KEEZHMAD GP- 152-25-26 Renovation of suhrdsadan choondi periyar valley canal road in ward 16

Road Maintenance

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.

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.

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.

75.5.11.1.A.2pb:Mix Seal Surfacing - Manual Means - Type A - Bitumen S-65 - Packed Bitumen Rates 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 By Manual Means Type A (II) Bitumen (S-65)

name board

OD9284/2025-2026:Providing name board of average size 90cm x 60cm fixing with 50mm GI pipe post including bottom concreting, painting lettering etc complete - as detailed below. Earth work excavation in all class of soil, PCC 1:4:8 10cm thick, bottom pedestal of size 30x30x45cm with CC 1:2:4, 50mm GI pipe as main post of average length 145cm, support strut with 25mm GI pipe 2 Nos 50cm, 1mm thick MS sheet board of frame with 40x40x6mm angle iron and 3mm thick ms gusset plates at junctions, over all painting with synthetic enamel paint and lettering with synthetic enamel paint.