tender for padiyakandi thiruvode road ( 35/20 ) civil work , road work ( mord ) , 3 . 5 . 1 : excavation in cutting in soil by manual means with lead upto 50 mexcavation for roadway in soil using manual means for carrying of cut earth to embankment site with a lift upto 1 . 5 m and lead upto 50 m as per technical specification clause 302 . 3 , od4839/2019_2020 : dry rubble masonry using hard granite stone including cost and conveyance and all labour charges etc ( modified 13 . 17 . 1 ( mord ) ) <br> , 12 . 5 . 1 . 1 : plain/reinforced cement concrete in substructure complete as per drawings and technical specification clauses 802 , 804 , 805 , 806 , 807 , 1202 ans 1204for height upto 5 mi . p . c . c grade m 15 ( i ) nominal mix ( 1:2 . 5:5 ) , 3 . 2 : preparation of foundation for embankmentscarifying existing bituminous surface to a depth of 150 mm by mechanical meansscarifying the existing bituminous road surface to a depth of 150 mm and disposal of scarified material with a lift upto 3 m and lead upto 1000 m as per technical specification clause 301 . 4 . , 4 . 11 . 2 : granular sub-base/base/surface course with local materials ( table 400 . 13 ) by mix in place method normal . construction of granular sub-base by providing local material spreading in uniform layers with motor grader on prepared surface , mixing by mix in place method with rotavator at once and compacting with smooth wheel roller to achieve the desired density complete as per clause 401 . 4 as per technical specification clause 408 .
( ii ) using gravel mix soil . , 4 . 9 : wet mix macadam
providing , laying , spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at omc in mechanical mixer ( pug mill ) , carriage of mixed material by tipper to site , laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with smooth wheel roller of 80 to 100kn weight to achieve the desired density including lighting , barricading and maintenance of diversion , etc as per tables 400 . 11 & 400 . 12 and technical specification clause 406 .
by mechanical means with 1 km lead , 75 . 5 . 5 . a . 1pb : modified penetration macadam 50 mm thick using bitumen s-65 - packed bitumen rates
construction of penetration macadam over prepared base by providing a layer of compacted crushed coarse aggregate using chips spreader with alternate applications of bituminous binder and key aggregates and rolling with a three wheel 80-100 kn static roller to achieve the desired degree of compaction as per technical specification clause 506 . , 75 . 5 . 1 . 1pb : prime coat - low porosity - with packed bitumen rates
providing and applying primer coat with bitumen emulsion ( ss-1 ) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0 . 70-1 . 0 kg/sqm using mechanical means as per technical specification clause 502 , 75 . 5 . 2 . 3pb : tack coat - with packed bitumen rates
providing and applying tack coat with bitumen emulsion ( rs-1 ) using emulsion distributor at the rate of 0 . 25 to 0 . 30 kg per sqm on the prepared granular surfaces treated with primer & cleaned with hydraulic broom as per technical specification clause 503 . , 75 . 5 . 2 . 1pb : tack coat - with packed bitumen rates
providing and applying tack coat with bitumen emulsion ( rs-1 ) using emulsion distributor at the rate of 0 . 20 to 0 . 25 kg per sqm on the prepared bituminous surface cleaned with hydraulic broom as per technical specification clause 503 . , 75 . 5 . 9 . 1 . 2pb : 20mm thick open-graded premix carpet using bituminous ( penetration grade/modified bitumen ) binder - bitumen s-65 - packed bitumen rates
providing , laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13 . 2 mm to 5 . 6 mm aggregates either using penetration grade bitumen or emulsion to required line , grade and level to serve as wearing course on a previously prepared base , including mixing in a suitable plant , laying and rolling with a three wheel 80-100 kn static roller capacity , finished to required level and grades to be followed by seal coat of either type a or type b or type c as per technical specification clause 508 .
case - i by manual means
( ii ) bitumen ( s-65 ) , 75 . 5 . 12 . a . 3 . 2pb : seal coat - manual means - type c - bitumen s-65 - packed bitumen rates
providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels , grade and cross fall using type a , type b and type c as per technical specification clause 510
a . by manual means
case iii : type c
( ii ) bitumen ( s-65 ) , 11 . 4 . 3 . 1 : providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications clause 802 , 803 , 1202 & 1203iii . p . c . c . grade m 20 ( i ) nominal mix ( 1:2:4 )