138WE/L-147/2024-25

Amount

Material & Labour for Scarifying or picking gravelled, macadam or bituminous macadam surfaces in area not exc 400 sqm complete all as specified and directed.

Material & Labour for 75 mm thick water bound macadam (compacted thickness) with graded stone aggregate (granite, trap or basalt) of grading 2 (63mm to 40mm size) spread, watered, rolled with 8 to 12 tonne power roller to form true surface, blinded and consolidated to required gradient and camber and super elevation complete all as specified.

Repair to potholes, not exc 1 Sqm each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc. cutting around edges to at least 25 mm in depth and making good by applying tack coat with bituminous primer @ 5 Kg per 10 Sqm, putting in premix as specified for thin bituminous carpet (2 cm thick) well rammed and sealed with primix sand seal coat (6.8 Kg of binder with 0.06 cum of sand), again well rammed (including supply) of premix binder and sand) depth of pothholes n exc 30 mm complete all as specified and directed.

Material & Labour for preparing of black top surfaces by brushing with wire brushes for removing caked mud etc sweeping with broom & finally fanning the cleaned surfaces with gunny bag to remove all loose dirt etc and applying evenly a priming/tack coat with mechanical sprayer over old black top surfaces with bituminous primer (VG-10) at 5 Kg per 10 sq metre complete all as specified and directed.

Material and labour for preparing of unsurfaced water bound macadam surfaces by brushing with wire brushes for removing caked mud etc sweeping with broom & finally fanning the cleaned surfaces with gunny bag to remove all loose dirt etc applying evenly a priming/tack coat with mechanical sprayer over old black top surfaces with bituminous primer(VG-10) at 10 Kg per 10 sq metre complete all as specified and directed.

Material & Labour for premixed bituminous macadam using paving bitumen of VG-10 grade with binder content 4% by weight of total mix and complacted to required gradient and camber laid by mechanical paver (consolidated thickness 75 mm or less) with 8 to 10 tonne power vibrator road roller etc complete all as specified and directed.

Material & Labour for 40 mm thick (consolidated average thickness) bituminous premix asphaltic semi dense concerete with 5.5% % binder (of paving bitumen VG-10) content by weight of total mix, rolled & compacted with 08 to 10 tonne power road rolled to required camber and gradient complete all as specified and directed (Laying of bituminous premix asphaltic semi dense concrete with mechanical paver) complete all as specified and directed.

Material & Labour for preparation of road surface and applying thermoplastic reflective paint for marking of minimum 2.5 mm thick single coat as a centre line or edge line etc road marking of 150/100 mm width using 'HOT MARK' thermo plastic paint (Hot application white/yellow by indenous modern propelled road marking machine as directed including all ingredients such as binder, glass beads, titanium dioxide, calcium carbonate, inter filler etc, thermoplastic requirement for glass beads shall be conforming to BS-6086 of MOST specification including spraying of glass beads etc complete all as per manufactures instructions and as directed by Engineer incharge

Supply and fix solar cat eye aluminum alloy shall (100% water proofing design according to 65) of size 125mm x 125mm x 25mm (shank 65mm) of high efficiency Mono rystafie solar panel 2.4V/ 0.3 watt one NI-ed rechargeable battery (1.2V/ 1600MA) consisting of super bright LED with 10,000 to 18,000 mcd completed as per manufactures instructions etc. all as specified and directed.

Supply and fixing metal tubular dealineator made out of ABS round body fitted with 2 Nos 65 mm dia highly reflective reflectors made out of PMMA and mounted on 45/50 mm dia mild steel pipe of 600 mm height duly powder coated and thermo plastic elastomer 3 bands of green, red and yellow reflector radium tape of 25 mm wide strips with anti theft steel net for reflector protection including embedding in PCC 1:2:4 (150x150x300mm) type B1 complete all as specified and directed(including taking down of existing).

Gyamdu Engineering Works (BID ID -3277013)