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| 1 | kottamathoor colony road retarring and protction wall |
| 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 | od1321738/2021_2022 : Filling with Quarry Muck <br> Filling up low lying and water logged areas with local material/ quarry muck, spreading in layers, leveling the top at site and consolidation by ramming, etc complete for improving the CBR value of subgrade |
| 4 | 4.9 : Wet Mix Macadam
Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing thematerial with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, layingin uniform layers in sub-base/base course on a well prepared sub-base and compacting with smoothwheel 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 |
| 5 | 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. |
| 6 | 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 |
| 7 | 75.5.2.3pb : Tack Coat - With Packed Bitumen Rates
Providing and applying tack coat with Bitumen emulsion (RS-1)using emulsiondistributor 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. |
| 8 | 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. |
| 9 | 75.9.3.pb.pa : Plastic roads- Packed Bitumen Rate
20mm thick Open-Graded Premix Carpetusing Bituminous (penetration grade/modified bitumen) Binder -
Bitumen S-65 -Packed Bitumen and Shredded Plastic
Providing, laying and rolling of opengradedpremix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregateseither using penetration grade bitumen or emulsion to required line, grade and level toserve as wearing course on a previously prepared base, using HM Plant attached withopen pugmilll.Heating of aggregate at 150 degree Celsius to 170 degree Celsius, thentransferring the hot aggregate to pugmill and add shredded plastic @10.22 kg/100m2mixing well to form a uniform thin layer of plastic over - hot aggregate and adding hotbitumen (150 to 165 degree Celsius) @ 13.578 Kg/10m2 and mix well, laying and rollingwith a. three wheel 80-100 kN static roller capacity, finished to required level and gradesto be- followed by seal coat of either Type A or Type B or Type C as per TechnicalSpecification Clause 508
Case - I By Manual Means
(II) Bitumen (S-65) |
| 10 | 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
CaseIII :Type C
(II) Bitumen (S-65) |
| 11 | culvert &drain |
| 12 | 11.1.1.1 : 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 suitablematerial.I.Ordinary soil(i)Upto 3 m depth |
| 13 | 3.9.1 : Excavation in Hard Rock (requiring blasting) with disposal upto 1000 m
Excavation for roadway in hard rock (requiring blasting) by drilling, blasting and breaking, trimming of bottom and side slopes in accordance with requirements of lines, grades and cross-sections, loading and disposal of cut rock with a lift upto 1.5 m and leads upto 1000 m as per Technical Specification Clause 302.3.5 |
| 14 | 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 |
| 15 | 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) |
| 16 | 12.5.3 : 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 m III.R.C.C grade M 20 |
| 17 | 12.7 : Supplying, fitting and placing TMT bar reinforcement (Fe 415) in substructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202 |
| 18 | 75.8.1.1.A : Providing Plain cement concrete for wearing coat CC 1:2:4 (1 cement: 2 fine aggregate:4 course aggregate) laid to required slope as required including compaction, finishingand tamping etc .complete. Max. size of course aggregate not exceeding 25mm , mixedin concrete mixer etc complete as per specification (i) Nominal mix (1:2:4) |
