Expansion and Extension of sewerage network to unserved area in Shimla City for Summerhill Zone

Amount

Detailed survey of existing sewage network as desired including chaining ,levelling cleaning of site making of RDs in post.

Excavation in foundation, trenches etc., in earth work (in all kind of soil )such as pick work, jumper work, blasting work Kankar, moorum shingles including decomposed soft and hard rock i/c cutting of top of metelled road etc., upto all heights stacking the excavated earth not more than 3 meters clear from the edge of excavation and then returning the stacked soil in 15cm. layers, when required into plinth and sides of foundation etc., consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated earth up to all leads and lifts etc., complete in all respect.

Providing, laying jointing & testing in trenches centrifugal cast ductile iron (spun) pressure pipes as per IS:8329/2000 Class K-7 duly ISI marked, inside cement mortar lined suitable for tyton (push on joints) for sewer lines including cutting of pipes, chamfering where required (earth work in trenches and jointing of pipes to be measured and paid for separately) including carriage up to the site of work, testing etc., complete as per instructions of the Engineer-in-charge.

Providing & fixing in trenches centrifugal cast ductile iron fittings of 9523/2000 class A, series K-12 with inside cement mortar lined suitable for tyton (push on joints) with pipe as per item No. 3, such as socketed bends of all degrees, socketed, tees, collars and all other required fittings, including carriage up to the site of work, testing etc., complete as per instructions of the Engineer-in-charge.

150 mm dia double socket DI Bend of require degree

90 degree

45 degree

22.50 degree

11.25 degree

Providing and fixing DI Tee 150mm x 150 mm x 100mm

Providing and fixing DI Tee 150mm x 150 mm x 150mm

MJ Coller 150 mm dia

200 mm dia double socket DI Bend of require degree

90 degree

45 degree

22.50 degree

11.25 degree

providing and fixing DI Tee 200mm x 200 mm x 150mm

MJ Coller 200 mm dia

250 mm dia double socket DI Bend of require degree

90 degree

45 degree

22.50 degree

11.25 degree

MJ Coller 250 mm dia

Providing tyton (Push on joints) to Ductile iron pipes and fittings including the testing of the joints cost of rubber gasket (SBR quality) conforming to IS 12820/1989.

Construction of brick masonory Circular type manhole in cement mortar 1:3 (1 cement: 3 Sand) inside plastering 12 mm thick with cemnet mortar 1:3 (1cement :3 course sand ), finished with a floating coat of neat cement, foundation concrete 1:3:6 (1 cement : 3 sand :6 graded stone aggregate 40 mm nominale size) and making necessary cahnnels in cemnet concrete 1:2:4 (1 cement :2 course sand :4graded stone aggregate 20 mm nominale size) finished with a floating coat of neat cement inlcuding curing complete with the wall thickness 200 mm as per direction of Er- in- Charge.

For 0.91metres deep - 0.91metres dia at bottom and 0.56 meters dia at top

For 1.29metres deep - 0.91metres dia at bottom and 0.56 meters dia at top

For 1.68metres deep - 1.22metres dia at bottom and 0.56 meters dia at top

For 1.99metres deep - 1.52metres dia at bottom and 0.56 meters dia at top

External cement plaster 20mm thick for above manhole in C:M 1:3 (1 cement:3 sand)

Construction of RCC Manhole with 150mm thick wall with nominal reinforcement in 1:2:4 Excavation work by mechanical means (Hydraulic excavator)/manual means lift upto 1.5 m and disposal of surplus excavated soils as directed, within a lead of 50 m. Providing and laying in position cement concrete of specified grade 1:2:4 (1 cement: 2 coarse sand) 4 graded stone aggregate 20 mm nominal size), foundation concrete 1:3:6 (1 cement: 3 coarse sand) 6 graded stone aggregate 40 mm nominal size) and making necessary channel in cement mortar 1:2:4 (1 cement: 2 coarse sand) 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement complete including curing, centering, steel shuttering with S.F.R.C. cover and frame (heavy duty HD-20 grade dessignation) 560 mm internal dia mts Con-foring to IS : 12592 total wait of cover and frame to be not less than 182 kgs. fixed in cement concrate 1:2:4 ( 1 cement 2 sand 4 graded stone aggreate 20 mm nominale size) including fixing of 12 mm dia steel steps(Earthwork in foundation to be measured and paid for separately)As per direction of Er- in- Charge.

For 1.2 m dia up to depth 1.25 m

Construction of RCC supports (05.mtrX0.9mtrs) for supporting the sewerage pipeline (conceded in five supports for 1km) upto 3 mtrs height with nominal reinforcement in 1:2:4(1cement:2sand:4 graded stone aggregate 20mm nominal size) curing complete with foundation concrete 1:3:6(0.75mtrX1.20mtrX0.01mtrs) including centering , shuttering(steel) in all respects as per direction of Er in charge

Making connection of drain or sewer line with existing manhole including breaking into and making good the walls, floors with cement concrete 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) cement plastered on both sides with cement mortar 1:3 (1 cement : 3 coarse sand), finished with a floating coat of neat cement and making necessary channels for the drain etc. complete as direction of Er-in-charge.

For pipes 100 to 250 mm diameter

Dismantling G.I. pipes (external work) including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means including stacking of pipes within 50 metres lead as per direction of Engineer-in-charge

15 mm to 40 mm nominal bore

Above 40 mm nominal bore

Dismantling C.I. pipes including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means breaking lead caulked joints, melting of lead and making into blocks including stacking of pipes & lead at site within 50 metre lead as per direction of Engineer-in-charge:

Upto 150 mm diameter

Above 150 mm dia up to 300 mm dia

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including weep hole, attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., excluding the cost of centering, shuttering and finishing: b) For construction 1:1½:3 (1 cement : 1½ coarse sand) : 3 graded stone aggregate 20 mm nominal size).including curing complete in all respect all kind of soil as per direction of er-in-charge.

Steel Centering and shuttering including strutting, propping etc. and removal of form work for : Columns, Pillars, Piers, Abutments, Posts and Struts

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within all lead and lift as per direction of Engineer-in-charge. In cement mortar

Demolishing stone rubble masonry manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within all lead and lift as per direction of Engineer-in-charge In cement mortar

Demolishing R.C.C. work by mechanical means and stockpiling at designated locations and disposal of dismantled materials up to a lead of 1 kilometre, stacking serviceable and unserviceable material separately including cutting reinforcement bars.

Disposal of moorum/building rubbish/ malba/ similar unserviceable, dismantled or waste material by mechanical transport including loading, transporting, unloading to approved municipal dumping ground for lead upto 10 km for all lifts, complete as per directions of Engineer-in-charge. Note -item to be applicable in urban areas having directions for restricted hours for movement/ plying of load carrying motor vehicle of 3.5 cum or more. (For pipe line)

For manhole

For House Srvice Connection.

Constructing brick masonry road gully chamber 45x45x77.5 cm with bricks in cement mortar 1:4 (1 cement : 4 coarse sand ) with precast R.C.C. vertical grating complete as per standard design :With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 complete as direction of er-in-charge.

Stone sooling for path restoration

Providing and laying cement concrete 1:2:4 stone aggregate of 20 mm excluding cost of form work including curing complete as per direction of er-in-charge. (For path restoration)

JAI BHUSHAN MALIK