Procurement of reinforcing steel for pre-mix concrete for construction of a double Larinier fish pass on Ballsgate weir, Aymestrey, Herefordshire.


  1. During June, July and August 2018 the Wye and Usk Foundation will be construction a double larinier fish pass on Ballsgate weir as part of the ERDF funded DNMP project. The weir is owned by the Environment Agency.
  2. The work will be undertaken by Wye and Usk Foundation staff run by a CDM and NEBOSH trained Head of Operations, overseen by a Clerk of Works.
  3. The fish pass has been designed by Fishtek consulting (Annex 1).
  4. The landowners have consented to access and a work compound being established
  5. Relevant consents have been secured by EA which are provisional to the appointment of a Clerk of Works to oversee the construction.
  6. The working timeline for the works is:



Appointment of a Clerk of Works and Coffer dam contractors

14th May

Secure all consents

10th June

Finalise method statement

16th June

Establishment of site compound

1st July

Install coffer dam and dry site

5th July

Start construction of fish pass structure

8th July

Completion of fish pass structure

9th August

Installation of Larinier

16th August

Completion of installation of rip rap

23rd August

Completion of smolt notch

28th August

Remove all materials from site and restore to previous state

4th September

Open fish pass

15th September


Tasks we are seeking to procure:

We are seeking manufacture supply and delivery of circa 4t of steel reinforcement.

All steel reinforcement shall be deformed type 2 and shall be cut and bent to BS4466 or BS4449.

It is to be obtained from firms holding a valid certificate of approval for the manufacture and/or fabrication of steel reinforcement issued by the UK Certification authority for Reinforcing Steels.

Tying wire for steel reinforcement shall be 1.6mm diameter, annealed mild steel wire complying with BS1052

Bar bending schedules available


Tendering process

Opens: 18th April 2019

Closes: 10th May 2019

Requirements for tender:

- Confirmation of capability

- Confirmation of availability

Tenders to be sent to Simon Evans by email.

Supporting Documents

Annex 1a Site Plan

Annex 1b Site Plan

Annex 1c Site Plan

Annex 2 Draft Method Statement Ballsgate Fishpass