Special Repairs to the Existing Cement Godown and Cement Concrete Road (Partially) in between Godown no.1 and 2 in TNCSC Dindigul Unit-I Godown Campus at Kullanampatti in Dindigul East Taluk of Dindigul District

Amount

CIVIL WORK

Supplying and filling in foundation with Gravel in layers of not exceeding 150mm thick well watered, rammed and compacted with surface vibrator or earth rammer, consolidated including watering etc., complete complying with standard specification and as directed.

Supplying and filling in foundation and basement with crushed stone sand in layers of not exceeding 150mm thick well watered, rammed and consolidated including watering etc., complete complying with standard specification and as directed.

CEMENT CONCRETE 1:5:10(one cement, five sand and ten aggregate)using 40mm gauge hard broken granite stone jelly for foundation including de-watering, side shuttering , strutting, wherever necessary including curing etc., complete complying with standard specifications and as directed by the departmental officers.

Providing granolithic floor finish of 25mm thickness with plain cement concrete 1:2:4 (One Cement, Two sand and Four aggregate) using 10 to 12mm gauge hard broken stone jelly including laying, finishing and the top rubbed smooth with power trawl, thread lining, curing etc. complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers)

FLOOR FINISHING with semi polished cuddapah slab over base concrete and laid over cement mortar 1:3(one cement and three sand) of 20mm thick including pointing the semi polished cuddapah slab with cement mortar 1:3 to full depth and directed. The semi polished cuddapah slab shall be of size 60cm x 45cm for a thickness of 40mm machine cutting on all sides and top surface semi-polished. The Tolerance for thickness shall not exceed + 10%(Rate includes cost of all materials).

Providing and laying in position, Standardised Concrete Mix M15 Grade in accordance with IS:456-200 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/M3 and maximum water cement ratio of 0.55, including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improvement workability without impairing strength and durability with about (5 Cu.m) 7730 Kg of 20mm machine crushed stone jelly and with about (3.3 Cum)5156 kg of 10-12mm machine crushed stone jelly and with about (4.7 Cum) 7670 kg of sand, but excluding cost of reinforcement grill fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, cutting etc., Placing of concrete and surface hardner finishing with power floated and power trawler to obtain the hard surface including provision of expansion joints at 6Metre intervals across the platform by Groove cutting 6mm wide with polysulphide sealant in full depth of concrete etc., The coarse and fine aggregates to be used should comply with the requirements of 15 Standards. (No separate payment will be made by the Department for the excess usage of materials.

Supplying, fabricating and placing in position MS/RTS grills for reinforcement for all R.C.C.works including cost of steel, labour for straightening, bending, cranking, tying grills with 18 gauge galvanized binding wire and placing grills in position complete complying with standard specification and as directed.

Weathering course in brick jelly lime concrete using broken brick jelly of size 20mm uniform gauge in pure slaked lime (no sand to be used) to the proportion of brick jelly to lime being 32:12.5 by volume and laid over the RCC roof slab in a single layer of required slope and finished by beating the concrete with wooden beaters of approved pattern, keeping the surface constantly wet by sprinkling lime jaggery water, etc., complete as per standard specification and as directed by the departmental officers.

Finishing the top of roof with one course of machine pressed tiles of size 23x23x2cm laid in cement mortar 1:2 (one of cement and two of sand)mixing with water proofing compound confirming to ISS at 2% weight of cement used and pointed with water proofing compound mixed with red oxide etc., complete complying with standard specification and as directed by the departmental officers.

PLASTERING with cement mortor 1:3 (one cement and five sand) 10mm thick including cost of scaffolding, finishing, curing etc., complete complying with standard specification and as directed by the departmental officers.

PLASTERING with cement mortor 1:5 (one cement and five sand) 12mm thick including cost of scaffolding, finishing, curing etc., complete complying with standard specification and as directed by the departmental officers.

White washing two coats with best shell lime in all floors including cost of shell lime, gum, kanjee and brushes etc., complete complying with standard specification and as directed.

Painting the walls with two coats ready mixed interior emulsion paint of first class approved quality and colour over a priming coat including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., complete complying with standard specification and as directed.

Supplying and fixing(under lintel grove) cold rolled ROLLING SHUTTERS of approved quality of 18 gauge 7.5 cm wide cold rolled lathe section in one piece interlocked together with specially designed pipe shaft with adequate number of high tensile steel wire springs of approved quality complete with brackets side guides and arrangements for inside and outside locking arrangements with push and pull operations and pulling back handle with all accessories in best workmen ship and the entire shutter painted with two coats of best quality anti-corrosive paint over one coat of red oxide primer and clear opening of 1.80M width 2.60M height. The rolling shutter shall be placed below the lintel and behind the RCC curtain slab of 7.5 cm thick and 45 cm depth. Each rolling shutter shall be provided with one pair of approved quality of ball bearing complete. Rolling shutter should confirm to I.S.6248-1979and should be got approved by the Executive Engineer before fixing .[This specification consists of the following component materials required for erection of rolling shutter.(1).18 G 3" lathe section 1.90M long-29 Nos. (2)10 G guide channel 2.6Mlong-2 Nos.(3).13 G bottom plate for 1.8M long with angle.(4).M.S.pipe 40mm dia. C'class -2M long.(5).10SWG side plate 13"x12"-2 Nos.(6).2 SWG spring 3" bore. (7).'U'-clamp.(8).ball bearing suitable for 2 1/2 "pipe.(9).18 SWG clip suitablefor 4"lathe.(10).20 SWG M.S.sheet. Etc.

Supplying and fixing steel N-Type VENTILATOR of size 1.20m x 0.60m using extruded angle (Z-section 25mmx25mmx3mm) for outer frames with center mullion (T-section)and with weld mesh of 25mmx25mm 10guage on all three sides ( 2 verticals 1 horizontal) and 10mm size MS square bars horizontally one at top and one at bottom welded to the frames with necessary MS flats of size 20mmx4mm thick and with necessary FRP plain sheets properly fixed with teakwood fillets MS hold fast 20cm long and necessary ring. The rate shall be inclusive of one coat of steel red oxide primer and two coats of anti corrosive paint of approved quality paint (N-Type Ventilator should be got approved by the Executive Engineer before use on works). Undert weld mesh 75x25mm.

Supplying and fixing Bitumen Pad of 12mm thick for Expansion Joints including cost of Materials, labour charges etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing in position of best approved quality of rain water down fall pipe 110mm dia having a pressure of 4Kg/sq.cm including cost of PVC bents, PVC shoe, cast iron gratings of required diameter and special clamps, brass screws nails etc., and fixing of cast iron gratings at junction of parapet and the junction of roof slab including finishing neatly etc., complete complying with standard specification as directed by the departmental officers.

VADIVELMURUGAN S K (BID ID -1510080)