486/2024-25 Maintananace of Thamalam Methottu lane Kattan vila Thattan vila Library Thrivikramangalam bylane in Mudavankugal Ward

Amount

Construction and Maintenance

3.14:Construction of Subgrade and Earthen Shoulders<br> Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1.

OD71660/2024-2025::Filling up low lying and water logged areas with local material/quarry muck, spreading in layer, leveling the top at site and consolidation by ramming, etc complete

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)

OD71547/2024-2025:Chequered precast cement concrete tiles 22 mm thick in footpath & courtyard, jointed with neat cement slurry mixed with pigment to match the shade of tiles, including rubbing and cleaning etc.complete on 20 mm thick bed of cement mortar 1:4 ( 1 cement : 4 coarse sand).Ordinary cement without any pigment .

OD71661/2024-2025:Interlock concrete block pavement, Providing and laying of Interlocking concrete block pavements having thickness 80mm including providing a layer of 6mm aggregate for 5cm thicknessas per drawing and technical specification Clause 1504

OD71662/2024-2025:Laying old Interlock concrete block pavement, Providing and laying of old Interlocking concrete block pavements having thickness 80mm including providing a layer of 6mm aggregate for 5cm thicknessas per drawing and technical specification Clause 1504

OD71663/2024-2025:Taking out existing CC interlocking paverblocks from footpath /central verge,including removal of rubbish etc

75.5.2.1pb:Tack Coat - With Packed Bitumen Rates <br> 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.

75.5.5.B.2pb:Modified Penetration Macadam 75 mm thick using Bitumen S-65 - Packed Bitumen Rates <br> 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.

75.5.9.1.2pb:20mm thick Open-Graded Premix Carpet using Bituminous (penetration grade/modified bitumen) Binder - Bitumen S-65 - Packed Bitumen Rates<br> 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. <br> Case - I By Manual Means <br> (II) Bitumen (S-65)

75.5.12.A.3.2pb:Seal Coat - Manual Means - Type C - Bitumen S-65 - Packed Bitumen Rates <br> 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 <br> A. By Manual Means <br> Case III : Type C <br> (II) Bitumen (S-65)

suresh

Bidder Name

suresh

Thampi