MAINTENANCE ANDREPAIR TO CERTAIN ROADS AREA UNDER CHIEF ENGINEER DELHI ZONE, DELHI CANTT-10

Amount

Scarifying or picking gravelled macadam or bituminous macadam surface in area not exceeding 400Sqm exceeding 50mm and not exceeding 100mm deep complete all as specified and directed.

M&L 7.5 cm thick (compacted thickness) WBM with coarse aggregates (granite, trap or basalt stone aggregate) of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and consolidated with 8 to 12 tonne power roller to gradient and camber required complete all as specified and directed.

All as per item No. 2 above but except stone. (Note:- Serviceable stone aggregate obtained from Srl item No. 1 will be used.)

Repair to pot holes any depth, not exceeding 1 sqm each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths etc cutting around edges to atleast 25mm in depth, making good by filling in screened & graded road metal, watering and well ramming (including supply of road metal) complete all as specified and directed. Note : (a) DAC/BM will be measured and paid separatly. (b) Pot holes shall be filled up to existig level of road.

M&L for premix bituminous, macadam laid/rolled and compacted to required gradient and camber (consolidated thickness not exc 75 mm thick ) binder content of 4% by weight of total mix using paving bitumen using VG-10 with 8 to 12 Tonne power roller complete all as specified and as directed.

M&L preparation of WBM top surfaces by brushing with wire brushes for removing caked mud etc sweeping with brooms and finally fanning the cleaned surfaces with gunny bages to remove all loose dirt etc complete all as specified and directed.

M&L for applying evenly a priming/tack coat with bituminous primer using paving bitumen VG-10 at the rate of 10 Kg per 10 Sqm on WBM surface and preparation of surface complete all as specified and directed.

M&L preparation of black top surfaces by brushing with wire brushes for removing caked mud etc sweeping with brooms and finally fanning the cleaned surfaces with gunny bags to remove all loose dirt etc all as specified and directed.

M&L for applying evenly a priming/tack coat with bituminous primer using paving bitumen VG-10 at the rate of 5.00 Kg per 10 Sqm on black top surfaces including preparation of surfaces complete all as specified and directed.

M&L bituminous premix asphaltic dense concrete 40 mm consolidated thickness using paving bitumen VG-30 5.5% binder content by weight of total mix, spread by means of self propelled mechanical spreader/paver, rolled and compacted to required camber and gradient by using Tandem vibratory steel wheel, Static steel wheel rollers min capacity 12 tonne complete all as specified and directed. Note: (i) In design mix criteria if bituminous binder required more than 5.5% nothing extra shall be admissible in quoted rates. (ii) If bituminous binder quantity less than 5.5% then Rs 40.00 per Kg shall be deducted from quoted rates. (iii) Quoted Rates shall be inclusive of above provisions and bidder should consider this aspect while quoting the rates and no claim on this account shall be entertained at later stage.

S&F in replacement of road STUD (CAT Eyes) of size 100 x 100 x 20mm made of polycarbonate with electronically welded prismatic retro- reflective lens panel of approved colour on both side for maximum retro- reflection in wet and dry condition, non breakable,dust proof type, fixed with epoxy chemical, nails, screws & clamps complete all as specified and directed.

S&F in replacement of Solar Road Stud of size 125 x 125 x 25mm, madeout of toughened aluminium alloy body with polycabonate top cover, IP 65 protection against water ingress, having 03 No super bright LED on each side, coloured reflective LED cover, in built rechargeable battery, solar panel, visibility upto 800 mtr, automaticaly turns on at night and turns off at dawn, flashing for min 3 days once fully charge, suitable for nigh & adverse weather condition and fixed with epoxy chemical, cement and hardner , complete all as specified and directed.

S&F in replacement of Refelective convex mirror of dia 800 mm and mounted over mild steel pipe 40 mm bore (medium grade) and 2.5 mtr long including excavation of post holes of size 400x400x600mm depth PCC 1:3:6 typeC-2 complete all as specified and directed.

M&L for applying 2mm to 2.5 mm thick road marking strips/ line/dashes/ arrows/letters (retro-reflective ) of specified shade/colour using hot thermosplatic material by fully/semi-automatic chemoplastic paint applicator machine fitted with profiles shoe, glass beads dispenser, propane tank heater and profile shoe heater, driven by experienced operator on road surface including cost of materials, labour etc on new/old road surface, including T&P cleaning the road surface of all dirt, seals, oil, grease and foreign material etc complete all as specified and directed.

S&F speed breaker/ bumps made of ABS of high resistance to resist severe impacts and harsh weather conditions of size 350x250x50 mm yellow in color fixed / studded with reflectors on either side clearly visible during night hours including al necessary fixing/ fixtures/fittings arrangements complete all as specified and directed.

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

S&F in repair for factory made kerb stone of M-25 grade precast cement concrete/ stone laid in position to the required line,level and curvature, jointed with cement mortor 1:3 including making the joint with or without grooves including making drainage opening wherever required complete all as specified and directed. Note:- (i) Length of finished kerb edging shall be measured for payment (ii) Precast CC kerb shall be approved by the Engineer-in- charge.

M&L for painting of two coats synthetic enemal paint over kerb stone in white/yellow/black shades including priming coat and cleaning & preparation of the surface laid as per design approved by Engineer-in-Charge.

M&L for laying 25mm thick mastic asphalt wearing course with paving grade bitumen meeting the requirement given in table 500-29 prepared by using mastic cooker and laid to reqired level and slope after cleaning the surface, including providing finger grained hard stone chipping of 13.2mm nominal size at the approximate spacing of 10cm center to center in both sides directions, pressed into surface when the temperature of surface is not less than 100 degree C, protruding 1mm to 4mm over mastic surfaces, all complete as per clause 515 of MoRTH specification of road & bridge (4th Revision) of 2001 latest edition incl preparation oof surface,tack coat on surface with paving bitumen primer using cold emulsion @2.5 kg/10Sqm complete all as specified and directed.

M&L bituminous premix asphaltic dense concrete 30 mm consolidated thickness using paving bitumen VG-30 5.5% binder content by weight of total mix, spread by means of self propelled mechanical spreader/paver, rolled and compacted to required camber and gradient by using Tandem vibratory steel wheel, Static steel wheel rollers min capacity 12 tonne complete all as specified and directed. Note: (i) In design mix criteria if bituminous binder required more than 5.5% nothing extra shall be admissible in quoted rates. (ii) If bituminous binder quantity less than 5.5% then Rs40.00 per Kg shall be deducted from quoted rates. (iii) Quoted Rates shall be inclusive of above provisions and bidder should consider this aspect while quoting the rates and no claim on this account shall be entertained at later stage.

R K GOEL ABHEY KUMAR JAIN

Ram Parkash Constructions Pvt. Ltd.