CONSTRUCTION OF WING WALL AND HARD STANDING AT NIMU MIL STN UNDER AGE (I) NIMU

Amount

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, laying of pipes 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 hard / dence soil, complete all as specified & directed.

Plain cement concrete 1:4:8, type D-2 (using 40mm aggregate) as in foundations, filling and mass concrete, complete all as specified and directed by Engr-in-Charge.

Precast cememt concrete block masonary with solid blocks type-C-1 1:3:6 (using 20mm graded crushed stone aggregate) exc. 10cm in width and setting in cement mortar (1:6), complete all as specified and directed by Engr-in-Charge.

Providing Cement concrete 1:2:4 type B-0 (using 12.5mm graded agg) in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands,plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs not provided, complete all as specified and directed by Engr-in-Charge

Rendering 15mm thick in CM(1:6) on fair faces of brick work or concrete surfaces finished even and smooth (without using extra lime or cement), complete all as specified and directed by Engr-in-charge.

25mm thick Granite (of any type) work (table rubbed and polished) in steps, jambs, pillars, window-cills, cooking platforms and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite., complete all as specified and directed by Engr-in-charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm in hard/dense soil, complete all as specified and directed by Engr-in-charge.

Removing excavated soil n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point, complete all as specified and directed by Engr-in-charge.

Surface excavation n.exc 30cm deep and averaging 15cm deep and getting out in hard/dense soil all as specified and directed by Engr-in-charge.

75mm thick PCC 1:4:8 type D-2 (using 40mm graded stone aggregate) in as in sub base of floor/paving, complete all as specified and directed by Engr-in-charge.

Providing and laying 80mm thick factory made chamfered edge cement concrete paver block of M-30 grade with approved colour, design & pattern as in footpath, 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 coarse 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 fine sand and cutting of paver block as per required size and pattern, finishing and sweeping extra sand, complete all as specified and directed by Engr-in-charge.

Providing, cement concrete 1:3:6 type C1 (using 20mm graded agg) in roof kerbs or mud stops, rounded or chamfered on edges, complete all as specified and directed by Engr-in-charge.

M/S SONAM NAMGIAL (BID ID -3064630)

M/S TSERING ANGCHOK (BID ID -3062380)