A/R and M/O PWD Roads under Sub-Division-4 of Division C and ND Roads during 2025-26. (SH - Repair of footpath of Shamnath Marg and Delhi University (North Campus) Roads).

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

1:2:4 (1 Cement : 2 coarse sand(zone-III) derived from natural sources : 4 graded stone aggregate 40 mm nominal size derived from natural sources).

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

1:5:10 (1 cement : 5 coarse sand (zone-III) derived from natural sources : 10 graded stone aggregate 40 mm nominal size derived from natural sources)

Providing and laying in position ready mixed or site batched design mix cement concrete for plain cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering and finishing as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the minimum specified cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement.

All works up to plinth level: M-10 grade plain cement concrete (cement content considered @ 220 kg/cum).

All works up to plinth level: Concrete of M25 grade with minimum cement content of 300 kg /cum

Stone work (machine cut edges) for wall lining etc. (veneer work) upto 10 metre height, backing filled with a grout of average 12 mm thick cement mortar 1:3 (1 cement : 3 coarse sand) including pointing in white cement mortar 1:2 (1 white cement : 2 stone dust) with an admixture of pigment matching the stone shade : (To be secured to the backing and the sides by means of cramps and pins which shall be paid for separately) :

Red sand stone - exposed face fine dressed with rough backing. 40 mm thick

40 mm thick fine dressed stone flooring over 20 mm (average) thick base of cement mortar 1:5 (1 cement : 5 coarse sand) with joints finished flush.

Red sand stone

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.

Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.

Nominal concrete 1:4:8 or leaner mix (i/c equivalent design mix)

Dismantling stone slab flooring laid in cement mortar including stacking of serviceable material and disposal of unserviceable material within 50 metres lead

Dismantling of flexible pavement (bituminous courses) by mechanical means and disposal of dismantled material up to a lead of 1 kilometre, as per direction of Engineer-in-charge.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5mm), including making drainage opening wherever required complete etc. as per direction of Engineer-in-charge (length of finished kerb edging shall be measured for payment). (Precast C.C. kerb stone shall be approved by Engineer-in-charge).

Taking out existing kerb stones of all types from footpath/ central verge, including removal of mortar etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge.

Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, for which payment shall be madeseparately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge.

Laying old cement concrete interlocking paver blocks of any design/ shape laid in required line, level, curvature, colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge. (Old CC paver blocks shall be supplied by the department free of cost). NOTE: 1) Nothing extra shall be paid for fixing the paver block after cutting into sizee for filling the gaps between kerb stone/ wall/ obstruction/ discontinuity/ other blocks at the edges/ around the unpaved tree edges etc. 2) The contractor shall be responsible for implementing measures to mitigate rat infestation issues that may potentially damage the footpaths and tiles. This includes the application of pesticides, rat-killing medicines, chemicals & the incorporation of ground glasses with sand and soil beneath the tiles as deemed necessary to deter rodent activity. 3) Only paved portion of the footpath will be measured for payment process (i.e. excluding of unpaved portion around trees, green patches, soil patches meant for green areas).

Laying at or near ground level Old Kerb Stones of all types in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement : 3 coarse sand), including making joints with or without grooves (thickness of joints, except at sharp curve, shall not be more than 5 mm), including making drainage opening wherever required etc. complete as per direction of Engineer-in-charge. (Length of finished kerb edging shall be measured for payment). (Old kerb stones shall be supplied by the department free of cost). NOTE: 1) Nothing extra shall be paid for fixing the kerb stone after cutting into size for filling the gaps between kerb stone/ wall/ obstruction/ discontinuity/ other blocks at the edges/ around the unpaved tree edges etc. 2) The contractor shall be responsible for implementing measures to mitigate rat infestation issues that may potentially damage the footpaths and tiles. This includes the application of pesticides, rat-killing medicines, chemicals & the incorporation of ground glasses with sand and soil beneath the tiles as deemed necessary to deter rodent activity.

Providing and laying factory made chamfered edge Cement Concrete paver blocks in footpath, parks, lawns, drive ways or light traffic parking etc, of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over 50 mm thick compacted bed of sand, compacting and proper embedding/laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand. complete all as per direction of Engineer-in-Charge.

60 mm thick cement concrete paver block of M-35 grade with approved colour, design & pattern.

Providing and fixing 10x10x7.50 cm Granite stone block hand cut and chisel dressed on top, for paving in floors, drains etc. laid over 20mm thick base mortar 1:4 (1 cement : 4 coarse sand) with joints 10mm wide filled with same mortar including ruled pointing etc. complete as per direction of engineer-in-charge.

Modified Estimate Cost after correction on DSR items on a/c of [email protected] i.e. deduct for effect of correction factor on Item No. 1 to 16 (1-0.973)=0.027 on X (DSR Item)

Add 3% cost index on DSR items

Providing and laying Tactile tile (for vision impaired persons as per standards) of size 300x300x60 mm having with water absorption less than 0.5% and conforming to 1S:15622 of approved make in all colours and shades in for outdoor floors such as footpath, court yard, multi modals location etc, laid on 20 mm thick base of cement mortar 1:4 (1 cement : 4 coarse sand) in all shapes & patterns including grouting the joints with white cement mixed with matching pigments etc. complete as per direction of Engineer-in-Charge.

60mm thick Tactile paver block of M-30 grade with approved colour, design & pattern.

Disposal of building rubbish by mechanical transport fitted with GPS Mechanism i/c loading and unloading and spreading with all leads and lifts upto nearest Govt. authorized dumping ground complete as per the direction of Engineer-in-Charge (Payment will be made on production of print out of GPS Mechanism & receipt from govt authorized dumping ground. Dumping ground tax if any shall be reimbursed separately on production of receipt).

Providing & laying at or near ground level Red Sand Kerb Stone of various size from 300 mm to 600 mm length, 300 mm height & 150 mm width, as per requirement of the site. The top end of the Kerb stone champhering for a height of 75 mm with 75 mm width at top, Kerb stone shall be fixed in position to the required line, level & curvature, jointed with cement mortar 1:3 (1 as per direction of engineer-in-charge. Red Sand Kerb Stone

Providing and laying tactile tile (for vision impaired persons as per standards) M-30 grade of size 300x300x25mm with 5mm projection and conforming to IS: 15622, of approved make in all colours and shades in outdoor floors such as footpath, court yard, multi modals location etc., laid on 20mm thick base of cement mortar 1:4 (1 cement : 4 coarse sand) in all shapes & patterns including grouting the joints with white cement mixed with matching pigments etc. complete as per direction of Engineer-in-Charge.

Providing and laying at or near ground level factory made kerb channel/saucer drain of size 300x300x100 mm M-30 grade cement concrete of any design & shape in position to the required line, level and curvature over and including 20 mm (average) thick base laid of cement mortar 1:4 (1 cement : 4 coarse sand) including making jointless and making drainage opening wherever required complete etc. as per direction of Engineer-in-charge. (Area of finished kerb channel/saucer drain shall be measured for payment). (Precast cement concrete kerb channel/saucer drain shall be approved by Engineer-in-Charge).

Credit of old demolished paver block etc. Received after demolishing at site all complete as per direction of Engineer-in-charge.

Credit of old demolished Kerb Stone etc. received after Demolishing at site all complete as per direction of Engineer-in-Charge.

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