|
| 1 | DETAILED ESTIMATE |
| 2 | 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. |
| 3 | 75.5.5.B.2pb : Modified Penetration Macadam 75 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. |
| 4 | 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. |
| 5 | 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. |
| 6 | 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 |
| 7 | 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 |
| 8 | 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. |
| 9 | 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 ByManual 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 | 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 |
| 12 | 9.3.C : Providing and Laying Reinforced Cement Concrete pipe NP3 as per design in Single RowProviding and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granular material in single row including fixing collar with cement motar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106.(C)750 mm dia |
| 13 | 14.5.1 : Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302Stone/Boulder |
| 14 | 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) |
