Howdon STW Upgrade: Improved Resilience

Concepts

• durham
• sewage treatment
• nwl
• howdon stw upgrade
• resilience
• howdon sewage treatment works
• award phase
• pumping station
• northumbrian water
• addition subject

Location

North East England: Howdon Sewage Treatment Works, Northumberland Dock Road, North Shields, Wallsend, NE28 0JX

Description

Northumbrian Water Limited are looking to appoint a contractor to construct an upgrade to Howdon Sewage Treatment Works (STW). Some assets on the existing STW require replacing to increase the overall resilience to the site. Phase 1 (to be constructed under this contract) shall include two new pumping stations to transfer flows (6,200l/sec) from one process area to another and a storm tank. Estimated Value of Phase 1 - £40m In addition Subject to clause 50(1)(f) of the Utilities Contract Regulations it is the intention that NWG may direct award Phase 2 of this project to the successful tenderer for Phase 1, due to it being an extension of the original work and consist of similar work activity. Any award of phase 2 would be subject to the satisfactory performance of the successful tenderer for Phase 1 and the ability to agree the price and programme for Phase 2. NWL would retain sole discretion on whether Phase 2 would be directly awarded to the successful tenderer or an alternative procurement was carried out. The estimated value of Phase 2 is £80m. Phase 2 scope shall include new secondary treatment, final settlement, UV treatment and a storm tank. NWL reserve the right to award either all or part of each phase of the proposed contracts subject to budget constraints. NWL expects any shortlisted contractors to engage in value engineering with NWL to ensure maximum value can be delivered for the available budget. NWL are looking to appoint a contractor to work collaboratively in line with NWL's vision and values while driving innovation and efficiency throughout the lifecycle of this project.

Total Quantity or Scope

- NWL are seeking to appoint a contractor to carry out the construction of an upgrade at Howdon Sewage Treatment Works as detailed in the brief description. - The procurement process will consist of a pre-qualification process to shortlist a maximum of five applicants to receive the tender documents (fifth placed tenderer to be shortlisted subject to being within five percentage points of the fourth place applicant). The tender phase will consist of a one stage tender period consisting of a four month tender period. The award will be based on the most economically advantageous offer consisting of both quality and cost elements. - Subject to clause 50(1)(f) of the Utilities Contract Regulations it is the intention that NWG may direct award Phase 2 of this project to the successful tenderer for Phase 1 due to it being an extension of the original work and consist of similar work activity. Any award of phase 2 would be subject to the satisfactory performance of the successful tenderer for Phase 1 and the ability to agree the price and programme for Phase 2. NWL would retain sole discretion on whether Phase 2 would be directly awarded to the successful tenderer or an alternative procurement was carried out.

Renewal Options

The duration of any contract will be subject to the contractor's programme, taking into account any constraints provided by the employer. The initial award is for Phase 1 (estimated value £36m), however, subject to clause 50(1)(f) of the Utilities Contract Regulations it is the intention that NWG may direct award Phase 2 of this project to the successful tenderer for Phase 1 due to it being an extension of the original work and consist of similar work activity. Any award of phase 2 would be subject to the satisfactory performance of the successful tenderer for Phase 1 and the ability to agree the price and programme for Phase 2. NWL would retain sole discretion on whether Phase 2 would be directly awarded to the successful tenderer or an alternative procurement was carried out.

CPV Codes

• 45232421 - Sewage treatment works
• 45232152 - Pumping station construction work
• 45232423 - Sewage pumping stations construction work
• 45232431 - Wastewater pumping station
• 45240000 - Construction work for water projects
• 45252000 - Construction works for sewage treatment plants, purification plants and refuse incineration plants

Indicators

• Variant bids may be considered.
• This is a one-off contract (no recurrence)
• Options are available.
• Renewals are not available.
• Professional qualifications are sought.

Other Information

** PREVIEW NOTICE, please check Find a Tender for full details. ** Applicants are asked to note that this procurement process will be conducted electronically with all documents and communication being managed through the Northumbrian Water e-Sourcing Spend Management portal titled "Ariba". Expressions of interest must be sent to the email address AMPS7@nwl.co.uk before the deadline date of 16/09/2022 at 2pm. Once the expression of interest has been received containing the details below, applicants will be given access to the Ariba portal within 48 hours from request (where possible). An email link will also be provided to the email address you provide to access the portal and the PQQ. The deadline for return of the completed Pre-Qualification Questionnaire is 23/09/2022 at 2pm. When sending expression of interest, applicants must provide the following information: 1) Full company name 2) Main contact details of the person who will be given access to the Ariba portal including name, job title, email address (please note if you have an existing Ariba account you should provide this email address for access) and telephone number