorp watermain during works

• Supply & install of new RCP to house new watermain

• Supply & installation of spare RCP for spare watermain

• Laydown for site works and pipe assembly

• Concreting and associated works for thrust blocks

• Supply & installation of new MSCL pipeline including fittings to Watercorp standards and approved drawings

• Survey of existing pipeline

• Pipe supports, thrust blocks, valves and fittings

• Mortar/Slurry fill of RCP as per drawings and Watercorp specification, pipe supports within RCP

• Tie in and cutover shut works between existing and new watermain and all associated works

• Protective pipe and fittings coatings as per drawings and Watercorp standard

• Testing and commissioning of works in accordance with drawings and Watercorp standards

• ITP and project execution management plans (approved by Watercorp)

• Remove existing redundant watermain including box culverts on completion and acceptance by Watercorp of new watermain

• As built documentation, survey and MDR information (material data, welding, concrete and reinforcement, pressure testing, paint protection and asset management data in accordance with Watercorp standards)

(2) Box Culverts and Temporary fencing.

• Site services review, GPR and vacuum trucking of nearby services

• Rail safety management plan including TPO, vortek rail barrier fencing for duration of works within danger zone

• Provision of traffic management plan considering MRWA, public and RTIO access through and around the site

• Detail earthworks for box culverts as per drawings (list drawings)

• Supply and installation of box culverts, rock protection and associated works in accordance with drawings

• Installation of ground screws for temporary fencing in accordance with manufacturers recommendation

• Supply & install of 1.8 m high fencing including ground screw foundation in accordance with MRWA drawings and manufacturer specification

• As built documentation, survey and MDR information (material data, concrete and reinforcement, rock protection and asset management data)

Further Notification:

The scope of work described is a summary of the goods and/or services that may be required by Rio Tinto. The specific requirements may change at Rio Tinto’s absolute discretion.

Your business capability statement, as stored on your portal profile, may be downloaded, and referenced when the responses to the expression of interest are reviewed. It is recommended that suppliers review the portal business details section to ensure all information, including contact email address, annual turnover, and employee numbers, is current and accurate.           

As this is an Expression of Interest (EOI) only, the specifics of the package of work relating to breadth of scope, location and timing may be subject to change. If successful, suppliers will be notified of any changes prior to award.

Your EOI response may be referenced or re-used in the next six months if a similar scope of work is required by Rio Tinto.