MADURAI ZONE DIRECTORATE OF TOWN PANCHAYATS Design construction supply erection and commissioning of Sewage Treatment Plant STP

construction supply

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 SS.20B and Sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete

Earthwork excavation and refilling for pipeline works having bed width of 1.25m and below on linear measurement basis.

Earthwork excavation in all soils and sub soils except hard rock requiring blasting with initial lead and lift including re-filling the sides of foundation in layer of 15 cm thick watering , ramming ,depositing the surplus earth in the premises as directed by departmental officers etc., complete asper standard specification. (For Drain)

Plain Cement Concrete 1:4:8 (one part of cement, four part of Crushed Stone Sand (M- Sand) and eight part of coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Plain cement concrete 1:2:4 mix (One cement two sand and four aggregate) using 20mm ISS metal including mixing, laying, consolidating, curing cost and conveyanc of all materials to site and all labour charges etc., complete as per standard specification

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton.

For plane surfaces such as RCC floor slab, roof slab, beams, lintels, bed blocks, landing slab, waist slab, portico slabs and beams, etc.

For circular/ curved surfaces such as RCC floor slab, roof slab, rcc walls, etc.

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.

Providing and laying in position Standardised Concrete Mix M-30 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 400Kg/ cum and maximum water cement ratio of 0.45 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 - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS standards.

Supplying, fabricating and placing in position TMT bars (Fe 500) for all RCC works as per design given including cost of steel and G.I. binding wire for placing at all depths of excavation, complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel, binding wire and for bar bending)

Plastering with cement mortar 1:5 (One part of Cement and Five part of Plastering Sand (P- Sand)) 20mm, thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications

Supply and delivery of HDPE Pipes - PE 100 as per IS 4984/2016 PN8 including cost and conveyance to site and all other incidental charges therefore etc complete

HDPE pipe 110mm

HDPE Pipe 125mm

SPECIALS FOR HDPE PIPES AS PER IS 8360/1977/Part I(Reaffirmed 1992)Part II and III (Reaffirmed 2002) 90mm PN6 HDPE BEND

SPECIALS FOR HDPE PIPES AS PER IS 8360/1977/Part I(Reaffirmed 1992)Part II and III (Reaffirmed 2002) 90mm PN6 HDPE equal TEE

Lowering HDPE pipes and specials to trench and laying to proper grade and alignment and as directed by the department engineers

HDPE pipe 110mm

HDPE Pipe 125mm

Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by Engineers.

HDPE pipe 110mm

HDPE Pipe 125mm

Testing of pipes for water supply with hydraulic testing equipment by filling with water (including cost of water) and testing to recommended pressure in convenient stretches and attending the bursts if any occured during the test, excluding the cost of pipes but including other incidential and operational charges etc., complete for the following diametres of pipes.

HDPE pipe 110mm

HDPE Pipe 125mm

Supplying, fabricating, erecting structural steel work for roofing welded or bolted type using MS channels, angles, plates and round bars etc. conforming to IS specification including primer coating and enamal painting as per Design given by the departmental officers etc, complete as per standard specification

Providing and fixing Stainless steel grill work for screening of wastewater as per drawing including fixtures, necessary welding and finishing complete.(As per instruction of site engineer)

Supply and installation of submersible centrifugal sewage non-clog pumps Pump - with Panel Board and all other fittings(1 Working + 1 Standby)

20 m3/hr @ 10m head

25 m3/hr @ 20m head

45 m3/hr @ 20m head

40 m3/hr @ 10m head

60 m3/hr @ 20m head