ATTENDING FOR BURST AND REPLACEMENT OF DAMAGED UGD PIPE LINE AT 1-18 WARDS IN ARIYALUR MUNICIPALITY

Amount

Earth work excavation and depositing on bank with an initial lead of 10m and initial lift of 2m inthe following classification including otherincidental charges such as barricading etcexcluding refilling in hard stiff clay,stiff blackcotton,hard red earth, shales, murram, gravel, stoneyearth and earth mixed with small size bouldersand hard gravelly soil Exculding BT & CC Road Cutting charges etc., complete as directed by the Engineer--in-charge.

Refilling the trenches with excavated earth (other than sand) in layers and watering, ramming and consolidation as per standard specification etc complete and as directed by officers

Lowering the following pipes and specials into trench and laying to proper grade and alignment complete as per standard specifications and as directed by the Departmental Engineer.(TWAD SOR-2023-24,Pg.No-280) (150mm DWC Pipe )

200mm DWC Pipe

Labour for cutting open BT/CC road for laying water mains including cost and all charges etc., complete as per standard specifications.TWAD 2023-24 Pg No:278

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 10 cum

Supplying and filling in foundation and basement with Crushed Stone dust in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification

Plain Cement Concrete 1:4:8 (one cement four fine aggregates and eight 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 etc., complete as per standard specification

Plain Cement Concrete 1:2:4 (one cement two fine aggregates and four coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Hire charges for Centrifugal slugde removal pumpset with fuel and crew charges including transportations, fixing and dismantling (TWAD SOR-2023-24,Pg.No-321)

Dismantling the Plain Cement Concrete including all charges etc.,complete. (PWD SOR Pg.No - 22)

Providing & Steel Centering charges to RCC works and for sides and soffits of deck clock and including all labour charges etc.,

Plain Cement Concrete 1:2:4 (one cement, two Crushed Stone Sand (M- Sand) and four coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Barricading work (Where the lines are in narrow width of municipality area, busy streets like Market, Bus-stand and in the Highways etc.) for laying of pipe line using casurina poles at 1.50m center to center (8cm to 10cm dia. and 1.80m height) vertical with horizontal poles in two rows, painting the vertical poles in the road facing sides with ready mix paint, tying the vertical and horizontal poles with coir rope including supplying, delivery and fixing of GI sheet (0.90m x 0.8mm thick) in the horizontal poles and fixing 75mm dia. reflectors including earth work excavation for fixing vertical posts and finally removing and stacking the materials safely for further use etc., complete and as directed by TWAD Board officers. (TWAD SOR-2023-24,Pg.No-335)

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