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Notice Summary

UK-Isle of Man: Douglas Water retention Flap-gate (SHORT DEADLINE)
GB003ZM305410
Isle of Man Government
09 August 2019
12 August 2019
Contract Notice - Other
No

Notice Abstract

Douglas Water retention Flap-gate (SHORT DEADLINE) We are looking for a contractor to remove and refurbish Douglas Water retention Flap-gate. A cofferdam will be constructed from the DOI Harbours stop logs to allow maximum working hours. The Department is seeking a competent contractor to carry out Mechanical works to aid in the maintenance of the Douglas Flap Gate. We shall require the contractor to provide labour and equipment for the following. 1. Remove railings and fit temporary barriers on Douglas Road bridge. 2. Attach Davit socket to edge of bridge for man rider. 3. Fix anchor points for restraints to aid with the insertion of stop logs. 4. Construct and fix it to existing structure seawards side tower side for guiding of stop-logs into channel. 5. Construct removable steps to give access to stop log insertion point marina side south quay side .Insertion brackets to be fitted to the lower face of the bridge lowering lip. 6. Construct means of access to stop-log insertion point seaward side south quay side. This needs to be fixed and have an anchor point attached to prevent fall. 7. Test cylinder support brackets (pull test) 8. Unbolt traffic sign poles. 9. Replace Stop signs 601-1 red octagon signs. 10. Remove flap-gate cylinder pins and secure to support brackets.(DOI engineer will retract cylinders fully.) 11. Fabricate 2 new hinges as per dwg 301 and 302. Fit if necesary 12. Remove protective hinge plates to gain access to gate hinge arrangement. 13. Remove 16 M20 stainless steel nuts from top half of bracket. 14. Remove tops of hinge 15. Remove flap-gate from cofferdam with aid of Crane. 16. Remove lower half of hinge from concrete base.( this may be in conjunction with groundwork’s contractor 17. Refurbish flap-gate to include Refurbish / replace cylinder clevis bracket. 18. Grind off 100mm X 10mm and fit new round the edge of the flap-gate for fixing flap-gate seal too. Seal is ‘P’ seal PM 874101 neoprene hardness 65 by Portmere Rubber. 19. Refurbish flap-gate clean and paint minimum of 24M² lower half and then a price per M² 20. Refit lower hinges. 21. Replace flap-gate with aid of Crane contractor. 22. Refit hydraulic cylinders. 23. Replace and refit 16 M20 nuts from top half of the bracket. 24. Refit hinge covers. 25. Remove temporary barriers. 26. Refit permanent railings.

Notice Details

CONTRACT NOTICE – NATIONAL

SERVICES

1 Authority Details

1.1

Authority Name and Address


Isle of Man Government

N/A

Isle of Man


UK

Michael Sloan

N/A


N/A

1.2

Address from which documentation may be obtained

As in 1.1

1.3

Completed documents must be returned to:

As in 1.1

2 Contract Details

2.1

Title

Douglas Water retention Flap-gate (SHORT DEADLINE)

2.2

Description of the goods or services required

Douglas Water retention Flap-gate (SHORT DEADLINE)

We are looking for a contractor to remove and refurbish Douglas Water retention Flap-gate. A cofferdam will be constructed from the DOI Harbours stop logs to allow maximum working hours.

The Department is seeking a competent contractor to carry out Mechanical works to aid in the maintenance of the Douglas Flap Gate.

We shall require the contractor to provide labour and equipment for the following.

1. Remove railings and fit temporary barriers on Douglas Road bridge.

2. Attach Davit socket to edge of bridge for man rider.

3. Fix anchor points for restraints to aid with the insertion of stop logs.

4. Construct and fix it to existing structure seawards side tower side for guiding of stop-logs into channel.

5. Construct removable steps to give access to stop log insertion point marina side south quay side .Insertion brackets to be fitted to the lower face of the bridge lowering lip.

6. Construct means of access to stop-log insertion point seaward side south quay side. This needs to be fixed and have an anchor point attached to prevent fall.

7. Test cylinder support brackets (pull test)

8. Unbolt traffic sign poles.

9. Replace Stop signs 601-1 red octagon signs.

10. Remove flap-gate cylinder pins and secure to support brackets.(DOI engineer will retract cylinders fully.)

11. Fabricate 2 new hinges as per dwg 301 and 302. Fit if necesary

12. Remove protective hinge plates to gain access to gate hinge arrangement.

13. Remove 16 M20 stainless steel nuts from top half of bracket.

14. Remove tops of hinge

15. Remove flap-gate from cofferdam with aid of Crane.

16. Remove lower half of hinge from concrete base.( this may be in conjunction with groundwork’s contractor

17. Refurbish flap-gate to include Refurbish / replace cylinder clevis bracket.

18. Grind off 100mm X 10mm and fit new round the edge of the flap-gate for fixing flap-gate seal too. Seal is ‘P’ seal PM 874101 neoprene hardness 65 by Portmere Rubber.

19. Refurbish flap-gate clean and paint minimum of 24M² lower half and then a price per M²

20. Refit lower hinges.

21. Replace flap-gate with aid of Crane contractor.

22. Refit hydraulic cylinders.

23. Replace and refit 16 M20 nuts from top half of the bracket.

24. Refit hinge covers.

25. Remove temporary barriers.

26. Refit permanent railings.

2.3

Notice Coding and Classification

2.4

Total quantity or scope of tender

3 Conditions for Participation

3.1

Minimum standards and qualification required

All operatives will need to have a confined space NC3 qualification.

4 Administrative Information

4.1

Type of Procedure

The procedure type is unknown.

4.2

Reference number attributed to the notice by the contracting authority

DINF070819MSLS

4.3

Time Limits

   12-08-2019  Time 12:00

4.5

Language or languages in which tenders or requests to participate can be drawn up

EN 

4.6

Tender Submission Postbox

5 Other Information

5.1

Additional Information

Please visit the following portal to view this tender:

https://in-tendhost.co.uk/iomg/aspx/Tenders/Current

To Express an Interest in this project please email Michael Sloan by 12 noon on Monday 12th August 2019

(MT Ref:305410)

5.2

Additional Documentation

5.3

Publication date of this notice

 09-08-2019