CWE/AF AMB/AMB-31/2025-26 SPECIAL REPAIR TO ROADS AT CERTAIN PLACES OF TECHNICAL AND DOMESTIC AREA AT AF STN AMBALA

Material and labour for scarifying or picking graveled, macadam or bituminous macadam surfaces in area not exceeding 400 sqm and depth exceeding 50mm but not exceeding 100mm complete all as specified & directed.

Material and labour for 150mm thick (compacted thickness) Wet mix macadam (WMM) in two layers each of 75 mm thick, grading as per table 400-13 of MoRTH specifications for Road and Bridge works, manufactured in WMM plant, material comprising of clean, crushed, graded aggregates and granular material premixed with water to a dense mass, spreading with sensor paver and rolling with vibratory roller of capacity 80KN to 100KN static weight and consolidating to required gradient & camber complete all as specified & directed. Notes: (i) The finished surface tolerance shall be as per Table 900-1 of MoRTH specifications for Road and Bridge works. (ii) Each layer (100mm thick) of WMM shall be executed independently from laying till compaction. (iii) The quantity in BOQ is given for 200mm thick WMM (consolidated thickness) and the top finished surface of 200mm thick WMM shall only be measured for payment purpose.

Material and labour for preparation of existing Water Bound Macadam(WBM/WMM) or Wet Mix Macadam(WMM) surfaces by brushing with wire brushes for removing caked mud/grass etc sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dust/dirt etc and applying evenly a priming/tack coat of bituminous primer (paving bitumen grade VG-10) @ 10 Kg per 10 Sqm by using mechanical sprayer complete all as specified & directed. Note: A Board of Officers shall be ordered by GE well before execution of item to ascertain the quality, quantity & locations of work.

Material and labour for laying premix bituminous macadam using 20mm size graded crushed stone aggregate (grading 2 with nominal aggregate size 19mm), mixed with binder content (paving bitumen grade VG-30) @ 4% by weight of total mix, rolled and compacted with 8 tonne to 12 tonne power road roller to required gradient and camber using full width mechanical paver (consolidated thickness not exceeding 75mm) in single layer complete all as specified & directed. Notes: (i) For price adjustment of bitumen & other requirements of design mix, refer Sch 'A' Notes/Particular specifications. (ii) A Board of Officers shall be ordered by GE to ascertain the quantity & locations of item well before execution.

Material and labour for laying 30mm thick (consolidated thickness) bituminous pre-mixed, hot mix, semi-dense asphaltic concrete with coarse aggregate of grading 1 as per MORT&H specification in single layer using binder content (paving bitumen grade VG-30) @ 5.5% by weight of the total mix as per design mix including supply and mixing of filler (OPC cement) laid, rolled and compacted to required gradient and camber using full width mechanical sensor paver with string sensor and compacted with 8 tonne to 12 tonne power roller complete all as specified & directed. Note: For price adjustment of bitumen & other requirements of design mix, refer Sch 'A' Notes/Particular specifications.

Material and labour for preparation of bituminous/concrete surface and marking/painting lines, dashes, arrows etc. on roads/pavements by hot applied thermoplastic road marking paint(white/yellow) inclusive type I reflectorising glass beads as per table 800-3, 800-4 of MORT&H, applied in uniform thickness of atleast 2.5mm and spread uniformly with reflectorising glass beads type II @ 250 gram per sqm & painting materials @ 650 gram per sqm with a road marking machine as per IRC: 35, with traffic diversion arrangements if required, complete as per MORT&H specification clause 803.4, complete all as specified & directed. Note: Hot applied thermoplastic road marking materials shall be confirming to BS 3262-1989.

Supply and fixing as in replacement plastic speed breaker designed so dynamically and compact that it can bear maximum load of it. The body of the speed breaker is made of ABS material. Two highly reflective reflectors moulded in PMMA material welded with ABS plate through ultrasonic welding process and then fixed on to the speed breaker so that dust and water cannot touch reflectors inside and thus it maintains its reflectivity for a long period, approx size 750mm x 250mm x 75mm of each piece, laid & fixed on road along the length of ABS Engineering plastic speed breaker adjacent to each other complete all as specified & directed. Make:- Model No DA-1006, design patent No 206431 of Dark Eye or equivalent of 3M/ Greenlite/Sheetal/Shakti

Supply and fixing as in replacement road stud(any tint), ABS material body, approx size 100mm x 100mm, weight not less than 435 gram, having 50mm long shank, plastic body reflective panel with two highly reflective reflectors, two way fitted in the body, one MS pin fixed with approved epoxy adhesive as per manufacturer's instructions complete all as specified & directed.