CERTAIN REPAIR TO INTERNAL ROADS AND BERMS OF SE FALLS AND INTERNAL ROAD AT OTM AND MD ACCN IN DAD RESIDENTIAL COMPLEX AND AAO SHILLONG UNDER GE SHILLONG

Amount

Scarifying or picking gravelled macadam or bituminous macadam surface in area not exceeding 400sqm and depth not exceeding 50mm complete all as specified and directed.

Materials and labour for 150mm thick (compacted thickness) water bound macadam (WBM) in two layers each of 75mm thick with coarse aggregates of grading 2(63 to 40 mm size) or of grading 3(50 to 20 mm size) using granite, trap or basalt, spread, rolled with power roller 8 to 12 tonne and consolidated to required gradient and camber complete all as specified and directed.

Material and labour for preparation of unsurfaced WBM surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the cleaned surface with gunny bags or compressed air to remove all loose, dirt, etc. and applying evenly a tack coat with bituminous primer (Paving bitumen of grade VG-10) @ 10 Kg per 10Sqm complete all as specified and directed.

Material and labour for providing premix bituminous macadam with binder content (Paving bitumen of grade VG-30) @ 4 % by weight of total mix, laid/rolled and compacted to required gradient and camber of thickness not more than 75mm complete all as specified and directed.

Material and labour for providing bituminous premixed carpet 40mm consolidated thickness with 0.54 cum of stone chippings mixed with 29.20 Kg of binder per 10 Sqm (Paving bitumen of grade VG-30), rolled and compacted to required camber and gradient etc. complete all as specified and directed.

Material and labour for applying liquid seal coat by applying evenly binder @ 9.8 Kg per 10 Sqm blinding (Paving bitumen of grade VG-30) with 6.3 mm size stone chipping @ 0.09 cum per 10 sqm and rolled to a uniform smooth surface using 8 to 10 tonne power roller complete all as specified and as directed.

Material and labour for preparation of existing black top surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the cleaned surface with compressed air to remove all loose, dirt, etc. and applying evenly a priming/tack coat with bituminous primer (Paving bitumen grade VG-10) @ 5 Kg per 10Sqm complete all as specified and directed.

Material & Labour for providing bituminous premixed semi dense asphaltic concrete 40mm consolidated thickness with 5.5% binder content (using paving bitumen VG-30) by weight of total mix rolled and compacted to required camber and gradient using 8 to 12 ton capacity power roller complete all as specified and directed.

Material and labour for preparing bituminous surfaces of road and marking 2.5mm thick centre lines, stop lines, dashes, arrows etc. and the like n. exc 10cm wide on roads pavements 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.

Demolition and breaking up drain pipe 600mm bore (Salt glazed stoneware, AC or reinforced concrete) set in cement mortar complete all as specified and directed

Supply & fixing reinforced concrete pipe 600mm bore, class NP3, laid , tested and jointed with collars complete all as specified and directed

Excavating in trenches, not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. not exceeding 10 sqm on plan and not exceeding 1.5 m in depth and getting out in soft/loose soil complete all as specified and directed.

Material and labour for providing plain cement concrete, type D-2, 1:4:8 (using 40 mm graded stone aggregate) as in foundation, filling and mass concrete, bedding of RCC pipe etc complete all as specified and directed.

Material and labour for block masonry with solid pre-cast cement concrete blocks made out of cement concrete 1: 2: 4 type B-1, using 20 mm graded stone aggregate, exc. 10 cm in width and setting in cement mortar 1 : 6 including demolition of brick work or stone / boulder masonry including all quoins, arches, pillars, etc. built in cement mortar or cement lime mortar complete all as specified and directed.

Material and labour for 15mm thick plaster in cement mortar 1:4 on fair faces of brick work or concrete surfaces finishing the surfaces even and fair without using extra cement complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 25 cm thick in each layer as in soil complete all as specified and directed.

Material and labour for providing cement concrete type B-0, 1:2:4 (using 12.5 mm graded stone aggregate) in roof kerbs or mud stops, rounded or chamfered on edges in lintels upto 1.5m clear span, cills, steps,seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs not provided for in Item 04028, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, including necessary formwork complete all as specified and directed.

Material and labour for cement concrete 1:3:6, type C-2 (using 40 mm graded stone aggregate) as in bed to drain pipes of 600 mm bore including packing under and haunching against the sides of pipe after they are laid and tested complete all as specified and directed.

Removing surplus excavated material (soil) to distance not exc. 50 m and depositing where directed at a level not exc. 1.50 m above the starting point complete all as specified and directed.

Demolition of cement concrete (un-reinforced) in ground floor and paving not exc. 15 cm thick (Below or above ground level) complete all as specified and directed.

Material and labour for providing 75 mm thick cement concrete 1:4:8 type D-2 (using 40 mm graded stone aggregate) as in footpath finishing top surface even and fair with using extra cement complete all as specified and directed.

Material and labour for sand filling under floors or in foundations including watering and consolidation as required complete all as specified and directed.

Material and labour for machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade with grey cement with pigment complete all as specified and directed. Make: Anjali Tiles/ Ultra Tiles Pvt Ltd/ Terra Firma/ ECCO Scope/ Mehtab Tiles/ BRIKOLITE or any ISI marked or any make confirming to relevant IS subject to confirmation by GE after proper testing

Material and labour for 15 mm thick screed bed or bedding layer in cement mortar 1:4 for laying floor finishes finished even and rough complete all as specified and directed.

Material and labour for pre-polished chequered cement concrete tiles 20cm x 20cm x 25mm thick, set with grey cement and pigment set and jointed in neat cement slurry and pointed in white or coloured cement to match the surface of tile as in floor complete all as specified and directed. Make: Ultra/Bansal/Nitco/Anjali/Multiwyn or any ISI marked make or any make confirming to relevant IS subject to confirmation by GE after proper testing.

Material and labour for providing plain cement concrete, type C-2, 1:3:6 (using 40 mm graded stone aggregate) as in foundation, filling and mass concrete complete all as specified and directed.

HUNBON KHARPHULI