Japanese Knotweed tenders are still available as EU procurement rules state that we must have a minimum of three submissions for each contract.

We now have a submission deadline of Tuesday the 2nd of September at 5pm. Please use the links below to our tender document documents for full details. Contractors should read the ‘Guidance for contractors’ document carefully in conjunction with all tender documents.


CIRB Guidance for contractors 2014 JK

CIRB Tender 6 JK on The River Ayr 2014

CIRB Tender 7 JK on The River Irvine 2014

CIRB Tender 8 JK on The River Garnock 2014

CIRB Tender 9 JK on The River Doon 2014

CIRB Tender 10 JK on The River Girvan 2014

CIRB Tender 11 JK on The Pow Burn 2014

CIRB Tender 12 JK on The River Stinchar 2014

Japanese Knotweed

Japanese Knotweed