SPECIAL REPAIR TO SEWAGE LINES IN CAMP AREA AND NN-II AT INS AGRANI COIMBATORE

Amount

Demolition of Brickwork or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars,etc, complete.

Demolition of cement concrete (unreinforced) in ground floor and paving not exc 15cm thickness below or above ground level.

Ditto all as per item No 2 above but reinforced concrete (Manhole covers/drain covers)

Separating , scraping and cleaning of reinforcement (demolition of concrete measured separately)

Demolition and breaking up drain pipes (Salt glazed ware, AC or reinforced concrete) set in cement mortar 150mm internal dia of pipe

Excavation in trenches n exceeding 1.5 Mtr wide and n exc 1.5 Mtr deep for foundations etc n exc 10 Sqm on plan and getting out in hard / dense soil.

M&L PCC 1:4:8 type D-2 using 40mm graded aggregate in fdn , mass concrete etc

M&L Pre-cast cement concrete block masonry in cement mortar 1:6 with solid blocks made out of PCC 1:3:6 type C1 using 20mm graded stone aggregate , exc. 10 cm in width and setting in cement mortar, complete.

M&L for cement concrete 1:3:6 type C1 (using 20 mm graded stone aggregate) as in coping incl necessary formwork required.

M&L for cement concrete 1:3:6 type C2 (using 40 mm graded stone aggregate) as in surface channel

Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using ex- tra cement, including forms, moulds, mi- tred/stopped ends etc.

M&L for rendering 15mm thick in CM 1:4 on concrete or brick surfaces finished even and smooth without using extra cement proofing compound 3% by weight of cement

M&L for RCC 1:2:4 type B1 (using 20mm graded stone aggregate) as in manhole cover set in CM 1:6

M&L for MS TMT bar 6mm to 8mm dia cut to length bent to shape and binding with 0.,9mm dia MS wire

M&L for MS TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips ®

M&L for RCC pipes class NP2 of 200mm dia laid and jointed complete with collars as specified.

M&L for concrete bed to drain pipe 200mm dia including packing under and haunching against the sides of pipes after they laid and tested in cement concret 1;4;8 type D2 using 40 mm graded aggrigate

Returning, filling in, incl spreading, levelling, watering and well ramming in layers n exc 25cm with hard/dense soil

Removing excavated material to a distance n exc 50 Mtr and deposited where directed at a level n exc 1.5 Mtr above starting point in soil

Cutting into existing man hole for connecting new drain pipe of 150mm dia making good to pipe and randering cutting out existing benching for and forming bench channal (half round or 3/4 section) in cement concrete 1:2:4 type B-1 , smooth finished and re forming benching as required

SENTOOR BUILDERSS

G Perumal and co