Provn of road work from SNCO Mess junction to role equipment hanger at AF Stn Thanjavur

Amount

SCHEDULE 'A'

Earth work in excavation over areas exc 30 cm in depth and 1.5m in width as well as 10 sqm on plan by mechanical means ( Hydraulic excavator) including getting out and disposal of excavated earth up to 50m and lift up to 1.5m in any type of soil complete all as specified and as directed.

M& L for Rolling and consolidating formation surface in cutting with power roller 8 to12 tonne capacity complete all as specified and as directed.

M & L for 150mm thick Soling( spread thickness) (or sub base) with broken boulders or quarried stone, interstices filled, surface formed and rolled and consolidated to required gradient and camber complete using power roller 8 to12 tonne capacity all as specified and as directed.

M & L for 250 mm thick in two layers (compacted thickness) WBM, with coarse aggregates granite or trap or basalt of grading 1 (90 to 40mm size) spread, rolled and consolidated to gradient materials and camber required with granite or trap stone using power roller 8-12 tonne complete all as specified and as directed.

M&L for Preparing unsurfaced water bound mecadam surfaces by brushing with wire brushes for removing cake mud etc, sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc complete all as specified and as directed.

M&L for applying evenly priming with slow setting bitumen (SS-1) cationic emulsion confirming to IS 8887 at 6Kg per 10 Sqm over WBM surface all as specified and directed.

M&L for applying evenly tack coat with rapid setting bitumen (RS-1) cationic emulsion confirming to IS 8887 at 3Kg per 10 Sqm over black top surface all as specified and directed.

M&L for premix bituminous mecadam 65mm Consolidated thickness with 4% binder (Bitumen VG 30 grade) content by weight of total mix laid/ rolled and compacted to required gradient and camber using power roller 8 to12 tonne capacity complete all as specified and as directed by Engineer-in-Charge.

M & L for bituminous premix Semi-dense asphaltic concrete (SDAC) 30mm consolidated thickness with 5.5% binder (Bitumen VG 30 grade) content by weight of total mix, mixed in hot mix plant laid with mechanical paver, rolled and compacted to required camber and gradient complete all as specified and directed. Note: In the event of excess quantity of binder content is necessitated due to mix design of asphaltic concrete, the same shall be borne by the contractor and no price adjustment shall be applicable

M&L for PCC 1:2:4 type B-1 using 20mm graded stone aggregate as in kerbs/ PCC wall including necessary formwork complete all as specified and directed.

M & L for painting lines, dashes, arrows, letters etc on roads pavements and the like not exc 10cm width with road marking paint white or golden yellow with adequate numbers of coats complete all as specified and directed.

Excavation in trenches, not exceeding 1.5 m deep and not exceeding 1.5m in wide in hard/ Dense soil for foundation etc or for shafts , wells, manholes, laying of cables, pipes etc n.exc 10 Sqm on plan and n.exc 1.50m depth all as specified and as directed.

Excavating over areas not exceeding 1.5 m deep and getting out in hard/ dense soil complete all as specified and as directed.

M&L for cement concrete (1:3:6) type C-2 using 40mm graded stone aggregate as in foundation,filling and mass concrete.

M&L for brick work with subclass B bricks straight or curved on plan exc 6m mean radius built in CM 1:6 complete all as specified and directed.

M&L for PCC 1:2:4 type B-1 using 20mm graded stone aggregate as in coping and finishing the surface even and smooth without using extra cement , including necessary form work etc complete all as specified and directed.

M&L for Rendering 15 mm in cement Mortar 1:6 on fair faces of brick wall making fair and even without using extra cement complete all as specified and directed.

M & L for plate girder or single stanchions, built up of one beam or channel section with flange plates, caps, bases. Splices, angle brackets, cleats and other connections as in FOD / cattle trap complete all as specified and directed.

M&L for preparation of new steel surface over 10cm width or girth, not otherwise described, and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

Removing excavated material to a distance n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting complete all as specified and directed

Total of Schedule 'A'

NITHYASRI AND CO

KSR AND COMPANY