BRUHAT BANGALORE MAHANAGARA PALIKE

Detailed Estimate for Maintainance for 2 years

NAME OF WORK:IMPROVEMENTS TO ROAD FROM BEL GANESHA TEMPLE TO MAGADI ROAD via GOLLARAHATTI TO IN DODDABIDARAKALLU WARD NO 40 IN HEROHALLI SUB DIVISION

Item No. : 20

Sl. NoParticularsUnitNoLBDQtyRateAmount

1KSRRB M3000-6: Filling of crack using slow curing bitumen emulsion and applying crusher dust in case cracks are wider than 3mm complete as per specifications. MORTH specification No.3004.3.3 (PWDSR 2014-15 Pg No 247 Item No 35.6)

Considering 1% of Surface Area of 1st yearSqm11,656.001%16.564.3272.00

Considering 1% of Surface Area of 2nd yearSqm11,656.002%33.124.32143.00

Basic Rate4.00

AW 8%0.32

Total4.32

2KSRRB M3000- Filling pot holes with patch repairs with bituminous concrete, 40mm KSRRB M3000-5 Removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, painting of tack coat on the sides and base of excavation as per clause 500.3, back filling the pot holes with hot bituminous material as per clause 500.4, compacting, trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2 complete as per specifications. MORTH specification No.3004.2 (PWDSR 2014-15 Pg No 247 Item No 35.5)

Considering 1% of Surface Area of 1st yearSqm11,656.001%16.56428.767,100.00

Considering 2% of Surface Area of 2nd yearSqm11,656.002%33.12428.7614,201.00

Basic Rate397.00

AW 8%31.76

Total428.76

3Restoration of pot holes caused due to BWSSB/BESCOM repairs . Removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, back filling the pot holes with stone dust, wet mix macadam, hot bituminous material, compacting, trimming and finishing the surface to form a smooth continuous surface, complete as per the direction of engineer in charge

aKSRRB 300-1: Earthwork excavation by manual means in ordinary soil involving an average horizontal throw upto 2 meters and an average lift upto 0.5 m, excavated surface leveled and sides neatly dressed, the disposed earth to be leveled neatly after breaking of clods complete as per specifications. MORTH / Chapter 3(Item No: 19.1, Page No:138 of KPWD S.R2014-15)

Cum11.001.001.001.00170.42170.42

Basic Rate70.00

Lead and Lift Charges2*1.28*10+62.287.80

Add area weightage8%12.62

Total170.42

bKSRRB 2.6:Providing and filling Stone Dust in trenches to required depth including watering ramming with all leads and lift. complete as per specification and as directed by Engineer-in-charge(Item No: 2.13, Page No:6 of KPWD S.R2014-15)

Cum11.001.000.700.701,060.95742.67

Basic Rate (a)1,821.00

Deduct sand rate Rs.1450(b)371.00

Deduct 20% of (b) Over Head charges & Contractor Profit=(c)74.20

Arrived Rate (d)296.80

Add Stone Dust Rate Rs. 450 (e)746.80

Add 20% of (e) Over Head charges & Contractor Profit=(f)149.36

Total896.16

Lead and Lift Charges (2*1.2*20+62.2)86.20

Sub Total982.36

AW 8%78.59

Grand Total1,060.95

cKSRRB M400-17:Providing, laying, spreading and compacting graded stones aggregate to Wet Mix Macadam specifications including pre mixing the material with water at OMC in mechanical mix plant carriage of mix method of tipper to site,Laying in uniform layers with paver in subbase/base course on the well prepared surface and compacting with vibratory rollers to achive the desired density complete as per MORTH specification No. 406.etc with all lead and lifts and as per directions of the Engineer-in-charge( Item No: 20.18, Page No:154 of KPWD S.R2014-15)

Cum11.001.000.200.201,438.56287.71

Basic Rate1,332.00

AW 8%106.56

Total1,438.56

d KSRRB M500-6. Providing and applying primer coat with bitumen emulsion on prepared surface of granular base including clearing of road surface and spraying primer at the rate of 0.60 kg / sqm using mechanical means complete as per specifications.etc with all lead and lifts and as per directions of the Engineer-in-charge MORTH Specification No. 502 ( Item no: 21.6, Page no: 157 of KPWD S.R2014-15 )

Sqm11.001.001.0035.2135.21

Basic Rate32.60

AW 8%2.61

Total35.21

eKSRRB M500-7:Providing and applying tack coat on the prepared black top surface at 2.5 kg per 10 sqm ,heating bitumen in boiler fitted with spray set (excluding cleaning of road surface ) including cost of all materials , labour, HOM of machineries complete as per specifications ..etc with all lead and lifts and as per directions of the Engineer-in-charge (MORTH /chapter 5) ( Item no: 21.7, Page no: 176 of KPWD S.R2014-15)

Sqm11.001.001.0018.7418.74

Basic Rate17.35

AW 8%1.39

Total18.74

fKSRRB 500-11:Providing and laying bituminous macadam on prepared surface with crushed coarse aggregates as per design mix formula for base/binding course including loading of aggregates with F.E. loader, hot mixing of stone aggreagtes and bitumen in hot mix plant 40 tonne capacity, transporting the mixed material in tipper to paver and laying the mixed materials with paver finisher to the required level and grade, rolling by power roller to achieve the desired density, 50/75mm compacted thickness with 3.3% bitumen -60/70 grade but excluding cost of primer/tack coat with lead upto 1km including cost of all materials, labour, HOM of machinaries complete as per specifications.etc with all lead and lifts and as per directions of the Engineer-in-charge MORTH/Chapter 5 ( Item no: 21.11.6 , Page no: 158 of KPWD S.R2014-15)

Cum11.001.000.050.057,011.63350.58

Basic Rate6,397.00

Carriage of mix material1*5.75+3*5.5+5*5.2+5*4.9+5*4.595.25

Sub Total6,492.25

AW 8%519.38

Total7,011.63

gKSRRB M500-19. Providing and laying bituminous concrete 40 mm compacted thickness with Bitumen 60/70 grade using 40-60 HMP using crushed aggregates of grading II, premixed with bituminous binder at 6% of mix and filler, transporting the hot mix to work site, laying with a mechanical paver finisher to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRT&H specification clause No. 500.9 complete in all respects as per specifications. MORTH Specification No. 509 (Item no: 21.22.6,Page no: 161 of KPWD S.R2014-15)

Cum11.001.000.040.0411,576.79463.07

Basic Rate10,624.00

Carriage of mix material1*5.75+3*5.5+5*5.2+5*4.9+5*4.595.25

Sub Total10,719.25

AW 8%857.54

Total11,576.79

Total2,068.40

Cost of Restoration of Water Leakage Pit (BWSSB) & other service utilities pits= Rs. 1789.76 per Sqm

Considering 0.025% of Surface Area for 1st Year11,656.000.025%0.411,789.76741.00

Considering 0.05% of Surface Area for 2nd Year11,656.000.050%0.831,789.761,482.00

Total23,739.00

Cost of Maintenance for Road Length = 180

Say Rs. 23739/180for 2 years

Consultants:

For M/s Hencon Associates.

AEAEEExecutive Engineer

RI- RR NagarRI- RR NagarRI- RR Nagar

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