Awarded contract

Zero Emission Odourisers

  • NORTHERN GAS NETWORKS LIMITED

F20: Modification notice

Notice reference: 2024/S 000-021146

Published 10 July 2024, 4:26pm



Section one: Contracting authority/entity

one.1) Name and addresses

NORTHERN GAS NETWORKS LIMITED

1100 Cetury Way,Thorpe Park Business Centre, Colton

LEEDS

LS158TU

Contact

Andrew Christophers

Email

achristophers@northerngas.co.uk

Telephone

+44 7510367358

Country

United Kingdom

NUTS code

UKE42 - Leeds

Companies House

05167070

Internet address(es)

Main address

https://www.northerngasnetworks.co.uk


Section two: Object

two.1) Scope of the procurement

two.1.1) Title

Zero Emission Odourisers

two.1.2) Main CPV code

  • 50510000 - Repair and maintenance services of pumps, valves, taps and metal containers

two.1.3) Type of contract

Services

two.2) Description

two.2.3) Place of performance

NUTS codes
  • UKC - North East (England)
  • UKD - North West (England)
  • UKE - Yorkshire and the Humber

two.2.4) Description of the procurement at the time of conclusion of the contract:

The work originally contracted for was (and is) the upgrade and overhaul of NGN's odourising system. the contract being for the overhaul and in some cases replacement of this equipment across the network. The work packages are defined as;

Work Package 1 - Full Zeo Replacement at Assembly

Work Package 2 - Bursting Discs work on all sites

Work Package 3 - LVO low flow system at Corbridge.

Work Package 4 - LGT Refurbishment at 19 sites

two.2.7) Duration of the contract, framework agreement, dynamic purchasing system or concession

Duration in months

12


Section four. Procedure

four.2) Administrative information

four.2.1) Contract award notice concerning this contract

Notice number: 2023/S 000-023195


Section five. Award of contract/concession

Contract No

1

five.2) Award of contract/concession

five.2.1) Date of conclusion of the contract/concession award decision:

10 July 2024

five.2.2) Information about tenders

The contract/concession has been awarded to a group of economic operators: No

five.2.3) Name and address of the contractor/concessionaire

YZ Systems Limited

Sunderland

Country

United Kingdom

NUTS code
  • UKC - North East (England)
Companies House

05263022

The contractor/concessionaire is an SME

No

five.2.4) Information on value of the contract/lot/concession (at the time of conclusion of the contract;excluding VAT)

Total value of the procurement: £1,296,626


Section six. Complementary information

six.4) Procedures for review

six.4.1) Review body

Northern Gas Networks

Leeds

Country

United Kingdom


Section seven: Modifications to the contract/concession

seven.1) Description of the procurement after the modifications

seven.1.1) Main CPV code

  • 50510000 - Repair and maintenance services of pumps, valves, taps and metal containers

seven.1.3) Place of performance

NUTS code
  • UKC - North East (England)
  • UKD - North West (England)
  • UKE - Yorkshire and the Humber

seven.1.4) Description of the procurement:

The work associated with this Modification notice comprises the supply and installation of Zero Emission Odourisers the the refurbished odourising system comprising

 8402 & &402 ZEO Odourisers

 SCIM panel MKII

 Electrical Back Plate & Cabinet Lighting

 PRU & Vent Stack

 Mechanical Installation

 Electrical Installation

 SR25 Site drawing update

 Site specific design updates

 Electrical design and site specific G17

 Commissioning (Inc. FAT)

 Waste Disposal

 Freight

seven.1.5) Duration of the contract, framework agreement, dynamic purchasing system or concession

Duration in months

12

seven.1.6) Information on value of the contract/lot/concession (excluding VAT)

Total value of the contract/lot/concession:

£406,114

seven.1.7) Name and address of the contractor/concessionaire

YZ Systems Limited

Sunderland

Country

United Kingdom

NUTS code
  • UKC - North East (England)
Companies House

05263022

The contractor/concessionaire is an SME

No

seven.2) Information about modifications

seven.2.1) Description of the modifications

Nature and extent of the modifications (with indication of possible earlier changes to the contract):

The work associated with this Modification notice comprises the supply and installation of Zero Emission Odourisers the the refurbished odourising system comprising

 8402 & &402 ZEO Odourisers

 SCIM panel MKII

 Electrical Back Plate & Cabinet Lighting

 PRU & Vent Stack

 Mechanical Installation

 Electrical Installation

 SR25 Site drawing update

 Site specific design updates

 Electrical design and site specific G17

 Commissioning (Inc. FAT)

 Waste Disposal

 Freight

seven.2.2) Reasons for modification

Need for additional works, services or supplies by the original contractor/concessionaire.

Description of the economic or technical reasons and the inconvenience or duplication of cost preventing a change of contractor:

The modification relates to the supply and provision of proprietary equipment to be added to that which is currently being installed by the supplier in question under the original contract. It would not be practical to introduce another contactor into this work scheme as doing so would increase risk and cost to the project and provide for blurred ownership from a contractual and liability perspective of the system as a whole which for NGN is critical to its operation and license conditions

seven.2.3) Increase in price

Updated total contract value before the modifications (taking into account possible earlier contract modifications, price adaptions and average inflation)

Value excluding VAT: £1,324,234

Total contract value after the modifications

Value excluding VAT: £1,730,348