separately.
*3. Though the rollers are required only for 3.5 hours each as per norms of output, but these are required to be available at site for 6 hours as the drum mix plant and the paver would take 6 hours for mixing and paving. To cater for the idle period, their usage rates have been multiplied by a factor of 0.65
5.18 (ii) Using bitumen emulsion and 19 mm or 26.5 mm nominal size aggregate
Composition of mix (450 tonne) is assumed to be as under:-
Bitumen Emulsion 8 per cent Filler2 per cent
Total aggregates 90 per cent
Proportion of aggregates
37.5 mm to 19 mm25 per cent 19 mm to 6 mm 30 per cent 6 mm to 0.075 mm 35 per cent
a) Labour
Mate day 0.840 input #VALUE! L-12
Mazdoor day 16.000 input #VALUE! L-13
Mazdoor skilled day 5.000 input #VALUE! L-15
Spec. Input ref.
Drum mix plant for cold mixes 60-90 tonne per hour producing average output of 75 tonnes per hour
hour 6.000 input #VALUE! P&M-077 Electric generator 125 KVA hour 6.000 input #VALUE! P&M-018 Front end loader 1 cum bucket capacity hour 6.000 input #VALUE! P&M-017 Tipper 10 tonne capacity tonne.km 450 x L input #VALUE!Lead =input
km & P&M- 058 Add 10 per cent of cost of carriage to cover cost of loading
and unloading
#VALUE! Paver finisher hour 6.000 input #VALUE! P&M-034 Pneumatic tyred roller 12-15 tonnes hour 6.00x0.65* input #VALUE! P&M-037 Smooth wheeled steel tandom roller 6-8 tonnes hour 6.00x0.65* input #VALUE! P&M-045
c) Material
Bitumen emulsion @ 8 per cent tonne 36.000 input #VALUE! M-077 Filler (lime)@ 2 per cent tonne 9.000 input #VALUE! M-188 Aggregates size 37.5 to 19 mm - 450 x 0.25 x 1/1.5 cum 75.000 input #VALUE! M-048 Aggregates size 19 to 6 mm - 450 x 0.3 x 1/1.5 cum 90.000 input #VALUE! M-047 Aggregates size 6 to 0.075 mm - 450 x 0.35 x 1/1.5 cum 105.000 input #VALUE! M-030
d) Overhead charges @ input on (a+b+c) #VALUE!
e) Contractor's profit @ input on (a+b+c+d) #VALUE!
Cost for 205 cum = a+b+c+d+e #VALUE!
Rate per cum = (a+b+c+d+e)/205 #VALUE!
say #VALUE!
Note 1.Density of aggregates has been assumed 1.5 gms/cc 2. Tack coat where provided will be measured and paid separately.
*3. Though the rollers are required only for 3.5 hours each as per norms of output, but these are required to be available at site for 6 hours as the drum mix plant and the paver would take 6 hours for mixing and paving. To cater for the idle period, their usage rates have been multiplied by a factor of 0.65
5.18 (iii) Using cutback bitumen and 9.5 mm or 13.2 mm nominal size aggregate
Composition of mix (450 tonne) is assumed to be as under:-
Cutback bitumen 5 per cent Filler (lime) 2 per cent Total aggregates 93 per cent
Proportion of aggregates
19 mm to 9.5 mm26 per cent 9.5 mm to 6 mm31 per cent 6 mm to 0.075 mm 36 per cent
a) Labour
Mate day 0.840 input #VALUE! L-12
Mazdoor day 16.000 input #VALUE! L-13
Mazdoor skilled day 5.000 input #VALUE! L-15
b) Machinery
Drum mix plant for cold mixes 60-90 tonne per hour producing average output of 75 tonnes per hour
hour 6.000 input #VALUE! P&M-077 Electric generator 125 KVA hour 6.000 input #VALUE! P&M-018 Front end loader 1 cum bucket capacity hour 6.000 input #VALUE! P&M-017 Tipper 10 tonne capacity tonne.km 450 x L input #VALUE!Lead =input
km & P&M- 058 Add 10 per cent of cost of carriage to cover cost of loading
and unloading
#VALUE! Paver finisher hour 6.000 input #VALUE! P&M-034 Pneumatic tyred roller 12-15 tonnes hour 6.00x0.65* input #VALUE! P&M-037 Smooth wheeled steel tandem roller 6-8 tonnes hour 6.00x0.65* input #VALUE! P&M-045
Spec. Input ref.
Cutback bitumen @ 5 per cent tonne 22.500 input #VALUE! M-076 Filler (lime)@ 2 per cent tonne 9.000 input #VALUE! M-188 Aggregates size 19 to 9.5 mm - 450 x 0.26 x 1/1.5 cum 78.000 input #VALUE! M-045 Aggregates size 9.5 to 6 mm - 450 x 0..31 x 1/1.5 cum 93.000 input #VALUE! M-040 Aggregates size 6 to 0.075 mm - 450 x 0.36 x 1/1.5 cum 108.000 input #VALUE! M-030
d) Overhead charges @ input on (a+b+c) #VALUE!
e) Contractor's profit @ input on (a+b+c+d) #VALUE!
Cost for 205 cum = a+b+c+d+e #VALUE!
Rate per cum = (a+b+c+d+e)/205 #VALUE!
say #VALUE!
Note 1.Density of aggregates has been assumed 1.5 gms/cc 2. Tack coat where provided will be measured and paid separately.
*3. Though the rollers are required only for 3.5 hours each as per norms of output, but these are required to be available at site for 6 hours as the drum mix plant and the paver would take 6 hours for mixing and paving. To cater for the idle period, their usage rates have been multiplied by a factor of 0.65
5.18 (iv) Using cutback bitumen and 19 mm or 26.5 mm nominal size aggregate
Composition of mix (450 tonne) is assumed to be as under:-
Cutback bitumen 5 per cent Filler2 per cent
Total aggregates 93 per cent
Proportion of aggregates
37.5 mm to 19 mm25 per cent 19 mm to 6 mm 30 per cent 6 mm to 0.075 mm 38 per cent
a) Labour
Mate day 0.840 input #VALUE! L-12
Mazdoor day 16.000 input #VALUE! L-13
Mazdoor skilled day 5.000 input #VALUE! L-15
b) Machinery
Drum mix plant for cold mixes 60-90 tonne per hour producing output of 75 tonnes per hour
hour 6.000 input #VALUE! P&M-077 Electric generator 125 KVA hour 6.000 input #VALUE! P&M-018 Front end loader 1 cum bucket capacity hour 6.000 input #VALUE! P&M-017 Tipper 10 tonne capacity tonne.km 450 x L input #VALUE!Lead =input
km & P&M- 058 Add 10 per cent of cost of carriage to cover cost of loading
and unloading
#VALUE! Paver finisher hour 6.000 input #VALUE! P&M-034 Pneumatic tyred roller 12-15 tonnes. hour 6.00x0.65* input #VALUE! P&M-037 Smooth wheeled steel tandem roller 6-8 tonnes hour 6.00x0.65* input #VALUE! P&M-045
c) Material
Cutback bitumen on @ 5 per cent tonne 22.500 input #VALUE! M-076 Filler (lime)@ 2 per cent tonne 9.000 input #VALUE! M-188 Aggregates size 37.5 to 19 mm - 450 x 0.25 x 1/1.5 cum 75.000 input #VALUE! M-048 Aggregates size 19 to 6 mm - 450 x 0.3 x 1/1.5 cum 90.000 input #VALUE! M-047 Aggregates size 6 to 0.075 mm - 450 x0.38 x 1/1.5 cum 114.000 input #VALUE! M-030
d) Overhead charges @ input on (a+b+c) #VALUE!
e) Contractor's profit @ input on (a+b+c+d) #VALUE!
Cost for 205 cum = a+b+c+d+e #VALUE!
Rate per cum = (a+b+c+d+e)/205 #VALUE!
say #VALUE!
Note 1.Density of aggregates has been assumed 1.5 gms/cc 2. Tack coat where provided will be measured and paid separately.
Spec. Input ref.
*3. Though the rollers are required only for 3.5 hours each as per norms of output, but these are required to be available at site for 6 hours as the drum mix plant and the paver would take 6 hours for mixing and paving. To cater for the idle period, their usage rates have been multiplied by a factor of 0.65
5.19 520 Sand Asphalt Base Course
Providing, laying and rolling sand-asphalt base course composed of sand, mineral filler and bituminous binder on a prepared sub-grade or sub-base to the lines, levels, grades and cross sections as per the drawings including mixing in a plant of suitable type and capacity, transporting, laying, compacting and finishing.
Unit = cum
Taking output = 205 cum (450 tonne) a) Labour
Mate day 0.840 input #VALUE! L-12
Mazdoor day 16.000 input #VALUE! L-13
Mazdoor skilled day 5.000 input #VALUE! L-15
b) Machinery
Hot Mix Plant of appropriate capacity but not less than 75 tonnes/hour
hour 6.000 input #VALUE! P&M-023 Electric generator set 250 KVA hour 6.000 input #VALUE! P&M-081 Front end loader 1 cum bucket capacity hour 6.000 input #VALUE! P&M-017 Tipper 10 tonne capacity tonne.km 450 x L input #VALUE!Lead =input
km & P&M- 058 Add 10 per cent of cost of carriage to cover cost of loading
and unloading
#VALUE! Paver finisher hour 6.000 input #VALUE! P&M-034 smooth wheeled roller 8-10 tonnes for initial break
down rolling.
hour 6.00x0.65 input #VALUE! P&M-044 Vibratory roller 8 tonnes for intermediate rolling. hour 6.00x0.65 input #VALUE! P&M-059 Finish rolling with 6-8 tonnes smooth wheeled tandom
rollers.
hour 6.00x0.65 input #VALUE! P&M-045
c) Material
Composition of mix (450 tonne) is assumed to be as under:-
Density 2.20 tonne per cum Weight450 tonne Bitumen5 per cent Filler2 per cent
Sand of size 4.75 to 0.075 mm 93 per cent
Bitumen@ 5 per cent tonne 22.500 input #VALUE! M-074 Filler (lime)@ 2 per cent tonne 9.000 input #VALUE! M-188 Sand of size 4.75 to 0.075 mm - 450 x 0.93 x 1/1.5 cum 288.620 input #VALUE! M-004
d) Overhead charges @ input on (a+b+c) #VALUE!
e) Contractor's profit @ input on (a+b+c+d) #VALUE!
Cost for 205 cum = a+b+c+d+e #VALUE!
Rate per cum = (a+b+c+d+e)/205 #VALUE!
say #VALUE!
Note 1. Tack coat will be measured and paid separately