Painted Steel Structures Sample Clauses

Painted Steel Structures. All steel structures, plating, and other parts shall receive at least the following treatment, unless otherwise stated: ▪ Sandblasting of the steel to degree 21/2 according to BS 4232. ▪ Immediately after sandblasting an anti-corrosive alkyd or chlorine caoutchouc primer is applied in a thickness of 30 urn. ▪ After drying a sub-coating of alkyd or chlorine caoutchouc, thickness 30 urn. ▪ A finishing coating of alkyd or chlorine caoutchouc is then applied in a layer of 30 urn the colour of the finishing coat is to be agreed by the Employer. ▪ Total thickness of the layers: minimum 90 urn of dry paint. These coatings shall be applied in the workshop. All repair works of the painting shall be performed in accordance with the initial treatment. The thickness of the layers of paint shall be controlled with a measuring instrument, which shall be approved and carefully adjusted. The total thickness of the coatings shall be controlled by at least two measuring within aim measuring surface per 100m² surfaces. The average coating thickness shall be greater than the specified minimal thickness and no measuring may be thinner than 80% of the specified thickness- The total number of measuring indri a thickness between 30 and 100% of the minimal specified thickness must not exceed 20% of the performed measuring. Specifications of the paints intended to be applied shall be presented to the Employer for approval before commencing the work. Before handing over the Works, all portions will be controlled and possible defects shall be repaired as indicated above in order that the prescribed treaty meant may be effective for the entire construction.