Repair and Replacement of Sewage line, Manholes, Cleaning of Sewage Line, Manholes, Septic Tanks incl connected works in OTM Accn in the area of AGE B/R-I under GE (West) Delhi Cantt-10

Amount

Cleaning of drain having inner width upto 0.75m and depth upto 1.2m by removing mud, garbage, debris, sludge, vegetation etc having average depth 0.45 m through manually or mechanically including removing and refixing of drain cover for cleaning pupose and removal of debris/sludge outside MOD land complete all as specified and directed.

Demolition of brick work built in cement mortar including all quoins, arches, pillars, manholes etc and removal of debris outside MOD land complete all as specified and directed.

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided for including cut the reinforcement as required to facilitate the demolition, complete all as specified & directed.

M&L for brick work with sub class 'B' straight or curved on plan exc 6m mean radius and built in CM 1:4 complete all as specified and directed.

M&L for RCC 1:2:4 type B1 using 20mm graded stone aggregate as in ring beam/cover slab of manholes/drains etc including formwork as required at site in slope slab, complete all as specified and directed.

M&L for factory made SFRC drain cover 100mm thick size and area not exc 1.00 sqm each, complete all as specified and directed.

M&L for factory made SFRC drain cover 75mm thick size and area not exc 0.75 sqm each, complete all as specified and directed.

M&L for TMT steel 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 complete all as specified & directed.

Excavation in trenches n.exc 1.5 mtr wide and n.exc 1.5 mtr depth for foundation etc or for shafts, wells, cesspits, manholes, pier holes, etc. nexc 10 sq m on plan and n exc1.5 m in depth and getting ou and getting out in any type of soil complete all as specified & directed.

All as per srl item No 9 above but exc 1.5 mtr depth but n.exc 3 mtr depth in any type of soil, complete all as specified & directed.

All as per srl item No 9 above but exc 3.0 mtr depth but n.exc 4.5 mtr depth in any type of soil, complete all as specified & directed.

Returning filling in soft/loose soil incl spreading, leveling, watering and well ramming in layers n.exc 25 cm complete all as specified & directed.

Removing of surplus soil exc 250 mtr but n.exc 500 mtr and deposited where directed at a level n.exc 1.5 mtr above the starting point complete all as specified and directed.

Demolition and breaking of 150 mm dia sewage/drain pipe (salt glazedware AC or reinforced concrete) set in cement mortar complete all as specified & directed.

Demolition and breaking of 200 mm dia sewage/drain pipe (salt glazedware AC or reinforced concrete) set in cement mortar complete all as specified & directed.

Demolition and breaking of 300 mm dia sewage/drain pipe (salt glazedware AC or reinforced concrete) set in cement mortar complete all as specified & directed.

M&L for cement concrete 1:4:8 type D-2 using 40mm graded agg incl packing under and haunching against sides of 150mm dia (Internal dia) pipe after they are laid and tested complete all as specified (thickness of concrete bed 150mm) complete all as specified & directed.

All as per item No 17 above but for 200mm dia pipe, complete all as specified and directed.

All as per item No 17 above but for 300mm dia pipe, complete all as specified and directed.

M&L for reinforced concrete pipe class NP2, 150mm dia laid in trenches & jointed in cement mortar (1:2) with collars complete all as specified and directed.

M&L for reinforced concrete pipe class NP2, 200mm dia laid in trenches & jointed in cement mortar (1:2) with collars complete all as specified and directed.

M&L for reinforced concrete pipe class NP2, 300mm dia laid in trenches & jointed in cement mortar (1:2) with collars complete all as specified and directed.

Taking down cement or cement lime plaster on walls incl racking out joints, hacking for keys, scrubbing down with water etc complete all as specified & directed.

M&L for rendering 15mm thick on fair faces of brick work or concrete surfaces in ready mix mortar finished even and smooth using extra cement complete all as specified and directed.

Taking out sludge water semi solid or solid materials from manholes upto a depth 1.5mtr by manually or using super sucker machine, Jet machine, electric motor etc, removing and depositing into excavated pit of suitable size outside of MOD land (including necessary excavation and earth work in any type of soil) allowing initial percolation of sludge water and finally burying the entire solid/semi solid material completely underground complete all as specified and directed.

Taking out sludge water semi solid or solid materials from manholes for depth exc 1.5mtr but not exc 2.5 mtr by manually or using super sucker machine, Jet machine, electric motor etc, removing and depositing into excavated pit of suitable size outside of MOD land (including necessary excavation and earth work in any type of soil) allowing initial percolation of sludge water and finally burying the entire solid/semi solid material completely underground complete all as specified and directed.

Taking out sludge water semi solid or solid materials from manholes for depth exc 2.5mtr but not exc 3.5 mtr by manually or using super sucker machine, Jet machine, electric motor etc, removing and depositing into excavated pit of suitable size outside of MOD land (including necessary excavation and earth work in any type of soil) allowing initial percolation of sludge water and finally burying the entire solid/semi solid material completely underground complete all as specified and directed.

Taking out sludge water, semi solid or solid materials from manholes upto a depth of 5.5mtr by using only super sucker machine, removing and depositing into excavated pit of suitable size outside of MOD land (including necessary excavation and earth work in any type of soil) allowing initial percolation of sludge water and finally burying the entire solid/semi solid material completely underground complete all as specified and directed.

M&L for PCC 1:2:4 type B-1 using 20mm graded stone agg as in coping, kerbs, bed plates incl weathering slightly rounded or chamfered angle and throating complete all as specified and directed.

M&L for Cleaning and maintenance of sewage line / system from first manholes upto the final drop out let into the septic tank or central sewage system in running/flowing order without blockage having inner dia of pipe from 150mm to 300mm and depth varying upto 4.5 mtr in any situation manually or mechanically as required including sewage pump, sewage machine, super sucker etc complete all as specified & directed. NOTE :- Cleaning of manhole shall be measured and paid under respective item.

M&L for removal of blockage in between WC to Nahani trap/WC to Ist manhole/floor trap to nahani trap etc. by flexible roding and removal the all dirt up to a distance of 100 m omplete all as specified & directed . Note: (i) In case a blockage reoccured with in 07 days ,the same shall be removed without any extra cost to the govt.

Usha Contractors and Engineers

M/S DSSP Construction Co.

S GOURAV PRAKASH ENTERPRISES

M/S Davinder Kumar

JAIPAL AND BROTHERS

PRAHLAD NARAIN KOLI

M/S SHRINARAYAN MEENA