Repair to sewage system, manhole cover and cleaning of sewage line, septic tank, manhole and soakage well in Tech area at AF Stn Jaisalmer

Amount

Excavating in trenches not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth for foundation etc or for shafts, wells cesspits, manholes, pier holes etc or not exceeding 10 sqm on plan and not exceeding 1.5m in depth and getting out in soft/loose soil complete all as specified and directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick in soft/loose soil complete all as specified and directed.

Removal of excavated soil/ material to a distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.50 metre above the starting point complete all as specified.

Squared rubble walling, Jodhpur type regular coursed, well bonded, bedded and solidly hearted, built in cement mortar (1:6) including demolition of brick work or stone/boulder masonry built in cement mortar complete as specified and directed.

All as per serial item No. 4.00 here-in-before but except stone complete all as specified and directed.

Extra over stone walling for hammer dressing with maximum dipression on face from sraight edge held against the dresses surface n exc 20mm and dressing of face beds and joints as specified to square rubble walling, jodhpur type, brought upto courses complete all as specified and directed.

Demolition of plain cement concrete (unreinforced) in ground floors and pavings not exceeding 15cm thickness (below or above ground level) complete all as specified and directed.

75mm thick Plain Cement Concrete 1:3:6 type C-2 (using 40mm graded stone aggregate) as floor and plinth protection, finishing surface even and smooth without using extra cement complete all as specified and directed.

Demolition of reinforced cement concrete of any description and in any position and cover slab for manholes (including cutting of reinforcement cut as required to facilitate demolition) all as specified & as directed.

Providing Precast Cement Concrete 1:2:4 type B1 (using 20mm graded stone aggregate) as in landing cover slab (for manholes) and similar articles with plain faces including use and waste of formwork as required and set in cement and sand mortar (1:6) complete all as specified & directed.

Mild steel 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 complete all as specified.

PCC (1:4:8) Type D-2 (using 40mm graded stone aggregate) as in foundations for manholes complete all as specified and directed.

Plain cement concrete (1:2:4) Type B-1 (using 20mm graded stone aggregate) as in surface channels, drains and benching for manholes finished even and smooth etc complete all as specified and directed.

Plain cement concrete (1:3:6) type C-1 (using 20mm graded stone aggregate) as in coping and like including weathering slightly rounded or chamfered angles and throating and necessary formwork as required and finishing the top surface of concrete even and smooth without using extra cement complete all as specified and directed.

12mm thick internal plaster in cement mortar (1:4) on fair faces of brick work or concrete surfaces of wall, finished even and fair without using extra cement including taking down old cement plaster, complete all as specified and directed.

Preparation of newly plastered or unplastered surfaces of wall and applying two coats of cement base paint over a coat of alkali resistant primer complete all as specified and directed.

Reinforced concrete pipe, 200mm bore class NP-2, laid and jointed complete with collars, laid and jointed on concrete bed including demolition and breaking up drain pipes 200mm dia (salt glazed ware AC or reinforcement concrete set in cement mortar complete all as specified and directed.

PCC 1:4:8 type D-2 using 40mm graded stone aggregate in bedconrete of drain pipes, including forming cradles against the sides of pipe they are laid and tested complete for 200mm bore pipe complete all as specified and as directed.

Cutting into existing manholes/Septic tank for connecting new drains making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B1 smooth finished and reforming benching as required for 150mm bore pipe complete all as specified and directed.

75mm thick PCC 1:4:8 type D-2 (using 40mm graded crushed stone aggregate) as in sub base of flooring finishing cement concrete surface fair and even complete all as specified and directed.

Machine pressed factory made rubber moulded precast concrete interlocking paver block any shape and size conforming to IS-15658-2006 of 60mm thickness, M-35 grade with grey cement with pigment over and including 25mm thick machanicaly compacted thickness of sand bedding below paver tiles laid to required level & slope complete all as specified and directed.

Factory made chequered cement concrete tiles, 25cm x 25cm x 25mm thick, set, jointed and pointed in neat cement slurry in floors with mixture of grey cement and pigment over and including 15mm thick screed bed in cement and sand mortar 1:6 complete all as specified and directed.

Cleaning of manhole of any capacity or description but depth not exceeding 1.00 metre including pumping out fluid or sludge, cleaning of sludge from manhole, placing the cover of manhole in same position and removing the sludge in covered van/trolley out side the Air Force comp area, complete, all as directed and directed.

Cleaning of sewage line of 100mm/150mm/200mm bore by roding and flush water in line after roding to clean the line complete all as specified and directed.

Cleaning of septic tank of 100 users capacity by balling out taking out sludge and removing the sludge to a distance exceeding 1.50 Km but not exceeding 2.00 Km from the Air Force camp area including removing stone patti/RCC cover slab and refixing the same position complete all as specified and directed.

All as per serial item No. 25.00 here-in-before but 50 users complete all as specified and directed.

All as per serial item No. 25.00 here-in-before but 25 users complete all as specified and directed.

All as per serial item No. 25.00 here-in-before but 10 users complete all as specified and directed.

Removal of blockage in between WC and nahani trap/WC to 1st manhole / floor trap to nahani trap etc. by flexible roding and removal the all dirt upto a distance of 100m complete all as specified and directed. Note : (i) In case a blockage reoccured within 7 days the same shall be removed without any extra cost of the Govt. (ii) Cleaning of line in between manhole where in the blockage remove shall deemed to incl the rate coated. (iii) If contractor failed to clear the blockage within 24 hours from the receipt of complaint, a penalty of Rs. 50/- per day will charge upto 7 days and after 7 days same will be Rs. 100/- till completion of complaint.

Leelashah Enterprises

MARUDHARA CONSTRUCTION COMPANY

M/s RKG CONSTRUCTIONS