REPAIRS TO CERTAIN ROADS AND REPLACEMENT OF ROADSIDE FURNITURE AT AIR FORCE STATION SINGARSI UNDER AGE I AF SINGARSI

Amount

Repair to potholes any depth n.exc 1.00 sqm each including sweeping free from dust and mud or water, scoring sunken surfaces in roads etc cutting around edges to at least 30 mm in depth, making good surface by applying tack coat@ 5Kg per 10 Sqm (VG-10), putting in premix bituminous macadam (Design Mix), 75 mm or less consolidataed thickness with 4.0% binder content(Minimum) VG-30 by weight of total mix, rolled and compacted to required camber and gradient and sealed with binder 9.8 kg per 10 sq m, blinded with 0.09 cu m of stone chippings, 6.3 mm size and again well rammed (including supply of premixed macadam, binder and chippings). depth of pot holes exc. 30mm all as specified and directed.

Preparing old bituminous/black top Surfaces by brushing with Wire Brushes for removing Caked, Mud, road marking paints etc., Sweeping with Brooms and finally Fanning the Cleaned Surface with Gunny Bags to remove all loose Dirts, etc., complete all as specified and as directed.

Material and labour for applying evenly a tack coat with bituminous primer (VG-10) @ 5 Kg per 10 Sqm complete all as specified and directed .

M&L for premix bituminous macadam (Design Mix), 75 mm or less consolidataed thickness with 4.0% binder content(Minimum) VG-30 by weight of total mix, laid/rolled and compacted to required gradient and camber using 8 to 12 Tonne power roller complete all as specified and as directed by Engr - in - Charge. Note: (i) Unit rate quoted shall include the provision of bitumen, at 4.0% by weight of the total mix. No price adjustment shall be admissible if excess quantity of binder content (bitumen VG-30) is used/approved in the execution of work under this item. (ii) Area should be calculated on Simpson's rule & volume should be calculated on Prismoidal Formula. (iii) Priming/Tack coat will be measured and paid separately.

Material and labour for bituminous premixed semi-dense asphaltic concrete 40 mm consolidated thickness with 5.5% binder (paving bitumen VG-30) content by weight of total mix, spread evenly with mechanical paver to desired thickness and to the correct camber, rolled and compacted to required camber and gradient with using 8 to 12 Tonne power roller complete all as specified and as directed . Note:- (i) Premix SDAC shall be produce from Hot mix plant and temperature should be maintained between 115 degree centigrade to 155 degree centigrade at time of laying carpet. (ii) Minimum binder content shall be 5.5% by weight of total mix. However, in case more than 5.5% binder content is required as per design mix, the same shall be provided by the contractor at no extra cost.

M&L for preparing & cleaning new/existing black bitumenous surfaces of road by removing all dirt, seals, oil, grease and foreign material etc. with coir brushes or other means as required and applying 2.5 mm thick thermoplastic road marking paint using an applicator machine to form traffic strips such as lines, dashes, arrows, letters etc. not exc. 10cm wide with surface application of reflectorising glass beads as per manufacturer instructions complete all as specified and as directed. Note:- The road marking paint shall be conform to BS 3262 Part-I & II of 1989.

Supply and fixing cat eye solar reflective type of metal body alloy of size 100mm x 100mm x 20mm with PAMA striplens reflector of model No. DA 972.0 fixed with and incl MS stud of suitable size as per manufactures instructions complete all as directed .

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 32 inch/800mm dia wide angle traffic convex mirror for road safety with installation kit and adjustable bracket & nut bolt including 2 mtr length of MS pipe of 50mm dia suitabely grouted in plain cement concrete 1:2:4 type B1 alongwith all necessary works complete all as directed by Engr-in-Charge.

Demolition of cement concrete (un-reinforced) of any description and in any position not otherwise specifically provided for complete all as directed by Engr-in-Charge.

M&L for providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete including two coat of synthetic enamel paint over a coat of primer.

P .BANERJEE AND CO (BID ID -3125486)

M/S ASHA ENTERPRISE (BID ID -3124770)

LALAN SHARMA (BID ID -3124442)

M/S SINGH ENTERPRISE (BID ID -3124387)

M/S New Builders Corporation (BID ID -3125407)

DANATION CONSTRUCTIONS (BID ID -3123230)

M/S AMARNATH AGARWALLA (BID ID -3121753)