Re tender 14- Annual Plan 2025-2026, Nagalassery Gramapanchayath Project No- 176, ( Spill over No- 336) Vavannur - Koyamkavu Road Retarring Side Concreting Ward

RETARRING AND ROAD WIDENING WORKS

OD337341/2024-2025:Filling up potholes (cut and formed to reguiar shapes and all loose and defective materials removed )after supplying a prime coat of hot bitumen using 36mm broken stone an compacting with power roller to get compact.

75.5.2.2pb:Tack Coat - With Packed Bitumen Rates Providing 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.

75.5.11.1.A.2pb:Mix Seal Surfacing - Manual Means - Type A - Bitumen S-65 - Packed Bitumen Rates <br> Providing, 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 509 <br> By Manual Means <br> Type A <br> (II) Bitumen (S-65)

3.5.2:Excavation in Soil with Dozer with lead upto 100 m Excavation for roadway in soil by mechanical means including cutting and pushing the earth to site of embankment upto a distance of 100 m, including trimming bottom and side slopes in accordance with requirements of lines, grades and cross-sections.

OD337342/2024-2025:1.002-Specification code: OD193656/2023-2024 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 manually mixing by mix in place method and compacting with rammers to achieve thedesired density complete as per Clause 401.4 as per Technical Specification Clause 408

75.8.1:Providing Plain cement concrete for road work CC 1:2:4 (1 cement: 2 fine aggregate: 4course aggregate) laid to required slope and camber in panels (@ 3 m c/c) as requiredincluding compaction, finishing and tamping etc .complete. Max. size of courseaggregate not exceeding 25mm , mixed in concrete mixer etc complete as perspecification (i) Nominal mix (1:2:4)

CONSTRUCTION OF POST AND FITTING GI PIPE

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

4.1.8:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 nominal size)

16.23:Providing and fixing 15 cm dia at top, 20 cm at bottom and 90 cm high precast reinforced cement concrete 1:1.5:3 ( 1 cement : 1.5 coarse sand: 3 graded stone aggregate 20 mm nominal size) boundary stone as per standard design, including finishing smooth with cement mortar 1:3 ( 1 cement: 3 fine sand) (cost of excavation, refilling and concreting to be paid for separately).

5.1.3:Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level:1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)