REPAIR / MAINTENANCE TO SEWAGE SYSTEM BY CLEANING OF SEPTIC TANK, MANHOLES, SEWAGE LINES,GULLY TRAPS INCLUDING DRAIN,FENCING AND COMPOUND WALL ETC AT LITTLE BINAGA, BAITHKOL, KAMAT BAY AND NOM AT NAVAL BASE KARWAR

Amount

M & L for removal of blockage and cleaning of sewage lines of 100 mm bore by rodding from manholes to manholes or manholes to cleaning eyes, taking out all debris, sludges and solid materials from sewage lines and removing outside MD land and well flushing with water complete all as specified and directed by Engr-in-Charge.

Description all as per item No.1.00 herein before but 150 mm bore.

Description all as per item No.1.00 herein before but 200 mm bore.

Description all as per item No 1.00 herein before but 250 mm bore.

Description all as per item No.1.00 herein before but 400 mm bore.

M & L for removal of blockage/ waste and cleaning gully traps and Nahani traps of any description and size for smooth flow complete all as specified and directed.

M & L for removal of blockage and cleaning of manholes of size 800 mm x 800 mm and upto a depth of 1 m by removing sludge/ liquid foul /waste etc complete and ensuring smooth flow of sewage including sprinkling of bleaching powder after cleaning of manholes and disposing the waste outside defence land complete all as specified and directed.

Description all as per item No. 7.00 herein before but manhole of size 900 mm x 1200 mm and depth of manhole exceeding 1m and not exceeding 2 m complete all as specified.

Description all as per item No. 7.00 herein before but manhole of size 1400 mm dia and depth of manhole exceeding 2 m and not exceeding 3 m complete all as specified..

Description all as per item No. 7.00 herein before but manhole of size 1400 mm dia and depth of manhole exceeding 3m and not exceeding 4m complete all as specified..

Description all as per item No. 7.00 herein before but manhole of size 1400 mm dia and depth of manhole exceeding 4 m and not exceeding 5m complete all as specified.

Cleaning of septic tanks by bailing out /removing the solid / semi solid / liquid sludge in foul condition in closed containers and removing/ disposing the waste outside the MD land including refixing the cover properly after washing the septic tank with clean water complete all as specified and directed.

Excavation in trenches not exc 1.5 m wide and not exc 1.5 m in depth for taking up / laying sewer lines and getting out in soft/loose soil complete all as specified and directed.

Description all as per item No.13.00 herein before but exc 1.5 m and not exc 3.0 m deep complete all as specified.

Excavation over areas not exc 1.5 m deep in soft and loose soil and getting out complete all as specified and directed.

Excavation over areas exc 1.5 m and not exc 3 m deep in soft and loose soil and getting out complete all as specified and directed.

Excavation over areas exc 3 m and not exc 4.5 m deep in soft and loose soil and getting out complete all as specified and directed.

Returning, filling in soil including spreading, levelling, watering and well ramming in layers not exc 25 cm complete all as specified and directed.

Removing of excavated soil to a distance not exc 50 m and depositing where directed at a level not exc 1.5 m above starting point complete all as specified and directed.

Demolition and breaking up drain pipes 100 mm dia (Salt Glazed ware, AC or reinforced concrete) set in cement mortar including PCC bed and haunching and removal of debris outside the MD land complete all as specified and directed.

Description all as per item No. 20.00 herein before but 150 mm dia complete all as specified.

Description all as per item No. 20.00 herein before but 200 mm dia complete all as specified.

Description all as per item No. 20.00 herein before but 250 mm dia complete all as specified.

M&L for Salt Glazed Stoneware pipes grade 'A',100 mm bore, laid in trenches and jointed complete all as specified and directed.

Description all as per item No. 24.00 herein before but 150 mm bore complete all as specified.

Supply & laying 200 mm bore reinforced concrete pipes, class NP2, laid and jointed complete with collars and testing complete all as specified and directed.

Supply & laying 250 mm bore reinforced concrete pipes, class NP2, laid and jointed complete with collars and testing complete all as specified and directed.

M&L for PCC 1:3:6 type C2 (using 40 mm graded stone aggregate) for bed to drain pipe 100 mm bore including packing under and haunching against the sides of pipes after they are laid and tested all as specified and directed.

Description all as per item No. 28.00 herein before but bed to 150 mm bore complete all as specified.

Description all as per item No. 28.00 herein before but bed to 200 mm bore complete all as specified.

Description all as per item No. 28.00 herein before but bed to 250 mm bore complete all as specified.

S&F cast iron soil, waste and vent spun pipes 100 mm dia, in any length with or without ears, with cement joints, laid in trenches or in floors and including taking down existing complete all as specified and directed.

S & F cast iron soil, waste and vent spun pipes 75 mm dia, in any length with or without ears, with cement joints, laid in trenches or in floors and including taking down existing complete all as specified and directed.

S & F cast iron bends 100 mm dia (any radius) diminishing pieces or tapers (larger bore measured) complete all as specified and directed.

S & F cast iron bends 75 mm dia (any radius) diminishing pieces or tapers (larger bore measured) complete all as specified and directed.

Demolition of precast concrete block walling built in cement mortar complete all as specified and directed.

M & L for walling of random rubble, masonary uncoursed, well bonded, bedded and solidly hearted built in cement mortar 1: 6 complete all as specified and directed.

M&L for providing precast cement concrete block masonary with solid blocks exc 10 cm width, type C-1 (1:3:6) using 20mm graded aggregate and set in cement mortar (1:4) all as specified and directed.

M & L for rendering 15 mm thick in cement mortar 1:4 on fair faces of brick work or concrete surfaces mixed with water proofing compound finished even and smooth without using extra cement complete all as specified and directed. NOTE: Water proofing compound shall be measured and paid separately.

Supply only Water proofing compound complete all specified

M&L for preparing the new plastered surfaces and applying three coats of white lime washing on walls complete all as specified and direcrted.

Demolition of RCC cover slab for manholes etc complete all as specified and directed.

M & L for pre-cast reinforcement cement concrete (1:2:4) Type B-1, using 20 mm graded stone aggregate as in cover slab for manholes etc and set in CM 1:6 complete all as specified and directed. (Note : TMT bars and MS Flat iron will be measured and paid separately).

S & F mild steel TMT bars 10 mm dia and over, cut to length bent to shape required including cranking bending etc TMT bars complete all as specified and directed.

S & F in repairs Cast iron work grade FG 150, articles exc 5kg each unmachined, in brackets, gully traps,gratings, railing, frames,manhole covers, fire and soot doors, dampers, stopvalve boxes, gate stops,parts of ranges, balusters and similar articles complete all as specified and directed.

S&F flat iron for surrounding of cover slab for manholes etc and similar work conforming to Fe 290 grade E-165 complete all as specified and directed.

Dismantling cast iron work of any description

Dismantling posts or struts including GI barbed wire (wood,steel or RCC) from natural ground any section including taking out embedded portion and making good distrubed ground complete all as specified.

Excavation in post holes (or similar holes) in hard/dense soil each not exc 0.50 Cum and getting out returning, filling in and ramming earth around, in layers n exc 25 cm , watering and removing surplus soil to a distance not exc 50 Mtr and making good surfaces complete all as specified and directed.

M&L for cemnt concrete 1:3:6 type C-2 using 40mm graded mechanically crushed stone aggregate as in foundation filling and mass concret complete all as specified and directed

S & F mild steel framed work such as grills, gratings etc with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe 410-W (Gde E-250) quality complete all as specifed and directed

S&F MS work as in fencing post and struts including cutting tops to shape as directed, including imbeding in concrete and all necessary drilling holes,bolting or riveting,welding,notching for wire etc and similar work conforming to grade Fe-410 or Fe-310 complete all as specified and directed.

S&F MS flats iron fillets for securing chain link fencing including all necessary drilling holes, bolting or riveting etc and similar work conforming to grade Fe-410 or Fe-310 complete all as specified and directed.

Mild steel screw bolt (machine made 11 to 15mm dia of shank with hexagonal or square heads at one end and screwed the other or screwed both ends each screwed and to fitted with washers and one hexagonal or square nut length of bolt n.exc 5cm long and dia of shank 5 to 10mm complete all as specified and directed

M&L for two coats of synthetic enamel paint over a coat of red oxide primer including preparation of new steel surfaces of any description exceeding 10cm width or girth complete all as specified & directed

Dismantling of Plain or corrugated steel sheeting, any gauge, thickness, including ridges, hips, valleys and flashings complete all as specified and directed.

S&F pre- painted Galvalume Aluminium Zinc coating GI based corrugated steel sheets 0.5 mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and directed.

S&F in repair galvanized 2 strand steel barbed wire 2.24 mm dia barbed with 2mm dia bars at 75 mm spacing and straining and fixed to any type of standard rail straining bolts, including securing or tying at crossing with and provision of galvanized mild steel wire, staple or steel pins etc complete all as specified and directed. (Each line wire to be measured)

Restraining, resecuring including making good staples to galvanised 2 strand steel barbed wire any dia barbed with 2mm dia bars at 75mm spacing and in any position etc complete all as specified and directed.

S&F punched tape 0.5mm thick & 1050 mm dia concertina coil, 125 to 127 clips per 6m length and 01 RM cocertina coil using 10 to 15 RM single wire etc including dismantling & removing of existing coil complete all as specified and directed.

Supply only chain link MS galvanized fencing of any mesh size and type complete all as specified and directed Note. Fixing shall be measured and paid separately.

Fixing only in repair chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provision of binding wire complete all as specified and directed. Note : Chain link mesh will be measured and paid seperately.

Mild steel round bars 10mm dia and over for securing chain link fencing cut to length bent to shape required incl binding bolting etc complete confirming to Fe-290 Gde E-165 all as specifed and directed

M/s. Prakash Engineers Contractors and Suppliers