maintenance and repair to office bldg 2020-21 . external colouring work to office bldg @ holaram colony , item no . 1 :- scrapping out old white wash or colour wash or distemper by steel wire brushing and / or scrapping by sand paper and preparing the wall surface smooth including necessary repaires to scratches , applying putty etc . complete . , item no . 2 :-providing and applying primer coat for internal wall surfaces and ceilings including scaffolding etc . complete . , item no . 3 : providing and applying two coats of exterior weather shield paint of approved manufacture and of approved colour to the plastered surfaces including cleaning , preparing the plaster surface , applying primer coat , scaffolding if necessary , and watering the surface for two days etc complete . note: for item no . 15 to 18 prior approval of superintending engineer will be necessary , item no . 4 :- providing and applying royal paint of approved quality , colour and shade to old / new surfaces in three coats including scaffolding , preparing the surface ( excluding the primer coat ) complete . , item no 5 :-providing and applying priming coat over new steel and other metal surfaces including preparing the surface by thourghly cleaning oil , grease dirt , and other foreign matter and scoured with wire brushes , fine steel wool , scrappers and sand paper scaffolding etc . complete ( sample and brand is to be got approved from executive engineer before use ) ground floor . , 1st floor , 2nd floor , 3rd floor , item no . 6 :-providing and applying two coats of synthetic enamel paint of apporved colour to new / old structural steel work and wood work in building , including scaffolding if necessary , cleaning and preparing the surface ( excluding primer coat ) complete ( sample and brand is to be got approved from executive engineer before use ) ground floor , 1st floor , 2nd floor , 3rd floor , item no . 7 :- providing rough cast cement plaster externally in two coats to concrete , brick or stone masonry surfaces in all positions with base coat of 12 to 15 mm thick in c . m . 1:4 and rough cast treatment 12mm thick in proportion 1:1 1 / 2:3 including scaffolding and fourteen days curing complete . , item no . 8 :- gst amount as per circular to be paid to contractor after payment receipt of gst amount paid