REPAIRS/ CLEANING OF SEWER LINES, SEPTIC TANKS AND OTHER MISC WORKS AT AF STN MOUNT ABU UNDER AGE B/R-I, GE (AF) NO 2 JODHPUR

Amount

Cleaning of pipe drains by rodding 100mm internal dia drain pipe upto 1.50 m in depth and removal of sludge/silt/liquid/mud and sand (in foul position) etc out side the MOD land including testing of drains by filling the pipes with water complete all as specified & as directed by Engineer-in-Charge.

All as per item No 1 here-in-before but cleaning of 150mm internal dia drain pipe not exceeding 1.5m in depth.

Cleaning of manhole upto 1 m depth and removal of sludge silt/liquid/mud/sand/water etc in foul position to out side the MOD land complete all as specified and directed by the Engineer-in-Charge.

All as per item No 3 here-in-before but exceeding 1m and not exceeding 2m in depth.

Dewatering/desilting of septic tanks,soak wells etc cleaning of all sludge,silt residue of both organic and inorganice nature by manual labour or mechnical scrappers etc and disposal of the same out side the defence land incl dumping the material to any depth complete all as specified and directed by EIC.

Demolition & breaking up drain pipes (salt glazed stone ware, AC or reinforced concrete) set in cement mortar, internal dia of pipe 200 mm.

All as per item No. 6 here-in-before but for 300 mm internal dia.

M&L 150 mm internal dia salt glazed stone ware drain pipes laid in trenches and jointed complete all as specified.

All as per item No 09 here-in-before but bore of pipe 200 mm.

S&F reinforced cement concrete pipes 300 dia class NP2, laid and jointed complete with collars complete all as specified.

M&L concrete bed to 300 mm bore drain pipes in cement concrete 1:3:6 type C-2 using 40 mm graded stone aggregates including packing under and haunching against the sides of pipes after they are laid and tested.

Ditto all as per item No. 11 here in before but bore of pipe 200 mm

Excavation in trenches not exceeding 1.50m wide and not exceeding 1.50 m in depth for manholes & sewage lines and getting out in soft/loose soil.

Demolition of brick work built in cement mortar of any description.

Demolition of cement concrete of any description and in any position as in bed of drain pipes etc.

M&L cement concrete type C-2 1:3:6 ( 40 mm graded aggregate) as in foundation, filling and mass concrete.

M & L for brick work with sub class 'B' Bricks straight or curved on plan exceeding 6m mean radius built in cement mortar 1:4 as in manholes.

M&L 15mm thick rendering on fair faces of brick work or concrete surfaces in cement mortar 1:4.

M&L for providing cement concrete 1:2:4, type B1, using 20 mm graded stone aggregates as in coping

M&L PCC 1:2:4 type B2 as in surface channels and drains & benching of manholes and finishing even and smooth with out using extra cement.

Returning filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm.

Removing excavated materials to a distance not exceeding 50 Mtr and depositing where directed at a level not exceeding 1.5 Mtr above the starting point

Cutting into existing manholes for connecting new drains, making good to pipes and rendering, cutting out existing benching for & forming branch channel (1/2 round or 3/4 Section) in cement concrete 1:2:4 type B-1 smooth finished and reforming benching as required, Internal dia of pipe 150mm.

All as per item No 23 here-in-before but bore of pipe 225 mm.

S&F in repairs cast iron Nahani trap with grating including jointing to waste pipe, fixed in cement concrete 1:2:4, type B-1, using 20 mm graded stone aggregate, dia of outlet 100 mm.

Demolition of manhole cover of any size any position

S&F SFRC manhole cover size 600 mm x 600 mm dia x 70 mm thick with frame set in cement mortar 1:4 complete all as specified and as directed by Engineer-in-Charge. Notes: - (i) Make of SFRC Manhole/drain cover and frame : (a) M/s PS Concrete. (b) M/s KK Manhole.(c) Or equivalent as approved by GE” (ii) Contractor will provide manufactuerer test certificate of SFRC cover & frame

S&F SFRC manhole cover size 450mmx450mm x 40mm thick with cover set in CM 1:4 for gully trap with frame set in cement mortar 1:4 complete all as specified and as directed by Engineer-in-Charge. Notes: - (i) Make of SFRC Manhole/drain cover and frame : (a) M/s PS Concrete. (b) M/s KK Manhole.(c) Or equivalent as approved by GE” (ii) Contractor will provide manufactuerer test certificate of SFRC cover & frame

Dismantling of cast iron or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches, all as specified and directed.

S&F 100 mm dia cast iron pipe with spigot and sockets & vertically cost, class A, in any length laid in trenches pipe single socketed in any length with rubber ring joint fix to walls incl suitable clamps.

S&F Cast iron bends 100 mm dia (any type, radius an angle) Tapers any type, (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch, `Y' junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs complete all as specified and directed by Engr-in-Charge.

Dismantling wrought iron or mild steel/Cost Iron work of any description not otherwise provided for all as specified and directed by Engr-in-Charge.

S&F cast iron sand caste soil waste & vent pipes 100mm bore in any length with or without ears with cement joints fixed to walls complete all as specified and as directed by Engineer-in-Charge.

S&F 75mm bore cast iron sand cast soil waste and vent pipe in any length with or without ears fixed to walls with lead joints (Lead joints measured separately) complete all as specified and directed by Engineer in charge.

S&F CI branch piece single (equal or unequal) ordinary or invented (spigot or socket type) or with parallel branches, bore of pipe 100mm.

S&F Cast iron branch piece 75 mm bore size with oval access door single ( equal or un equal ) ordinary or inverted ( spigot or socket type) or with parallel branches complete all as specified and directed by Engineer in charge.

S&F Cast iron bends any radius, diminishing pieces or tapers 100mm bore size complete all as specified and directed by Engineer in charge

S&F 75mm bore CI bends, Diminishing pieces or tapers fixed with lead joints (lead joints measured separately

Choudhary Traders and Engineers

M/S Balkishan Panwar Construction