Rural Development Department Tender

Part-A Item No. 1 :- Providing and fixing of colour coated Zincaluminium (R) AZ150 ( min 150 gms/Square Metre total on each side ) profiled sheets for roofing. The feed material is manufactured out of nominal 0.45mm Base Metal Thickness ( BMT ) (0.5mm TCT ), Hi-strength steel with min.550 MPa yield strength, metallic hot dip coated withAluminium-Zinc alloy (55% aluminiumm 43.4% zinc 1.6% silicon) with COLORBOND ( R ) steel quality super durable polyester paint coat ( with inorganic pigment). The paint shall have a total coating thickness of nominal 35 mm, comprising of nominal 25 mm exterior coat on top surface and nominal 10 um reverse coat on back surface. Profile sheet shall have nom. 950-1,050 mm effective cover width and nominal 25-30 mm deep ribs with sublet square fluting in the five pan at nominal 180-250 mm center-to-center. The end rib shall be designed for anti-capacity groove. & return leg. The feed material should have coil manufacturers product details marked a regular interval. Including fasteners with min. fastened with min. 25 mmZinc-Tin alloy coated, Hex head, self-drilling screw etc. complete. (weight of profile 4.52 kg/Square Metre) Spec. No.: As directed by Engineer in charge

Item No. 2:- Providing and fabricating structural steel work in rolled sections like joists, channels, angles, tees etc. as per detailed designs and drawing including fixing in position without connecting plates, braces etc. and one coat of anticorrosive paint and over it two coat of oil paintings of approved quality and shade complete.

Item No. 3 PProviding sand faced plaster externally in cement mortar in cement mortar using approved screedned sand, in all positions including base coat of 15mm thick in C.M. 1:4 using waterproofing compound at 1kg.per cement bag, curing the same for not less than 2 days and keeping the surface of the base coat rough to receive the sand faced treatment 6 to 8mm thick in C.M. 1:4, finishing the surface by taking out grains and curing for fourteen days, scaffolding etc. complete.