What is Bituminous Road
Bituminous road a type of Road construction made form Bitumen. Bituminous road divide in 4 layers, subgrade (soil Murom or fly ash), Subbase (GSB- Aggregate 75 micron to 75 mm size aggregate), Base course (WMM) and Top layer (B.M- Bituminous Macadam).
What will you get in this Blog?
- How to prepare Estimate of Bituminous Road
- How to find Item rate and Prepare Abstract sheet of Bituminous Road
- Bituminous road estimate Excel sheet
- Compression of Bituminous Road R.C.C Road
Prepare Detail Estimate of Bituminous Road
let’s take data to prepare Detail Estimate of Bituminous Road as per our client requirement
- Surface Excavation
- Subbase (a) 90 mm to 45 mm size stone aggregate. – Thickness- 0.18 m (b) 63 mm to 45 mm size stone aggregate -thickness 0.12 m
- Base course – WMM (Wet mix macadam) – thickness- 0.075 m
- Top layer – B.M (Bituminous macadam) Thickness – 0.050 m
- Top layer – seal coat – thickness – 0.020 m
Detail cost Estimate for Bituminous Road
Item-1 – Surface Excavation for Road = (a) 85.00 x 6 = 510 M2 (b) 220.00 X 4 = 880 M2
Item-2 – find rate from DSR (Volume-I)- Page- 74 (Earth work: 2.0)
Item-2 – Subbase =(a) 90 mm to 45 mm size stone aggregate. = (1) 85.00 x 6 x 0.18=91.80 M3 (2) 220.00 X 4 x0.18 = 158.40 M3. (b) 63 mm to 45 mm size stone aggregate = (1) 85.00 x 6 x 0.12=61.20 M3 (2) 220.00 X 4 x0.12 = 105.60 M3
Item-2 – find rate from DSR (Volume-II)- Page- 271 (sub head: 16.0 Road work)
Item-3 – Laying, spreading and compacting stone aggregate and rolling with vibrator roller above item = 91.80+158.40+61.20+105.60 = 417.00 M3
Item-4 – wet mix macadam (WMM) – (1) 85.00 x 6 x 0.075=38.25 M3 (2) 220.00 X 4 x0.075 = 66 M3
Item-5 – tack coat – (a) 85.00 x 6 = 510 M2 (b) 220.00 X 4 = 880 M2
Item-6 – Bituminous macadam (B.M) – (1) 85.00 x 6 x 0.050=25.50 M3 (2) 220.00 X 4 x0.050 = 44 M3
Item-7 – seal coat 20 mm thick – (1) 85.00 x 6 x 0.020=10.20 M3 (2) 220.00 X 4 x0.020 = 17.60 M3
Detail Cost Estimate for Bituminous Road
Prepare Abstract sheet for Bituminous Road
| Abstract sheet for Bituminous Road around Plant area | |||||
| SN | ITEM | QTY. | RATE | UNIT | AMOUNT |
| 1 | Earth work in surface excavation not exceeding 30 cm in depth but not exceeding 1.5m in width as well as 10 sqm on plan including getting out a disposal of excavated earth up to 50 mts and lift up to 1.5m | 1390.00 | 92.55 | M2 | 128644.50 |
| 2 | (a) Supplying and stacking at site (a) 90 mm to 45 mm size stone aggregate. | 250.20 | 1840.05 | M3 | 460380.51 |
| (b) 63 mm to 45 mm size stone aggregate | 166.80 | 1535.56 | M3 | 256131.41 | |
| 3 | Laying, spreading and compacting stone aggregate of specified sizes of WBM specification in uniform thickness hand picking, rolling with 4 wheeled road/ vibratory roller and 10-ton capacity in stages. | 417.00 | 767.25 | M3 | 319943.25 |
| 4 | providing and laying, spreading, compacted graded stone aggregates to wet mix macadam (WMM) | 104.25 | 2774.60 | MT | 289252.05 |
| 5 | providing and laying of tack coat with bitumen 80/100 grade including cleaning of the road surface and spreading @ 0.50kg/sqm using mechanical means. | 1390.00 | 25.06 | M2 | 34833.40 |
| 6 | Providing and laying bituminous macadam (B.M) consisting of hard stone aggregate of first quality 10.8 cum/100sqm (4.80 cum of 40-50 mm 3.6 cum 40 to 20mm ,2.4 cum of 20 to 10 mm and 617.80 kg of asphalt for 100 sqm or 10.8 cum of stone chipping for a consolidated quantity. | 69.50 | 2617.49 | MT | 181915.56 |
| 7 | Providing and laying mix seal coat surfacing 20 mm thick on previously laid bituminous base course surface as wearing course with specified graded machine crushed aggregate premixed with bitumen binder 51 kg/mt in a hot mix plant, transporting the mixed material by tipper. | 27.80 | 2970.81 | MT | 82588.52 |
| Total | 1753689.19 | ||||