---
title: "Traction Power Modelling - Request for Interest"
ocid: "ocds-h6vhtk-03eef4"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-03eef4"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-03eef4.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-03eef4.json"
source: "Find A Tender Service"
current_stage: "Tender"
buyer: "NETWORK RAIL INFRASTRUCTURE LTD"
published: "2023-08-11"
---

# Traction Power Modelling - Request for Interest

Buyer: NETWORK RAIL INFRASTRUCTURE LTD  
Current stage: Tender  
OCID: ocds-h6vhtk-03eef4

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## Summary

Network Rail Infrastructure Ltd is inviting contractors to participate in a tender opportunity titled "Traction Power Modelling - Request for Interest" under the works category. The tender aims to quickly onboard contractors to work on system models using software like Vision-OSLO and ELSSA. The deadline for submission is 25th August 2023.

This tender offers business growth opportunities for firms specializing in ground investigation work and design-modelling services. Businesses adept at AC/DC Traction Power Modelling, Short Circuit Modelling, and other specified reports would find this opportunity well-suited. The procurement process is currently in the "active" stage, following a selective procurement method with a restricted procedure.

## Notice

To onboard contractors quickly to take over, develop and hand back system models with the software currently used by NR: Vision-OSLO and ELSSA. There is a requirement to speed up data exchange between NRDD and contractors via building and maintaining models utilising a common set of software packages.

### Lot Information

Lot 1

To onboard contractors quickly to take over, develop and hand back system models with the software currently used by NR: Vision-OSLO and ELSSA. There is a requirement to speed up data exchange between NRDD and contractors via building and maintaining models utilising a common set of software packages. Exact deliverables as per, but not limited to the below: * AC Traction Power Modelling Report * DC Traction Power Modelling Report * EN 50122-1 Modelling Report (Conductive and Induced Voltages) * Short Circuit Modelling Report * Route Feeding Diagram (RFD) * Major Feeding Diagram (MFD) * Alternate Feeding Diagram (AFD) * MFD Commentary * Modelling Input Data Files * Modelling Output Data Files * CDM Designer's Risk Assessment * TSI Compliance Report A laptop with pre-installed Vision-OSLO and Excel-VBA extraction tools will be provided by NRDD for each project. The use of ELSSA software is still to be defined: please assume that it will either be provided by NRDD on a laptop or the contractor will be required to provide their own computer with preinstalled Matlab version R2014a (note that ELSSA does not work on newer versions of Matlab) and NRDD will provide ELSSA installation files.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/023512-2023 |
| Notice type | Planning Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Selective |
| Procurement method details | Restricted procedure |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Planning, Tender |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 11 Aug 2023 |
| Submission deadline | 25 Aug 2023 |
| Future notice date | Not specified |
| Award date | Not specified |
| Contract period | Not specified |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Active |
| Lots status | Active |
| Awards status | Not specified |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NETWORK RAIL INFRASTRUCTURE LTD |
| Locality | LONDON |
| Post town | South East London |
| Postcode | SE1 8SW |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI4 Inner London - East |
| ITL 3 | TLI45 Lambeth |
| Local authority | Lambeth |
| Electoral ward | Waterloo & South Bank |
| Westminster constituency | Vauxhall and Camberwell Green |
| Delivery location | Not specified |

## CPV Codes

### Divisions

- 45 - Construction work
- 72 - IT services: consulting, software development, Internet and support

### Codes

- 45111250 - Ground investigation work
- 72242000 - Design-modelling services

## Release History

- 11 Aug 2023 at 08:24 - Planning - Planning Notice - https://www.find-tender.service.gov.uk/Notice/023512-2023

## Notice URLs

- http://www.Bravosolutions.co.uk
- http://www.networkrail.co.uk

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-03eef4. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-03eef4.json.