Repair and Maintenance of CHC building complex at Nirmand

Earthwork in excavation for foundation of structures upto all depth as per drawing and technical specification clauses 305.1 including setting out, construction of shoring and bracing , removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material as per direction of The Engineer-In-Charge complete.

Providing and Laying plain cement concrete 1:5:10 (one cement : five sand : ten graded stone aggregate 40 mm (forty millimetre) nominal size) in open foundations complete as per drawing and technical specification clauses 802, 803, 1202 and 1203 including curing and carriage of materials in all leads and lifts as per direction of The Engineer-In-Charge complete.

Stone masonry work in cement mortar in sub-structure complete as per drawing and technical specifications Clause 702, 704, 1202 & 1203. Randaom rubble masnory in cement mortar 1:6 (one cement : six sand) including curing and carriage of materials in all leads and lifts as per direction of The Engineer-In- Charge complete

Excavating, supplying and filling of local earth (including royalty) by mechanical transport upto all lead also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, sides of foundation etc. complete including curing and carriage of materials in all leads and lifts as per direction of The Engineer-In- Charge complete

Stone soling dry hand packed under floors including curing and carriage of materials in all leads and lifts as per direction of The Engineer-In- Charge complete

Providing and laying and jointing glazed stoneware pipes class SP-I wih stiff mixure of cement mortar in the proportion of 1:1 (one cement: one fine sand) including testing of joints etc 250 mm dia pipe including carriage of materials in all leads and lifts as per direction of The Engineer-In-Charge complete.

40 mm thick fine dressed stone flooring over 20 mm (average) thick base of cement mortar 1:5 (1 cement : 5 coarse sand) with joints finished flush Red sand stone including carriage of materials in all leads and lifts as per direction of The Engineer-In-Charge complete.

Steel work welded in built up section, trusses and framed work, including Cutting, hoisting fixing in position and applying a priming coat of red lead paint including carriage of materials in all leads and lifts and as per directions of The Engineer – in – Charge complete. In trusses and trussed purlins in building. including curing and carriage of materials in all leads and lifts and as per directions of The Engineer – in – Charge complete

Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within all lead of including carriage of materials in all leads and lifts as per direction of The Engineer-In-Charge complete.

Providing and fixing 0.60mm thick prepainted steel sheet in roofing with hot dipped metallic zinc coated sheet with top coat of regular modified polyster (RNP) organic coating of 20 microns over 5 microns primer coating to back coat of polyster of 5 microns over 5 microns primer coating i/c fixing with prepainted iron J or L hooks, bolts and nuts 6mm dia metre with prepainted limpet and rubber washers complete with all accesoriees as required as per the direction of Engineer-in-charge including carriage of materials in all leads and lifts as per direction of The Engineer-In-Charge complete. .

Constructing brick masonry manhole in cement mortar 1:4 ( 1 cement : 4 coarse sand ) with R.C.C. top slab with 1:1.5:3 mix (1 cement : 1.5 coarse sand (zone- III) : 3 graded stone aggregate 20 mm nominal size), foundation concrete 1:4:8 mix (1 cement : 4 coarse sand (zone- III) : 8 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement complete as per standard design Inside size 90x80 cm and 45 cm deep including C.I. cover with frame (light duty) 455x610 mm internal dimensions, total weight of cover and frame to be not lessthan 38 kg (weight of cover 23 kg and weight of frame 15 kg) With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 including carriage of materials in all leads and lifts as per direction of The Engineer-In-Charge complete.

Providing and laying reinforced cement concrete pipe 300mm (Three hundred millimetre) dia NP2 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 (One cement : two sand) but excluding excavation, protection work, back filling, concrete and masonry work in head walls and parapets Clause 1108 including carriage of materials with in all leads, lifts and other incidentals as per direction of Engineer-in-charge.