Making WBM approaches to check post and tyre wash system at Dhoptala OCM under Sasti Sub Area

Amount

Excavation for roadwork in soil with hydraulic excavator including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location with all lifts and lead upto 1000m as per relevent clauses of section-300 of specification

Construction of granular sub-base by providing well graded material like natural sand crushed gravel or crushed stone having CBR >30, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator or plant mix method at OMC, and compacting with vibratory rollers of 80 to 100 kN static weight to achieve the desired density, complete as per Clause 401 of Specification. Plant Mix Method For Grading-I Material

Construction of granular sub-base by providing well graded material like natural sand crushed gravel or crushed stone having CBR >30, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator or plant mix method at OMC, and compacting with vibratory rollers of 80 to 100 kN static weight to achieve the desired density, complete as per Clause 401 of Specification. Plant Mix Method For Grading-III Material

Water Bound Macadam. Providing laying spreading and compacting stone aggragate of specifc sizes to water bound macadam specifications including spreading in uniform thickness , hand packing, rolling with vibratory roller 8-10 T in stages to proper grade and camber , applying and brooming requisite type of screenings / binding materials to fill up the interstices of coarse aggregate watering and compacting to the required density as per clause 404 of specifications. ( B ) By mechanical means, Grading I ( 63 mm to 45 mm ) using type A screenings ( 13.2 mm ). ( Note : for one 1.00 cum of compacted thickness contractor have to supply following materials 63 mm to 45 mm aggregate = 1.21 cum screenings 13.20 mm = 0.24 cum stone dust = 0.08 cum ).

Providing laying spreading and compacting stone aggragate of specifc sizes to water bound macadam specifications including spreading in uniform thickness , hand packing, rolling with vibratory roller 8-10 T in stages to proper grade and camber , applying and brooming requisite type of screenings / binding materials to fill up the interstices of coarse aggregate watering and compacting to the required density as per clause 404 of specifications. ( A ) By mechanical means, Grading 11 ( 53 mm to 22.4 mm ) using type B screenings ( 11.2 mm ). ( Note : for one 1.00 cum of compacted thickness contractor have to supply following materials 53 mm to 22.4 mm aggregate = 1.21 cum screenings 11.20 mm = 0.24 cum stone dust = 0.08 cum)

Construction of embankment with approved materials having CBR >7 obtained from borrow pits with all lead and lift transporting to site ,spreading, grading to required slope and compacting to meet requirement of table 300-1, 300-2 and as per relevant clauses of section -300

Total impact of GST for the purpose of CTC

AKASH SINGH

M.V.K Engineering Services

ABHISHEK SINGH

M A SIDDIQUEI

G C Gupta