GF 24_25 Providing Roof Shed for Daily markets Infront of Anna Community Hall at ward 8 in Thiruporur Town Panchayat, Chengalpattu District

Amount

Earth work excavation for foundation in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders, sand, silt or other loose soil and to full depth as may be directed except in hardrock reqiring blasting inclusive of shoring shuttering and bailing out water wherever necessary refilling the sides of foundation with excavated soil other than sand in layers of 15cm thick well rammed and completed depositing the surplus excavated soil with in the compound in places shown by the departmental officrs with initial lead and lifts and cleaning, levelling, the site etc., complete as per SS 20B for foundation

Cement Concrete 1:4:8 (One cement, four fine aggregate and eight course aggregate) mix using 40mm HBG ISS metal from approved quarry including cost and conveyance of all materials to site and labour charges, including dewatering if found necessary and laid in layers of not more than 15cm thick and compacted etc., complete complying with standard specifications as directed by the departmental officers

Centering for soffits of RCC slabs of plane surface like lintels, beams, etc., including strutting 3m high using mild steel sheets of size 90cm x 60cm x and BG 10 stiffened with MS angles of size 25mm x 25mm x 3mm laid over silver oak joists of size 10cm x 6.5 cm spaced at about 90 cm c/c and supported by consurina props of 10 cm to 13cm dia spaced of 75cm c/c complying with standard specifications and as directed by the departmentsl officers etc., complete A) Column

B) Beam

Supply and fabrication of steel and placing in position MS/Ribbed tor steel grills for RCC works as per design given including cost of steel and GI binding wire in all floors etc., complete complying with standard specificationsas directed by the departmentsl officers

Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone Sand (M- Sand), but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers -

Brick work with C.M. 1:5 (One cement and five sand) mix using II clsss table moulded chamber burnt bricks of size 9"x41/2"x3" including cost and conveycnce of all materials and labour charges for neat finishing and curing etc., complete complying with standard specificationsas directed by the departmental officers. A) Foundation and Basement

B) Ground Floor

Brick Partition Walls using II class ground moulded chamber bricks of size 9"X43/8"X 23/4" in C.M 1:3 (One part of Cement and Three part of Crushed Stone Sand (M- Sand)) using hoop iron reinforcement,if found necessary standard specification including finishing, curing,etc., complete complying with standard specification - 10 sqm

Supply and fabrication of mild steel grills for windows, ventilators, etc., including priming coat and placing in position including cost of steel in all floors etc., complete complying with standard specificationsas directed by the departmentsl officers

Fabricating supplying and fixing of pre painted galvanium colour sheets with the following specification. The materials should be of PPGI tile profile with a red colour or any other approved design 0.47 mm thick 24 guage having width 1050 mm. The sheet should be G.I.base pre painted hot dipped galvanized iron sheet and to be fixed with shelf tapping screws,plastic washer.The washer and screws to be fixed by using minute power machine drilled with out damaging the sheets paint coating to be regular modified polyster coat with zinc coating of Z 120 GSM paint thickness the finish should be terra cotta finish like malabar mangalore tiles finish optional matt finish. The sheet to be fixed with making suitable corrugated,cutting the sheet in to the required ssize and making ornamental designs as per the site condition and as directed by the departmental officers.

Plastering with cement mortar 1:5 (One part of Cement and Five part of Plastering Sand (P- Sand)) 12mm, thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications

Exterior Emulsion paint Two coats with good quality of approved Emulsion paint including cost of all materials to site and all labour charges for mixing applying and proper curring etc., Complete as per Standard Specifications for 10 sqm

Painting two coats with Ready Mixed Enamel Paint over the new iron works of approved quality and colour without priming coat including the cost all materials etc.,complete, in all floors.

Paving the floor with kota stone slab of size 600 x 600 of 18 / 20mm (un-polished) in all floors laid in of cement mortor 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), 20mm thick and pointed with colour cement neatly including polishing with polishing stone and oxalic acid etc., so as to perfectly smooth and glossy and including hire charges for polishing machine and power consumption charges etc. The kota stone slabs and other materials to be used shall be got approved by the Executive Engineer concerned before use on work, etc., complete as per standard speicification.

Supplying and filling the basement with Good Earth filling in layers of not more than 15cm thick well rammed watered and compacted - etc., complete complying with standard specification.

Providing granolithic floor finish of 25mm thickness with plain cement concrete 1:2:4 (One Cement, Two crushed sand (M-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)

Wiring with 2 x 1.5 sq.mm. (22 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories in flush with wall with 150mm x 100mm x 113mm TW switch box with 3mm thick hylem sheet cover for 5A 3 pin non inter locking wall socket with 5A flush type switch with continuous earth wire connection of 14 SWG TC wire and making good of the concealed portion with suitable colour for concealed PVC plug point (SD 38)

15W LED Bulb ( M-1283 Page 168 SOR 2024-25 Volume 1)

PVC Pipes 25mm dia WORKING PRESSURE: 10 kg. per cm2 (M-0876 Page 146 SOR 2024-25 Volume 1)

PVC Screw Down Tap Heavy Type 15mm dia (M-0511 Page 87 SOR 2024-25 Volume 1)