PROVN OF INTERNAL ROAD AND WIDENING OF APPROACH ROAD AT HQ IDS COMPLEX, MEHRAMNAGAR, DELHI CANTT-10

Excavating over areas n exc 1.5m deep and getting out in soil/loose soil complete all as specified and directed

Removing excavated soil material exc. 250 m but n exc. 500 m and depositing where directed complete all as specified and directed.

Surface excavation n exc 30 cm deep and averaging 15 cm deep and getting out in hard and dense soil complete all as specified and directed.

Providing and laying 60mm thick factory made chamfered edge cement concrete paver block of M-35 grade, ISI marked with approved colour, design & pattern as in footparth, parks, lawns, drive ways or light traffic parking etc., of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over and including 50mm thick compacted bed of fine sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand complete all as specified and as directed.

M&L for 100 mm thick PCC 1:3:6 type C-2, using 40mm graded crushed stone aggregate as in sub base, complete all as specified and directed.

Rolling and consolidation of formation surfaces in cutting of roads, consolidation to required level, radiant and camber, filling in hollo and depression with exc 8 to n.exc 12 tonne power roller complete all as specified and directed.

M&L for 150mm thick (spread thickness) soling (or sub base) with broken boulder quarried stone interstices of grading 2 (63 to 90 mm) filled, surface formed and rolled and consolidated to required gradient and camber with 8 to 12 tonne power roller complete all as specified and directed.

Material, laying & compacting 150 mm thick (compacted thickness) in two layers 75 mm each Wet Mix Macadam (WMM) grading as per table 400-13 of MORTH specifications for Road and Bridge works 2013 manufactured in WMM plant material comprising of clean, crushed, graded aggregate and granular material premixed with water to a dense mass, spreading with paver and rolling with 8 to10 ton vibratory power roller of capacity 80-100 KN static weight and consolidating to required gradient and camber, complete all as specified and directed. Note : The finished surface tolerances to be as per Table 900-1 of MORTH specifications for Road and Bridge works 2013.

Preparing WMM surfaces by brushing with wire brushes for removing cacked mud etc sweeping with brooms and finally fanning the cleaned surfaces with gunny bags to remove all loose dirts etc complete all as specified and directed.

M&L for applying evenly a priming coat with bituminous primer using paving bitumen VG-10 at the rate of 10 kg per 10 sqm on WMM surface and preparation of surface, complete all as specified and directed.