Dear Service Provider, 

Greetings from Asteco! 

We are the building management of AL MANARA TOWER; BUSINESS BAY and we are inviting your good company to submit a proposal for the WATER TANK LAMINATION WORKS as per the below mentioned details. 

1.BOQ

 

1	Basement-4 RCC Tank 1 – Surface preparation + GRP lamination + gel coat	242 m2
2	Basement-4 RCC Tank 2 – Surface preparation + GRP lamination + gel coat	242 m2
3	Roof Top RCC Tank – Surface preparation + GRP lamination + gel coat	168 m2

 

2. Scope of Work

The contractor shall execute the following works:

2.1 Pre-Execution Requirements

• Submit Method Statement (MoS), Risk Assessment (RA), and Work Schedule for approval prior to mobilization.
• Obtain necessary permits (DM, DCD, OA, etc.) if required.
• Arrange safe isolation of tanks (with FM team support) and coordinate draining of existing water.
• Provide PPE, safety signage, and ventilation arrangements as per UAE HSE requirements.

2.2 Preparation & Demolition

• Remove and dispose of existing damaged lamination completely.
• Dry out the tank thoroughly and ensure complete dehydration.
• Grind, clean, and level all RCC surfaces (walls, floor) to remove laitance, algae, loose particles, and old resin residues.
• Shift all debris and waste to DM-approved disposal yard and submit disposal receipt to OA.

2.3 Surface Treatment

• Remove all dust and contaminants using industrial vacuum/air blower.
• Apply primer resin coat (approved resin type) ensuring complete coverage without voids.

2.4 GRP Lamination & Finishing

• Apply first layer of chopped strand mat (CSM) – min. 450 GSM – impregnated with resin using woollen rollers.
• Apply second layer of CSM – min. 450 GSM – fully saturated with resin; use metallic roller to remove air bubbles and ensure bonding.
• Allow sufficient curing time between layers to control exothermic reaction and achieve proper bonding.
• Apply additional layers if required to achieve specified minimum lamination thickness (typically 4-6 mm).
• Apply final gel coat (topcoat) of approved food-grade quality for potable water application.
• Ensure smooth finish, free from pinholes, sharp edges, or delamination.

2.5 Testing & Commissioning

• Conduct visual inspection with OA/consultant for workmanship approval.
• Perform leak test before handover.
• Disinfect and flush the tank as per DM potable water guidelines before reinstatement.

3. Exclusions

• Civil works (chipping, structural repairs) unless specifically instructed.
• Ceiling lamination or overhead work.
• Third-party inspection fees (if required, will be treated as variation).
• Water draining/refilling (to be coordinated by FM team unless agreed otherwise).

4. Deliverables

• Method Statement, Risk Assessment, Material Data Sheet (MDS) for approval before start.
• Waste disposal certificates from DM yard.
• Completion report with photos before and after lamination.
• Warranty certificate post-completion.

5. Completion Time

• Work to be completed within 30–40 working days from LPO & advance payment.

6. Warranty

• 10-year warranty against blistering, delamination, or leakage of GRP lining.