SPECIAL REPAIRS TO ROADS,BERM,HARD STANDING AND ROAD FURNITURE WORK AT NOL,GPR AND INSIDE FORT AREA UNDER GE CHENNAI

M&L for preparing existing black top surfaces of road by brushing with wire brush for removing caked mud etc, sweeping with gunny bags to remove all loose dirt etc. and applying evenly a tack coat with bitumen primer of paving bitumen of grade VG-10 at the rate of 5 kg per 10 sqm by using bitumen pressure spraying machine complete all as specified and as directed

M&L for Bituminous premixed semi dense asphaltic concrete (SDAC) ,40 mm consolidated thickness with 5.5 % binder content (by using paving bitumen of grade VG-30 ) in weight of total mix and filler of cement, content as per design mix (not less than 2%) spread by using mechanical paver, rolled and consolidated to required camber and gradient complete to a uniform surface by using Tandom Vibrator power roller 8 to 12 tonne capacity complete all as specified and directed

Note : (a) Cement shall be used as filler at mininum 2% by weight of total mix in event of variation in design mix the percentage of filler content shall be on plus side adopted. (b) SDAC shall be as per MORTH specification (c) Laying shall be done by means of self-propelled mechanical paver, finishing with lectronic sensor and hydraulic controls with suitable speed and capable of laying, spreading, tamping and finishing. (d) Mix shall be obtained from computerized hot mix plant and spreading shall be done by using mechanical paver only (e) The mix shall be designed by job mix formula and approved by GE before incorporation. (f) Cost of mix design, testing charges, materials as required and transportation etc for job mix formula and Independent testing during execution of work shall be inclusive in the unit rate quoted and no extra payment shall be admissible on this account. (g) Contractor quoted rate shall be for 5.5% binder content only .If the binder content shall be less than 5.5% by weight of total mix, price adjustment shall be made for less bitumen at the rate of Rs 50/kg .However no price adjustment if the binder content shall be more than 5.5% and no other claim whatsoever on this account shall be allowed and admissible

M&L for applying evenly a prime coat with bitumen primer of paving bitumen of grade VG-10 at the rate of 10 kg per 10 sqm over WBM / bituminous surface by using bitumen pressure spraying machine complete all as specified and as directed

M&L for repairs to potholes any depth, not exceeding 1 Sqm each including sweeping ,free from dust and mud or water, scoring sunken surfaces in roads, paths, etc. by cutting around edges to at least 25mm in depth, making good by filling in with screened and graded road metal of required size , watering and well ramming (including supply of road metal) etc.complete all as specified and as directed

M&L for premix Dense Bituminous Macadam (DBM), as in profile layer, with grading 2 of IRC laid in layers of 75mm or less (consolidated) thickness using 4.0% binder content (paving bitumen of grade VG-30 ) by weight of total mix ,obtained from computrised hot mix plant , spread, rolled and compacted to required camber and gradient by using mechanical sensor paver and rolled to a uniform, smooth surface using Tandem vibratory roller 8 to 12 tonne capacity complete all as specified and as directed

Note : (a) Premixed Dense Bituminous Macadam shall be as per MORTH specification (b) Laying shall be done by means of self-propelled mechanical paver, finishing with electronic sensor and hydraulic controls with suitable speed and capable of laying, spreading, tamping and finishing. (c) Mix shall be obtained from computerized hot mix plant and spreading shall be done by using mechanical paver only (d) The mix shall be designed by job mix formula and approved by GE. (e) ) Cost of mix design, testing charges, materials as required and transportation etc for job mix formula and Independent testing during execution of work shall be inclusive in the unit rate quoted and no extra payment shall be admissible on this account. (f) Contractor quoted rate shall be for 4.0% binder content only .If the binder content shall be less than 4.0 % by weight of total mix, price adjustment shall be made for less bitumen at the rate of Rs 50/kg .However no price adjustment if the binder content shall be more than 4.0 % and no other claim whatsoever on this account shall be allowed and admissible

M&L for preparing bituminous surfaces of road and applying 2.5 mm thick road marking (Retro reflective) paint as in centre lines, stop lines, dashes, arrows etc. and the like not exceeding 10cm wide on roads , pavements surfaces with hot applied thermo plastic road marking paint of approved colour confirming to BS 3262-1989 with special applicator machine all as per Manufacturers instruction complete all as specified and directed.

S&F in repairs yellow and black plastic speed bump of size 500x380x50 mm of 40 tonne load capacity made of ABS plate material, highly reflective reflector mould in PMMA, material welded with ABS plate through ultrasonic welding process with end cap including epoxy for fixing speed bumps on roads at different locations and places with necessary bolts / nuts etc.fixed all as per Manufacturer’s instructions and as directed by Engineer-in-Charge. Make : Dark Eye , GREENS / GREENLITE or equivalent of make as approved by CWE.

S&F in repairs convex mirror made up of PC materials having clear and definite mirror image, 130 degree of viewing angle of size 800mm dia, mounted on MS pipe 50 mm dia, 1.5 m long duly powder coated including embedding the pipe in PCC 1:3:6 type C1 using 20mm graded stone aggregate of size 150mm x150mm x300mm with necessary earth work excavation etc complete all as specified and directedd Make :- 3M/Darkeye or other equivalent approved by CWE

S&F in repairs CAT Eye Solar reflective type of double side metal body alloy of size 100 mm x 100 mm x 20 mm with PAMA strip lens reflectors of model no. DA 972.0 , fixed with and including MS Stud of suitable size all as per Manufacturers instructions and as directed. Make : Dark Eye , GREENS / GREENLITE or equivalent of makes as approved by CWE.

S&F solar cat eye aluminum alloy (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 complete all as per manufactures instructions and as directed. Make : Dark Eye , GREENS / GREENLITE or equivalent of makes as approved by CWE.

Demolition of cement concrete of any description and in any position not otherwise specifically provided for (unreinforced) including removing the debries to out side the Defence land complete all as specified and directed.

M&L for 100mm thick plain cement concrete 1:5:10 type E2 using 40mm graded stone aggregate as in sub base to flooring complete all as specified and as directed.

M&L for hard core with broken stone or boulders of gauge not exceeding 63mm ,deposited,spread and levelled in layers not exceeding 15cm thick,watered and rammed to true surface complete all as specified and directed .

M&L for stone dust filling under floor and cushioning to interlocking tile including watering and consolidation complete all as specified and directed .Note:Thickness shall be measured after punning.

M&L for machine pressed precast concrete interlocking paver blocks with grey cement and no pigments of approved design,shape,pattern and size confirming to IS 15658-2006 of 80 mm thickness, M-40 Grade as in paving / foot path / hard standing etc ,made by table vibratory method using PU mould through vibrartory compaction by using plate vibrator , filling the joints with sand and cutting of paver blocks as required size and pattern, finishing and sweeping extra sand including with watering and consolidation complete all as specified and as directed.

M&L for plain cement concrete 1:2:4 Type B0 using 12.5 mm graded stone aggregate as in coping,bands,plinth courses, kneelers, apex stones, bed plates, kerbs, water troughs,edging to paver block etc and the like including weathering, slightly rounded or chamfered angles and throating complete all as specified and as directed by Engineer-in-Charge.