PROVISION OF SLOPE PROTECTION WORKS BEHIND COMMUNITY HALL AT AERIAL BAY UNDER GE(S) DIGLIPUR

Excavation over areas, not exceeding 1.5m deep and getting out in any type of soil complete all as specified and as directed.

Excavation over areas exceeding 1.5m and n.exc 3.0 m deep getting out in any type of soil complete all as specified and as directed.

M&L for PCC (1:4:8) as in type D2 (40mm graded ggregate) Cement concrete in foundations, filling and mass concrete complete all as specified and as directed.

M&L for Reinforced Cement Concrete Grade M-30 (design Mix) (using 20mm graded stone aggregate) as in foundations including rafts, footings and mass concrete complete all as specified and as directed.

M&L for Reinforced Cement Concrete Grade M-30 (design Mix) (using 20mm graded stone aggregate) as in Walls, retaining walls, basement walls, ballast walls and the like; any thickness; above top of footings; including attached pilasters and buttresses complete all as specified and directed.

Use and waste of steel formwork of Square, rectangular or polygonal to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter for rough finished surface complete all as specified and as directed.

Use and waste of steel formwork to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter for rough finished surface complete all as specified and directed.

Use and waste of steel formwork to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter for fair finished surface complete all as specified and directed.

S&F mild steel TMT bars 10 mm dia and over,cut to length, bent to shape requred, including cranking , bending spirally for columns hooking for columns hooking ends and binding with and including mild steel wire ( annealed ) not less than 0.9mm dia or securing with clips complete all as specified and directed

M& L for 110 mm dia bore low density polyethylene pipes (LDPE) of pressure rating 6Kg/Sqcm fixed as weep holes in retaining walls complete all as specified and directed

M&L for filling of boulders of size 80 to 150 mm as in sorrounding of weep holes complete all as specified and directed

Returing filling in including spreading leveling watering and well ramming layers not exc 25cm complete all as specified and directed

Removing excavated material exc. 500 mtrs and n.exc. 1000 m deposition where directed at level n. exc. 1.5 above the starting point complete all as specified and as directed.

M&L for terramesh structure with Mechanically Woven Double Twisted Hexagonal Shaped Wire mesh Boxes of size 3mx3mx1m (LxBxH) including tail of 2m as per IS 16014:2012, MORTH Clause 2500, of required size, Mesh Type 10x12cm (D=100 mm with tolerance of ±2%), Zinic+10% Al alloy + PVC coated (Zn with polymer coating shall be provided if better polymer is available without any extra cost implication), Mesh wire diameter 2.7/3.7mm (ID/OD), mechanically edged/ selvedged with partitions at every 1m interval and shall have minimum 10 numbers of openings per meter of mesh perpendicular to twist, tying with lacing wire of diameter 2.2/3.2mm(ID/OD), supplied @3% by weight of Gabion boxes, filled with stone boulders of size exceeding 200mm and n. exc 300mm as per drawing complete all as specified and as directed.

M&L for terramesh structure with Mechanically Woven Double Twisted Hexagonal Shaped Wire mesh Boxes of size 3mx2mx1m (LxBxH) including tail of 2m as per IS 16014:2012, MORTH Clause 2500, of required size, Mesh Type 10x12cm (D=100 mm with tolerance of ±2%), Zinic+10% Al alloy + PVC coated (Zn with polymer coating shall be provided if better polymer is available without any extra cost implication), Mesh wire diameter 2.7/3.7mm (ID/OD), mechanically edged/ selvedged with partitions at every 1m interval and shall have minimum 10 numbers of openings per meter of mesh perpendicular to twist, tying with lacing wire of diameter 2.2/3.2mm(ID/OD), supplied @3% by weight of Gabion boxes, filled with stone boulders of size exceeding 200mm and n. exc 300mm as per drawing complete all as specified and as directed.

M&L for terramesh structure with Mechanically Woven Double Twisted Hexagonal Shaped Wire mesh Boxes of size 3mx1mx1m (LxBxH) including tail of 2m as per IS 16014:2012, MORTH Clause 2500, of required size, Mesh Type 10x12cm (D=100 mm with tolerance of ±2%), Zinic+10% Al alloy + PVC coated (Zn with polymer coating shall be provided if better polymer is available without any extra cost implication), Mesh wire diameter 2.7/3.7mm (ID/OD), mechanically edged/ selvedged with partitions at every 1m interval and shall have minimum 10 numbers of openings per meter of mesh perpendicular to twist, tying with lacing wire of diameter 2.2/3.2mm(ID/OD), supplied @3% by weight of Gabion boxes, filled with stone boulders of size exceeding 200mm and n. exc 300mm as per drawing complete all as specified and as directed.

M&L for thermally bonded or needle punched Nonwoven geotextile behind the Gabion units as filter media confirming to technical specifications complete all as specified and directed.

S&F of 4mm dia galvanised steel wire, 150x100mm mesh, made up into mattresses or cages, lapped, wired and laid in position, including closing after filling complete all as specified and as directed.

M&L for hard core of broken stone or boulders of gauge n.exc.63mm, deposited, spread, levelled in layers n.exc.15cm thick, watered and rammed to a true surface complete all as specified and as directed.

M&L for PCC 1:1½:3 using 12.5 mm graded crushed stone aggregate in shotcreting method over GI wire mesh fixed on prepared earth surface complete all as specified and as directed.

S&F mild steel TMT bars 25mm dia bar cut to length , bent to shape requred, including cranking , bending spirally for sloped portion of land slide area insertation to a depth as directed using soil nailing technique by mechanical means complete all as specified and as directed.

S&F for 8mm dia 200mm long galvanised iron J-hook bolts fixed in holes and secured with MS plate 10cm x 10cm, 4 mm thick to the GI steel wire mesh in position and grouting holes with cement mortar 1:2 including forming mortice holes suitable to the size of J-hook bolts complete all as specified and as directed.

M&L for perforated 50 mm nominal bore galvanised iron pipe medium grade pipe ISI-1239 having perforation of exceeding 12mm dia and n.exc 25 mm @ 100 mm c/c in three rows duly fitted with (welded) mild steel conical shoe suitable for 50 mm pipe having wall thickness equal to thickness of pipe including drilling holes into hill shoe using rotary drilling technique complete all as specified and as directed.

M&L PCC 1:3:6 as in type C2 (40mm graded ggregate) Cement concrete in foundations, filling and mass concrete complete all as specified and as directed.

M&L for Pre-cast cement concrete block masonry PCC 1:3:6 type C1 (using 20mm graded aggregate) with solid blocks, exc. 10 cm in width and set in CM (1:6) complete all as specified and as directed.

M&L for rendering 15 mm thick in Cement mortar (1:4) on fair faces of brick/concrete surfaces finished even and smooth without using extra cement complete all as specified and as directed..

M&L for Boulder pitching, laid dry, hand packed tightly is grouted with cement and sand mortar 1:6 complete all as specified and as directed