PROVISION OF THREE PHASE AUTOMATIC 200 KVA OIL COOLED SERVO VOLATGE STABILISER WITH SURGE PROTECTION AT NCN CENTRE NAD SUNABEDA UNDER GE (P) NAVY VISAKHAPATNAM

Amount

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for laying cable etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in hard/dense soil complete all as per specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm complete all as per specified and directed.

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

M&L for sand cushioning /sand covering for underground cable protection and consolidated and compacted with clean dry sand complete all as specified and as directed. (NOTE : Punned thickness of Sand Cushioning only shall be Measured and Paid for).

Supplying and laying un-reinforced precast concrete cable cover, class HVP,type 1 with peak, size 250mm x 150mm x 40mm complete all as per specified and directed.

Cutting existing road and lay GI pipe and filling with PCC type B2 (1:2:4) (40mm graded stone aggregate) in surface all as per specified and directed.

S&F steel tubing light grade 80 mm bore including all fittings, laid across road in trenches, or across PCC drain, along electric pole or floor / wall for cable protection complete all as specified and as directed.

Supply, Laying, jointing and testing cable XLPE insulated screened PVC bedded, galvanised steel strip armoured electric power cable heavy duty with stranded aluminium conductor 1100 volt grade, of 3.5 core 185 sqmm with suitable lugs complete all as per specified and directed.

M&L for earthing complete with galvanised steel earth plate electrode of size 60 cm x60 cm x 6.0mm thick burried directly in ground (earth pit not less than 2.25 m below ground level) with top edge not less than 1.5 m below ground level,connected to galvanised Iron wire 4 mm dia by means of bolts, nuts, check nuts, washers of galvanised iron or steel all as shown in electrical plate No 5 of SSR part I, connected to earth test point all as specified or indicated complete with Excavation, earth work, PCC 1:3:6 pit with RCC M25 (design mix) cover 54cm x 54cm x 50 mm thick reinforced with hard drawn steel wire fabric weighing exceeding 4 Kg/Sqm with suitable handle made of 10mm dia MS bar, 20 mm bore GI tubing medium grade for watering pipe, 15 mm bore upto 7.5 mtrs medium grade GI pipe for protection of earth lead, test point, GI funnel with 4 mm wire mesh all as directed and specified and testing on completion.

SHIKHARA PROJECTS (BID ID -3127805)

AYYAPPA CONSTRUCTIONS (BID ID -3121866)

LAKSHMI SAI CONSTRUCTIONS (BID ID -3121925)