tender for annual plan-2025-26 kannadi gp tharavanaattukalam road re-tarring-pro. no. 43/2025-26 -general civil work - retarring 2 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. 3 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 4 od147428/2025-2026:granular sub base/base/surface course with local materials (table 400.13) by mix in place method nermal. construction of granular sub base by providing local materials spreading in uniform layers manually mixing by mix in place and compacting with rammers to achieve the desired density complete as per clause 401.4 as per technical specification clause 408 5 4.9:wet mix macadamproviding, 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 6 od147427/2025-2026:filling up pot holes (cut and formed to regular shapes and all loose and defective materials removed) after supplying a prime coat of hot bitumen using 36mm broken stone and compacting with power roller to get a compact surface. 7 75.5.1.1pb:prime coat - low porosity - with packed bitumen ratesproviding 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 8 75.5.2.3pb:tack coat - with packed bitumen ratesproviding 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. 9 75.5.2.2pb:tack coat - with packed bitumen ratesproviding 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 dry and hungry bituminous surface cleaned with hydraulic broom as per technical specification clause 503. 10 75.5.11.1.a.2pb:mix seal surfacing - manual means - type a - bitumen s-65 - packed bitumen ratesproviding, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.9 mm (type-a) or 13.2 mm to 0.9 mm (type-b) aggregates using penetration grade bitumen 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 8-10 kn static roller and finishing to required level and grades as per technical specification clause 509by manual meanstype a(ii) bitumen (s-65) 11 75.8.1.1:providing plain/reinforced concrete(1 cement:2 fine aggregate: 4 course aggregate) forsubstructure as per drawings and technical specifications clause 802, 803, 1202 & 1203as required including compaction, finishing and tamping etc .complete. max. size ofcourse aggregate not exceeding 25mm , mixed in concrete mixer etc complete as perspecification (i) nominal mix (1:2:4) 12 10.3.b:direction and place indentification signs up to 0.9 sqm size board
b. semi-reflective traffic signs
providing and erecting direction and place identifications of semi reflective sign boards as per irc:67 made of 2 mm thick m.s. sheet duly stove enameled paint in white colour in front and grey colour on back with red reflective border of 70 mm width and required message, letters, figures with reflective engineering grade tape as per mord specifications of required shade and colour. supported and welded on 47 mm x 47mm of 12 swg square tube of 3050 mm height duly strengthened by 25 mm x 5 mm m/s flat iron on edges on back firmly fixed to the ground by means of properly designed foundations with m-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per approved drawing and technical specification clause 1701 13 pipe culvert 14 2.8.1:earth work in excavation by mechanical means (hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.all kinds of soil 15 4.1.6:providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work up to plinth level:1:3:6 (1 cement : 3 coarse sand (zone-iii) derived from natural sources : 6 graded stone aggregate 40 mm nominal size derived from natural sources) 16 19.6.4:providing and laying non-pressure np2 class (light duty) r.c.c. pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 ( 1 cement : 2 fine sand) including testing of joints etc. complete:300 mm dia r.c.c. pipe 17 50.2.26.1:filling with contractor own earth (excluding rock) in open areas in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m as per direction of site engineer-in-charge.