In support of NLB’s fleets of floating Aids-to-Navigation (AtoNs) and their ongoing statutory duties, NLB use significant quantities of mooring equipment

The majority of mooring components will be used in the deployment of navigational buoyage. Navigational buoys serve as markers for navigation in many of the channels, coastal regions and seaways of the United Kingdom and Ireland. NLB service these out of Oban and currently have circa 200 buoys within their waters.

This Invitation to Tender process addresses the interim requirements for NLB until another collaborative GLA procurement for mooring-related components is put in place. This requirement covers an eighteen month period to bridge the gap before a joint GLA procurement is established.

Requirements are for 4 sizes of chain (19mm to 38mm) supplied in 100metre lengths. Forelock and clenching shackles and 5 tonne Sinkers.

All components must comply with Lloyds Rules ISO 1704

Material Requirement : U3 to Lloyds Rules.

In support of NLB’s fleets of floating Aids-to-Navigation (AtoNs) and their ongoing statutory duties, NLB use significant quantities of mooring equipment

The majority of mooring components will be used in the deployment of navigational buoyage. Navigational buoys serve as markers for navigation in many of the channels, coastal regions and seaways of the United Kingdom and Ireland. NLB service these out of Oban and currently have circa 200 buoys within their waters.

This Invitation to Tender process addresses the interim requirements for NLB until another collaborative GLA procurement for mooring-related components is put in place. This requirement covers an eighteen month period to bridge the gap before a joint GLA procurement is established.

Product Requirements

DescriptionQuantity

CHAIN - 19MM OPEN LINK – METRE*300

CHAIN - 26MM OPEN LINK – METRE*400

CHAIN - 32 MM OPEN LINK – METRE*500

CHAIN - 38 MM OPEN LINK – METRE*1,500

SHACKLES FORELOCK TO SUIT 38-42MM CHAIN400

SHACKLE - CLENCHING - TO SUIT 38-42MM CHAIN200

SINKER - 5 TONNE5

*Supplied in 100m lengths

Material Specification Requirements (as detailed in Appendix A)

Where called for all chain and shackles shall conform to the recommendations

of the following international and British Standards:

Lloyds Rules

ISO 1704

MATERIAL

U3 to Lloyds Rules