POWER PLANT: PROTECTIVE COATINGS AND PAINT SYSTEMS - consulting

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Friday, 19 March 2021

POWER PLANT: PROTECTIVE COATINGS AND PAINT SYSTEMS

POWER PLANT

PROTECTIVE COATINGS AND PAINT SYSTEMS:

Type and number of protective coatings for any item, which requires corrosion protection on this project, shall be in accordance with the attached coating specification.


The intention of the coating specification is to protect all parts, which require corrosion protection with a prime coat, which should be applied at the supplier's works. Only a touch-up of bolts, welds, and damaged areas will be required for field priming of these items.


For parts, which are not likely to be damaged during transportation, the Company/Engineer may give the approval to apply the full number of coats for these parts in the shop.


CONDITIONS FOR PAINTING:

In general, coatings shall not be applied when the temperature of the steel is below +5°C.


Surface temperature must be at least 3°C above the dew point to ensure that condensation does not occur on the surface. In order to prevent condensation on the steel surface, the relative humidity must be checked continuously.


In hot climates, coating materials should not be applied if the steel temperature is above +50°C.
No coating/painting should be executed during sand storms and rain.


If more stringent, the manufacturers' recommendations shall supersede the above. Special exceptions for applications at higher or lower temperatures are possible if approved by the coating supplier and the Engineer
 at Site.

SAFETY PRECAUTIONS:

All necessary precautions shall be taken by the Contractor to protect personnel and property from hazards due to falls, injuries, toxic fumes, fires, explosions, or other harm.


All painting and corrosion protection work, including the inside of buildings and vessels, shall be performed under strict safety conditions.


The Contractor is responsible for adequate ventilation, protection from open flames, sparks, and excessive heat, by taking into consideration the high temperatures prevailing especially during summer. The areas where this work is performed shall be clearly marked with warning signboards.


The Contractor is responsible to ensure that all work to be done and all equipment used is in accordance with the local authority regulations. The Contractor also has to follow the safety regulations of the relevant local or plant safety department.





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