Strengthening of Sangam Vihar Road (Jagatpur Road) from CH 0.00 to CH 1231 under Sub Division-1, Division C and ND-R New Delhi.

Sub-Head:- Road Work Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth, lead up to 50m and lift up to 1.5m,as directed by Engineer-in-Charge.

All kinds of soil both sides for CC berm

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m.

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/Portland Slag 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 upto 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: All works up to plinth level:

Concrete of M-10 grade with minimum cement content of 220 kg/cum.

Concrete of M25 grade with minimum cement content of 300 kg /cum

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:6 (1 cement : 6 coarse sand)

Cement plaster 1:3 (1 cement: 3 coarse sand) finished with a floating coat of neat cement. 12 mm cement plaster

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade: Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture.

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 (including equivalent design mix).

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Providing and applying tack coat using bitumen emulsion conforming to IS: 8887, using emulsion pressure distributer including preparing the surface & cleaning with mechanical broom. With medium setting bitumen emulsion

On W.B.M / W.M.M. @ 0.4kg/sqm

On bituminous surface @ 0.25kg/sqm

Providing and fixing Glow studs of size 100x20 mm made of heavy duty body shall be moulded ASA ( Acrylic Styrene Acryloretrite) or HIP ( High Impact Polystyrene) or ABS having electronically welded micro prismatic lens with abrasion resistant coating as approved by Engineer-in-charge. The cats eye shall support a load of 13635 kg. tested in accordance with ASTM D4280. The slope of retro - reflective surface shall be 35 +/-5 degrees to base. The reflective panels on both sides with at least 12 cm of reflective area up each side. The luminance intensity should be as per the specification and shall be tested as described in ASTM I; 809 as recommended in BS : 873 part 4 : 1973, The studs shall be fixed to the Road surface using the adhesive conforming to IS, as per procedure recommended by the manufacturer complete and as per direction of Engineer -in-charge.

Providing and laying Dense Graded Bituminous Macadam using crushed stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher equiped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desired compaction and density, complete as per specifications and directions of Engineer-in-Charge.

50 to 100 mm average compacted thickness with bitumen of grade VG-40 @5% (percentage by weight of total mix) and lime filler @ 2% (percentage by weight of Aggregate) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity.

Providing and laying Bituminous concrete using crushed stone aggregates of specified grading premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher equipped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction and density as per specification, complete and as per directions of Engineer-in-Charge.

40/50 mm compacted thickness with bitumen of grade VG-30 @ 5.5% (percentage by weight of total mix) and lime filler @ 3% (percentage by weight of Aggregate) and waste plastic additive @ 8% (percentage by weight of bitumen) prepared in Batch Type Hot Mix Plant of 100- 120 TPH capacity.

Providing and applying 2.5 mm thick road marking strips (retroreflective) of specified shade/ colour using hot thermoplastic material by fully/ semi automatic thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser, propane tank heater and profile shoe heater, driven by experienced operator on road surface including cost of material, labour,T&P, cleaning the road surface of all dirt, seals, oil, grease and foreign material etc. complete as per direction of Engineer-in-charge and accordance with applicable specifications.

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 coarsesand), 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).

Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm ) to wet mix macadam (WMM) specification including premixing the material with water at OMC in for all leads & lifts, laying in uniform layers with mechanical paverfinisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as per specifications and directions of 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 made separately and stacking of serviceable material within 50 metre lead 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 DSR Items ((1-0.973)-0.027 on (DSR Items

Add Cost Index @ 3% on DSR Items

Sub-Head:- Non-DSR Providing and fixing solar studs as per Specifications: Construction: Aluminum-alloy shell, 100% water proof design according to Ip65, Dimension: 125 mm x 125 mm x 25mm (shank 60mm), High efficiency mono-crystalline Solar Panel 2:4 V/0.3 watt., One Ni-Mh or NI-cd rechargeable battery (1.2V/1600 MA), Six super bright LEDs with 10,000 to 18,000 mcd (Millicandela), view distance upto 1000 meters. Flash rate : 2Hz or according to customers requirements, bearable weight : 10 tons approx, color: Yellow, red, blue, green or white, working time: 3 to 45 days after fully charged battery, charging time : 5 to 6 hours from direct sun light working temp : 100 – 750c, life span: three to five years, easy installation, no maintenance, Unbreakable poly carbonate clear facing designed for maintenance free operation, automatically turns on at night and turns off at dawn, high visibility LED’s ensure easy and safe night driving. As approved by Engineer-in-Charge. The studs shall be fixed to the Road surface using the adhesive conforming to IS. As per procedure recommended by the manufacturer complete and as per direction of Engineer-in-Charge.

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 20 mm thick bed of cement mortar 1:4 (1 cement : 4 coarse sand), compacting and proper embedding/laying of inter locking paver blocks including grouting the joints with white cement mixed with matching pigments etc. complete as per the direction of Engineer-in-Charge.a) 60 mm thick cement concrete inter locking paver block of M-35 grade with approved colour, design & pattern.

Cold Milling of Asphaltic Surface/Pavement (Removal of BC/DBM or any asphaltic material from road Surface/Concrete Surface) in thickness of 25 to 100 mm so as to below in shape, slope and undamaged workable to lay fresh layer of asphaltic material in line, level, size, depths directed by Engineer-in-Charge including transportation and disposal of removed material from site for all lift and leads, cleaning of surface and making good or asphalting work including local repair of damages/ distress occurre after milling etc. complete as per method and machinery prescribed in IRC.

Providing and applying 7.5 mm thick road marking strips (retro- reflective) of specified shade/ colour using hot thermoplastic material by fully/ semi automatic thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser, propane tank heater and profile shoe heater, driven by experienced operator on road surface including cost of material, labour ,T&P, cleaning the road surface of all dirt, seals, oil, grease and foreign material etc. complete as per direction of Engineer-in-charge and accordance with applicable specifications.

Providing and fixing spring post made of special PU (Poly Urethane) material should having the following features for durability and performance: - 1. The body of spring post should be made of virgin special flexible material PU (Polyurethane). 2. It can be quickly retsored to its original state without doing any damage to spring post as well as vehicles in case of high - speed collision by vehicles. 3. Two bands of special heat transfer tape/high quality tape adhesive of minimum 70 mm must be pasted on the spring post for better and clear visiblity in the night. 4. It should keep excellent, mechanical and chemical propertoes such as impact resisitance and tensile strength to withstand in very hot or very cold temperatures. 5. It should have ultra violet stablizer so that it is not discoloured. 6. It should be in three different parts: upper tubuler part should be made out of PU & two bottom parts should be made out of ABS (Astronitrilite Butadine Styrene). 7. All three parts should be assembled together with the help of three nuts and bolts. 8. Specialy epoxy bond is used to fix the spring post with road surface. The bond should be so strong that post will not be deviated by strong impact after installation. 9. Dimensions : Length 710 mm, upper dia 80 mm & bottom dia is 210 mm. Weight of the upper body is 1100 gms, outer/inner part (lower part) 500 gms and weight of nuts/bolts 180 gms approx. Total weight of the spring post should not be less than 1800 gms approx.

Providing and Fixing of Flexible Median Markers which shall be made of combination of tough, high impact resistant molded thermoplastic body along with florescent yellow color retro-reflective type XI sheeting with minimum exposed reflective area 285 square mm and with rebound property. The reflective sheeting should confirm to Type XI Florescent Yellow sheeting as per IRC 67 2012 and ASTM D4956-11. The flexible median marker shall have overall height of minimum 180 mm, body thickness of minimum 2mm and shank depth of minimum 30mm. The retro-reflective sheeting shall be on both sides of the Flexible Median Marker and shall be edge protected with no exposed edges which will prevent edge lifting, vandalism, sheeting damage, etc. The edge of sheeting should not come out easily by putting nails, sharp objects etc. The logo of the manufacturer shall be embossed on either side of the body. The plastics used for the molding the flexible median marker shall have a minimum notched Izod Impact strength value of 4.11J/cm (@thickness 3.17mm) at room temperature, tested in accordance with ASTM D256. The product design has to with stand all natural impacts and should not get damaged if any pedestrian stamp on top of it intentionally or unintentionally. The product should bend up to 90 degree on both sides without breakage or damage. The product shall be povided with 3 year outdoor weathering report as per ASTM & IRC Standards & 10 year warranty confirmation as per IRC 67:2012 standards for the reflective sheeting used in product. The product shall have accredition with IRC

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. M-30 grade with approved colour design & pattern

Providing and erecting ‘W’ Metal beam crash barrier comprising of 1 Nos. 3mm thick corrugated sheet metal beam rail fixed on ISMC series channel vertical post 150x75x5xmm spaced 2.00m centre to centre 1.50 high fixed in CC including making holes and fixing with nuts and bolts, all steel parts and fitments to galvanized by hot dip process, all fitting to confirm to IS-1367 and IS-1366, metal beam rail to be fixed on vertical post with a spacer of channel section 150x75x5mm, 330mm long complete as per MORTH Specification and directions of Engineer-in-charge. (CC 1:2:4 and excavating holes shall be paid separately).

Credit for salvage value of material i.e. stone aggregate, received during cold milling.

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

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