REPAIR/ RE-STRENGTHENING OF RETAINING WALL AND OTHER INFRASTRUCTURE AT ROAD LEADING FROM GANJU LAMA GATE TO DEF AUDITOURIUM AT NEW MIL STN UNDER GE GANGTOK

Amount

Rough Excavation in soft/dis-integrated rock not exc 1.50m in depth all as specified and directed.

Rough Excavation in soft/dis-integrated rock exc 1.5 m but not exc. 3 m depth all as specified and directed.

Excavation over areas not exc 1.50m in depth & getting out in soft/dis-integrated rock all as specified and directed.

M&L PCC type C2 1:3:6 using 40 mm graded stone aggregates on in foundation, filling and mass concrete complete all as specified and as directed.

M&L for Plain cement concrete 1:3:6, type C-2 (using 40mm graded aggregate)as in Plum concrete in retaining walls etc including plums of stone boulders (Basalt, trap or any other approved) of size 150 to 300mm complete all as specified and as directed (Boulders measured and paid separately in respective item)

M&L for PCC type B-1 (1:2:4) using 20 mm graded stone aggregates in coping, bed plates, parepet, plinth course including weathering, slightly rounded or chamfered angles and throating complete all as specified and as directed.

Supply only Boulders exceeding 20 cm and upto 30cm dia (Basalt, trap or any other approved) of size 150 to 300mm complete all as specified and as directed.

Supply only 75mm bore PVC pipe (SWR) single socketed, in any length with rubber ring joints, as in weep holes complete all as specified and directed.

M&L for hand packing using broken stone or boulders (any thickness) at back of retaining wall and raising or lowering to the required level complete all as specified and directed.

Labour only for hand packing using broken stone or boulders (any thickness) at back of retaining wall and raising or lowering to the required level complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25cm in soft/dis-integrated rock all as specified and directed.

Removal of surplus excavated materials to a distance exceeding 500m and not exceeding 1.50KM and depositing where directed complete all as specified and as directed.

M&L for back filling of retaining walls using approved earth obtained from excavation exe 1.50KM and n.exe 5KM complete all as specified and as directed.

M&L mild steel TMT Bars 10mm dia and over cut to length bend to shape required including cranking bending spirally for column, hooking ends & binding with and including mild steel mild steel wire (annealed not less that 0.90 mm dia or securing with chip) complete all as specified and directed.

M&L mild steel TMT Bars 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders and over cut to length bend to shape required including cranking bending spirally for column, hooking ends & binding with and including mild steel mild steel wire (annealed not less that 0.90 mm dia or securing with chip) complete all as specified and directed.

Reinforced cement concrete M25 (design mix) in foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete all as specified and directed.

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 all as specified and directed.

S&F geosynthetic material 75mm dia as in weep holes cover complete all as specified and directed.

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n.exc 10 sq m on plan and n.exc 1.5 m in depth and getting out in soft/ loose soil all as specified and directed.

M&L for PCC type B2 (1:2:4) using 40 mm graded stone aggregates in surface channels and drains & finishing cement concrete surface even & smooth without using extra cement complete all as specified and as directed.

M&L for 10mm thick rendering in cement sand morter (1:4) on concrete surface including finish the surface even and smooth with using extra cement all as specified and as directed.

Removing excavated material (soils) n.exc. 50m and depositing where directed at a level n.exc. 1.5 m above the starting point all as specified and as directed.

Excavating in post holes (or similar holes) each n exc 0.5 cu. m, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, in soft/ loose soil all as specified and as directed.

Supply and fixing rolled sections as in main and cross beams, hip and jack rafters; purlins where connected to common rafters and running rails and guides for sliding doors; fixed with angle cleats or other connecting plates conforming to Fe 410 -W (Gde- E- 250) quality- A all as specified and as directed.

Supply and fixing pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws all as specified and as directed.

Supply & fix 150 mm bore PVC (SWR) half round with round edges including all acessories like bends, T etc for rain water gutter complete all as specified and directed.

Supply & fix in repair 110 mm bore PVC (SWR) pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors all as specified and directed.

Supply & fix in repair 110 mm bore PVC (SWR) bends any radius all as specified and directed.

Supply & fix in repair 110 mm bore PVC (SWR) junction single, (Single T) equal or unequal all as specified and directed.

M & L for applying two coats of synthetic enamel paint on new or previously untreated steel surfases exe 10cm width or girth over a coat of red oxide zinc chrome primer including preparation of surfases all as specified and directed.

STAR CONSTRUCTION

M/S TSHERING BHUTIA

BIJAY MITTAL

GEETA CONSTRUCTION

M/S MANOJ VERMA

Apex Solutions

NISHA CONSTRUCTIONS

SANJAY MITTAL

S K ENTERPRISES