SPECIAL REPAIR TO CERTAIN ROADS IN NORTHERN SECTOR AT MIL STN KOTA

Amount

Scarifying or picking gravelled, macadam or bituminous macadam surfaces in area not exceeding 400 Sqm and depth exceeding 50 mm but not exceeding 100mm deep etc complete all as specified and directed.

M&L for 75 mm thick (compacted thickness) WBM for disturbed portion of road with coarse aggregates (lime/sand store, flint or quartzite) of grading 2 (63 to 40 mm size) or grading 3 (50 to 20 mm size), spread, rolled and consolidated to required gradient, camber and super elevation to match with existing surface rolled with 8-10 tonne power roller etc complete all as specified and directed.

Labour only for 75 mm thick (compacted thickness) WBM for disturbed portion of road with coarse aggregates (lime/sand store, flint or quartzite) of grading 2 (63 to 40 mm size) or grading 3 (50 to 20 mm size), spread, rolled and consolidated to required gradient, camber and super elevation to match with existing surface rolled with 8-10 tonne power roller etc complete all as specified and directed. NOTE: Material obtained from scarifying vide Srl item No 01 shall be reused.

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

M&L for premix bituminous macadam mixed laid with mechanical paver and 8 to 12 tonne power roller and compacted to required gradient and camber (Consolidated thickness 75mm or less) with paving bitumen 4% binder (viscosity grade VG-10) contents all as specified and directed. NOTE:- (i) Work shall be executed as per designed mix (job mix formula) approved by GE. (ii) If the bitumen content as per design mix found to be less than 4%, it shall be recovered at the rate of Rs 50/- per Kg for short of bitumen. If bitumen content found to be more than 4% as per design mix same shall be provided without any extra cost to the Govt.

M&L for preparing un-surfaced WBM surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the cleaned surface with air blown compressor to remove all loose dirt etc & applying evenly a priming tack coat with bituminous primer VG-10 @ 10 Kg per 10 Sqm etc complete all as specified and directed.

M&L for providing bituminous premix asphaltic semi dense concrete 40 mm thick (consolidated thickness) with mechanical paver, mixed at hot mix plant transported to site in tippers, chipping mixed with 5.5% of paving binder (VG-30) viscosity grade, rolled to uniform smooth surface with 8 to 12 tonne power roller and compacted to required camber and gradient complete all as specified and directed. NOTE:- (i) Work shall be executed as per job mix formula approved by Accepting Officer. (ii) Bitumen content as per design mix is found to be less than 5.5%, the short of bitumen shall be recovered at the rate of Rs 50/- per Kg and no adjustment shall be made if the bitumen content as per design mix found to be more than 5.5% same shall be provided without any extra cost to the Govt.

M&L for preparing black top surfaces of road 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, applying priming/tack coat with bituminous primer (VG-10) viscosity grade @ 5 Kg per 10 Sqm etc complete all as specified and directed.

M&L for providing bituminous premix asphaltic semi dense concrete 30 mm thick (consolidated thickness) with mechanical paver, mixed at hot mix plant transported to site in tippers, chipping mixed with 5.5% of paving binder (VG-30) viscosity grade, rolled to uniform smooth surface with 8 to 12 tonne power roller and compacted to required camber and gradient complete all as specified and directed. NOTE:- (i) Work shall be executed as per job mix formula approved by Accepting Officer. (ii) Bitumen content as per design mix is found to be less than 5.5%, the short of bitumen shall be recovered at the rate of Rs 50/- per Kg and no adjustment shall be made if the bitumen content as per design mix found to be more than 5.5% same shall be provided without any extra cost to the Govt.

M&L for cleaning and preparing the road surfaces for road marking with reflective thermoplastic white road marking paint conforming to BIS 3262, laid through road marking machine in a layer painting lines, dashes, arrows, letters etc on roads, pavements and the like exceeding 10 cm wide with road marking paint, white or golden yellow of CRYSTALEX, using 5 Kg material per square meter by incorporating the white glass beads for reflectivity in 100 mm width.etc complete all as specified & directed.

Demolition of brickwork or stone/boulder masonry, built in lime mortar including all quions, arches, pillars etc, but excluding ashlar facings, dressed stonework and precast concrete articles etc complete all as specified & directed.

Demolition Cement concrete (unreinforced ) concrete in ground floors and pavings not exceeding 15 cm thickness (below or above ground level) etc complete all as specified and directed.

Surface excavation not exceeding 30 cm deep and averaging 15 cm deep and getting out in soft/loose soil etc 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 shaft, well, cesspit, manhole, pier holes etc. not exceeding 10 sq m on plan and not exceeding 1.5 m in depth and getting out hard/dense soil.

Returning filling with earth obtained from excavation including spreading watering and consolidation in layers not exceeding 25 cm thick .etc complete all as specified & directed.

Removal of excavated material not exceeding 50m and depositing where directed at a level not exceeding 1.5 m above the starting point .etc complete all as specified & directed.

M&L brick work with subclass ‘B’ old size bricks straight or curved on plan exceeding 6.00 metre mean radius, built in cement mortar 1:6 etc complete all as specified & directed.

M&L rendering 15mm thick on stone masonary surfaces or surface other than fair faces of brick work on wall in CM (1:6) finished even and smooth etc complete all as specified and directed.

M&L for precast cement concrete (1:2:4) type B-1 using 20mm graded stone aggregate for kerb block in kerb edging of size 150mmx300mmx300mm and struck flush setting in cement mortar (1:6) etc complete all as specified and directed .

M&L cement concrete in foundations, filling and mass concrete type D2, (1:4:8) using 40 mm graded aggregate. etc complete all as specified and directed.

M&L for machine pressed precast concrete interlocking paver block, 80mm thickness, M-40 grade of any shape and size confirming to IS-15658-2006, with grey cement and pigment laid over and including providing 25mm thick sand cushion and joints of interlocking tiles filled with dry sand and compacted with mechanical plate vibrator etc complete all as specified & directed.

M/L for preparation of plastered / stone kerbs surfaces as in road dividers along the road by complete removal of surfaces and applying two coats of synthetic enamel paint over a coat of wall primer etc complete all as specified and directed.

S&F in repair delineator with two high performance 100mm Dia reflectors and two rectangular reflectors of 70mmx23mm are fixed on both sides of Guide Post. The body of Guide Post is moulded in ABS plastic and it is fixed on powder coated steel pipe of 1010 mm long embedded in PCC (1:2:4) type B-1 using 20mm graded stone aggregate( Size of block 30cmx 30cmx30cm) complete all as specified and directed. Make: Cat Part Model NO DA-74 of dark eye or equivalent in TATA BP/Gogia Plastic/Red Safe/Froniter/Tata VPI as approved by GE.

S&F in replacement ABS Plastic Stud (Cat Eyes) dynamically designed having height impact strength and fitted with 2 Nos high reflective reflectors on both sides including fixing arrangement as per manufacturer’s instructions and as directed. Make: Cat eyes of DA Dark eyes or equivalent as in /Future vista /Tata VPI/ Gogia Plastic/3M

Schedule of Credit

S AND A ENGINEERS CONSTRUCTION CO

M/S MOHINI ENTERPRISES