tender for annual plan-eranholi gp-110/25-26-ar road tarring and culvert construction-ely-110/25-26-ar road tarring and culvert construction-general civil work - excavation for structuresearthwork in excavation for structures as per drawing and technical specifications clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material.i. ordinary soil(i) upto 3 m depth 3 11.4.1.1:providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications clause 802, 803, 1202 & 1203i. p.c.c grade m 10(i) nominal mix 1:3:6 4 11.4.2.1:providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications clause 802, 803, 1202 & 1203 ii. p.c.c grade m 15(i) nominal mix (1:2.5:5) 5 11.8:supplying, fitting and placingtmt bar reinforcement in foundation complete as per drawings and technical specifications clauses 1000 and 1202 6 11.4.4:providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications clause 802, 803, 1202 & 1203 iv. r.c.c grade m 20 7 od88303/2025-2026:tubular steel railing on precast rcc posts, 1.2 m high above ground level
providing, fencing and erecting 50 mm dia painted steel pipe railing in 3 rows on precast m-20 grade rcc vertical posts 175 mm x 175 mm x 1.8 m high (1.2 m above gl) with 3 holes 50 mm dia for pipe, fixed 1.2 m centre-to- centre complete as per approved drawings clause 1706(reff spec 10.15) 8 3.15.2:compacting original ground (ii) compacting original ground supporting subgrade loosening of the ground upto a level of 300 mm below the subgrade level, watered, graded and compacted in layers to meet requirement of tables 300.1 and 300.2 for subgrade construction as per technical specification clause 303.5.2. 9 4.1.a.2:granular sub-base with well graded material (table 400.1)(a) by mix in place methodconstruction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at omc, and compacting with smooth wheel roller to achieve the desired density, complete as per technical specification clause 401. (ii) for grading ii material 10 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 11 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 12 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. 13 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)