Special repairs to Roads/Pathways at Air Force Stn lonavla

Amount

Repairs to potholes any depth n exc 1 sqm each incl sweeping free from dust and mud or water, scoring sunken surfaces in road , path ect. Cutting around edges to at least 25 mm in depth making good by filling in screened and graded road metal watering and well ramming ( incl supply of road metal)

Scarifying or picking gravelled macadam or bitumen macadam surfaces in area n . exc.400 sqm , depth exc. 50mm not exc 100 mm deep all as specified.

200 mm soling ( or sub base ) with broker boulders or quarried stone, inter stices filled, surface formed and rolled and consolidated to required gradient and camber

M&L 75 mm thick (compact theckness) in two layer Water bond macadam (WBM) with course aggregates of grading 2 (63 to 40 mm) size aggregate or of grading 3 (50 to 20mm) size aggregate of granite, trap or basalt, spread, watered and rolled with 8 to 10 ton power roller and consolidated to required gradient and camber.

Preparing WBM surfaces by brushing for removing caked mud etc sweeping with brooms and finally fanning the clear surfaces with gunny bags to remove dirt etc appluing primmin tack coat with paving bitumen primer @10 Kg/10 Sqm of road surface.

Premix bituminous, macadam laid/rolled and compacted to required gradient and camber by using VG 30 bitumen (consolidated thickness 75mm or less) and the binder content should not be less than 4% by weight of total mix rolled and compacted to required gradient and camber by using power roller 8 to 10 ton capacity

Preparing existing black top surfaces by brushing for removing caked mud etc sweeping with brooms and finally fanning the clear surfaces with gunny bags to remove dirt etc applying evenly a primmin / tack coat with paving bitumen primer @5 Kg/10 Sqm of road surface laying Bituminous premix asphaltic semi-dense concrete 40mm consolidated thickness with 5.5% binder content by weight of total mix,using VG 30 bitumen by mechanised paver rolled and compacted to required rolled and compacted to required camber and gradient complete and rolling to a smooth surface with 8 to 10 ton power roller .

M&L for 75 mm thick (Compacted thickness) moorum filling for berms, laid, rolled and compacted to required gradient & camber as directed by Engr-in-Charge.

Excavating over areas, n exc 1.5 m deep and getting out in Hard rock by chiseling etc complete all as specified and directed.

S&F road side delineator of ABS Sround body fitted with two 100 mm dia highly reflective reflectors and mounted on 48/50 mm x 750 mm long MS pipe (medium grade) duly powder coated with anti rust and protected with anti theft steel net etc in red/white/yellow in colour as directed by Engineer in charge including excavation in soft/loose soil and PCC block 30 x 30 x 30 cm (1:3:6 type C-2) for erecting MS pipe etc complete all as specified and directed. Note :- Delineator shall be made from class I retroreflective sheeting in accordance with AS 1743. Make : 3M (290 series)/Dark eye(1:3:6 type C-2) for erecting MS pipe etc complete all as specified and directed. Note :- Delineator shall be made from class I retroreflective sheeting in accordance with AS 1743.

Providing and fixing uni-directional Reflective pavement marker (RPM) or road studs bonded to or anchored within the road surface for lane marking and delineation for night time visibility, with plastic body of RPM/ road studs moulded from ASA ( Acrylic styrene Acrylonitreite) or HIPS (High Impact Polystyrene). The marker shall suport a lead 13635 Kg. Tested in accordance with ASTM D 4280. Reflective panels shall consist of number of lenses containing single or duel prismatic cube capable of providing total internal reflection of the light enteting conforming to ASTM D 788 or equivalent etc. complete (As per technical specification of NHAI clause A-8)

S&F Polycarbonate convex mirror 800mm diameter wide angle in red in colour with installation kit & adjustable fixing bracket(nut & Bolts) and mounted on 48/50 mm x 1500 mm long SS pipe (medium grade) including excavation in soft/loose soil and PCC block 30 x 30 x 60 cm (1:3:6 type C-2) for erecting SS pipe etc complete all as specified and directed.

S&F plastic road hump safety speed breaker in black & yellow colour for high visibility 3mtr, 50mm (6 Black & 6 yellow pieces) fixed with Araldite adhesive & bolt

S&F both side road motivational boards of Circular shape (0.60m dia ) made out of 3.00mm thick ACP sheet fixed on SS square tube of size 25X25X3mm fixed on one number vertical Post of SS pipe 50mm dia (medium class) welded with hold fast , one number made out of MS flat iron of size 40X6mm, 150mm long and reflective sheet HIP with & including the following complete all as specified & as directed :- (a) Vertical post shall be 2.90m height & embedded in concrete with 150mm long hold fast of SS flat iron of size 40X6mm. (b) excavation in soft/loose soil and PCC block 30 x 30 x 60 cm (1:3:6 type C-2) for erecting SS pipe etc complete all as specified and directed.

S & F sign board of 3mm thick ACP sheeting comprising one side high intensity prismatic grade retro sheeting as base and with cut out massage (legends borads letters numerals etc) with high intensity prismatic grade retro reflective sheeting board of any size over stainless steel framed work as per manufacturer's instructions all as specified and directed. ( Stainless steel shall be measured and paid seperately)

S&F mirror polished 304 grade stainless steel pipe or tube for post/pole for fixing of sign board etc cut of size bends in required shape both ends closed with 3mm thick ACP sheet, including welding and excavation in soft/loose soil and PCC block 30 x 30 x 60 cm (1:3:6 type C-2) for erecting SS pipe etc complete all as specified and directed.

S&F both side road Junction /Information sign boards of Circular /triangular shape (0.60m dia or0.60 m side) made out of 3.00mm thick ACP sheet fixed on SS square tube of size 25X25X3mm fixed on one No vertical Post of MS pipe 50mm dia (medium class) welded with hold fast , one No made out of SS flat iron of size 40X6mm, 150mm long and reflective sheet HIP with & including the following complete all as specified & as directed :- (a) Vertical post shall be 2.90m height & embedded in concrete with 150mm long hold fast of SS flat iron of size 40X6mm. (b) Reflective sheet shall be of Make "3M" with three years warranty certificate. (c) Unit rate quoted shall be deemed to include for borders /letters/numerals /arrows/AF logo etc of any type & of any size all as directed and coated with non peleable crystal clear protective transparent coating with 100% reflective. (d) excavation in soft/loose soil and PCC block 30 x 30 x 60 cm (1:3:6 type C-2) for erecting SS pipe etc complete all as specified and directed.

Providing and applying of hot applied thermoplastic compound 2.5mm thick including reflectorising beads @ 250 gms per Sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform and free from srtreaks and holes etc complete (as per MORT&H Specification No 803)

Demolition of Concrete of any description and in any position not otherwise specifically provided for

M&L for rubber moulded Machine pressed precast concrete interlocking paver block with grey cement and pigment (glossy finish) any shape & size conforming to IS 15658-2006 of 80 mm thickness, M-40 grade over and including 30mm thick crushed stone sand layer complete all as specified and as directed.

M&L for 25mm thick pre-polished and chemically treated smooth finish exterior grade coloured chequered tile (300X300)as in path including 15 mm thick Screed bed in CM 1:6 all as complete and as specified and directed. Make:Multiwin/Hindusthan pipe Industries(Novely Brand) or equivalenet brand.

M&L for pre cast Machine pressed cement concrete 1:2:4 type B-1 (using 20mm graded stone aggregate) as in kerbs stones and fixing all as per manufacturer instructions etc size shall be decided and directed by GE

PCC (1:4:8) type D2 (using 40 mm graded stone aggtegate) as in foundation filling and mass concrete

Demolition of brick/stone masonry built in cement mortar incl coping etc complete in any position, locations etc complete all as specified and directed incl removing the unserviceable debris as specified and as directed by Engr-in-charge.

M & L for walling of random rubble uncoarsed, well bonded, bedded and solidly hearted,built in CM 1:6

Extra over stone walling for hammer dressing 20 mm to face stones and dressing of face beds and joints, as specified, of random rubble walling, uncoursed or brought upto courses

Provide cement concrete of 1:2:4 (20mm graded aggregate) type B1 for coping.

M & L for Flush pointing to random or polygonal rubble, uncoursed or brought upto courses in CM 1:4.

DWARKESH STRUCT-CON

seema enterprises