CA No CWE/HILLS/PGH/69 of 2020-21 SPECIAL REPAIR TO CERTAIN ROADS AT 7 D AREA AT PITHORAGARH UNDER GE PITHORAGARH

Amount

Demolition of cement concrete in ground floor and pavings n. exc. 15 cm thickness (below or above GL) and removing the debris / demolished materials beyond 250 m outside the MOD land, complete all as specified and directed.

M&L for 75mm thick PCC 1:4:8 type D-2 (Using 40mm graded crushed stone aggregate) as in sub base of floor, finished the surfaces fair & even to receive floor finishes, complete all as specified and directed.

M&L for 80 mm thick machine pressed coloured rubber moulded precast concrete interlocking pavers block any shape and size confirming to IS 15658-2006 of M-40 Grade with and including 25mm thick sand layer including watering and consolidation, complete all as specified and as directed.

Demolition of PCC interlocking paver block of any description or thickness in floor, aprons etc., laid, bedded and pointed in any mortar, complete all as specified and directed.

All as per item no.03 here-in-before but except PCC interlocking paver block, complete all as specified and directed. Note:- Serviceable PCC interlocking paver blocks obtained from item no.04 are to be used under this item.

Demolition of cement concrete block masonary / brick, built in cement mortar including all quoins, arches, pillars etc. & precast concrete articles, complete all as specified and directed.

M&L for precast cement concrete block masonry with solid blocks exc 10 cm in width and setting in cement mortar 1:6 using PCC 1:3:6 type C-1 precast cement concrete blocks, complete all as specified and directed.

M&L for PCC 1:2:4 type B1 using 20mm graded stone aggregate as in coping including weathering and throating including necessary form work etc., complete all as specified and directed.

Taking down cement plaster from old brick / stone masonry walls etc. including racking out joints, hacking for keys and scrubbing down with water complete all as specified and directed.

M & L 15 mm thick rendering in cement mortar 1:4 on fair face of brick work or concrete surfaces, surface finished even and smooth with out using extra cement, complete all as specified and as directed.

M&L for PCC 1:3:6 type C-1 using 20 mm graded crushed stone aggregate as in surface channels and drain, complete all as specified and directed.

Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete using extra cement including forms, moulds mitred / stopped end, complete all as specified and directed.

Add or deduct for each 25mm girth or part thereof over or under 30cm inner girth in cement concrete, complete all as specified and directed.

M&L for preparation of existing black top surface by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surfaces with gunny bags to remove all loose dirt etc and applying evenly a priming / tack coat with viscosity grade bitumen VG-10 @ 5 Kg/10 Sqm and providing 30mm thick (consolidated thickness) bituminous premixed carpet, using 0.41 Cum of stone chippings mixed with 21.90 Kg of binder (Viscosity Grade bitumen VG-10) rolled and compacted to required level, camber, gradient to a uniform and smooth surface with 8 to 12 tonne power roller and providing premixed sand seal coat using 0.06 cum of sand mixed with 6.8 Kg of binder (Viscosity Grade bitumen VG-10) applied and with 8 to 12 tonne power roller to a uniform smooth surface complete all as specified and directed. Note:- Premixed bituminous carpet shall be mixed in Mechanical Mixol at work site and laid / spread manually to uniform and smooth surface.

M&L for preparation of existing black top surface by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surfaces with gunny bags to remove all loose dirt etc and applying evenly a priming / tack coat with viscosity grade bitumen VG-10 @ 5 Kg/10 Sqm, complete all as specified and directed.

Scarifying or picking gravelled, macadam or bituminous macadam suefaces in area n. exc. 400 Sqm, n. exc. 50 mm deep, complete all as specified and directed.

M&L for providing premix bituminous macadam (Consolidated thickness 75mm or less) laid manually, rolled and compacted to required gradient and camber using paving bitumen (VG-10) grade @ 4% by weight of total mix, complete all as specified and directed. Note:- Premixed bituminous macadam shall be mixed in Mechanical Mixol at work site and laid / spread manually to required gradient and camber.

M&L for hot applying 2.5mm thick with thermoplastic road material to marking line, dashes or arrow etc. of white or golden yellow in colour in uniform thickness with glass beads as per clause no. 803 of MORTH specification of work, including cleaning of road surfaces, heating the materials within specific temperature and road marking with all arrangement required for proper completion of work etc. complete all as specified and directed.

S&F Cat eyes stud, ABS body conforming to IRC-67,1977 of different colour as approved by GE having load capacity 40 Ton giving reflection on both sides in wet and dry condition including fixing with epoxy resin as per manufacturer's instructions, complete all as specified and directed.

S&F solar road studs of size (125mm x 125mm x 25 mm) having three LED on two sides with detachable batteries fixed with appoxy on road as per manufacturer instructions and embaded as directed at site, complete all as specified and directed.

S&F retro reflecting 90 cm high road delineators post black made of 16 gauge, 62mm dia round pipe reflective in red, white and yellow super prismatic 04 strips including embedding the same in PCC 1:3:6 type C-1 below ground level 30 CM deep including excavation in soft / disintegrated rock complete all as specified and directed

S&F speed bumps made of heavy duty tough rubber of size 500mm x 365 mm x 50mm, black and yellow in colour , Brand -Dark eye model No Da1008 or equivalent in 3M /STP LTD complete all as specified and directed.

Repair to pot holes exc. 30 mm depth and not exceeding 1.0 Sqm each including sweeping free from dust and mud or water, scoring sunken surface in roads, paths etc cutting around edges to at least 25 mm in depth making good by applying tack coat with bituminous primer (paving bitumen) VG-10 @ 5 Kg per 10 Sqm, putting in including bituminous macadam well rammed and sealed with binder 9.8 Kg per 10 Sqm blinded with 0.09 Cum of stone chipping, 6.3 mm size and again well rammed (including supply of premixed macadam, binder and chippings), complete all as specified and as directed.

BIPIN CHANDRA JOSHI

m/s vishnu kumar agarwal