Constructing new 11 KV UG cable from Vyttila Substation to Petta Junction

Excavation of cable trench of appropriate size ( normally 1.2m deep and 0.35m /0.5m wide for single/double run) in all classes of soil including breaking clods, watering, ramming and sectioning of soil bank etc. and back filling the soil after cable laying and consolidating the soil in layers of 75cm (excluding laying of cable).

Laying HT XLPE UG cable of sizes beyond 3x185 sq mm and upto and including 3x300 sqmm including conveying cable from Sub Regional Store/stacking place to work site and laying it carefully using cable rollers, taking through stone ware/G.I.pipes at road crossing/culverts/bridges etc. whereever necessary, providing identification tags at 5m intervals, filling the space around the cable with riddled soil and covering the top with bricks, providing cable route markers at 100m intervals, inclusive of cost of all materials (other than cost of GI/HDPE pipe & UG Cable), labour and transport including crane charges excluding excavation and backfilling.

Additional rate for excavation of cable trench of appropriate size (normally 1.2m deep and 0.35m /0.5m wide for single/double run) in exceptionally hard conditions (like in ordinary rock). * (As per the PWD Standard Data book ,ordinary rock is defined as any material which can be quarried or split with crowbars or wedges).

Providing one Earth using GI earth pipe of size 38.1mm dia, 2.5m length including digging separate pit (0.45x0.45x2.5m) at a minimum distance of 1.5m away from the pole/structure and maintaining standard distance between different earth pipes in ordinary soil & backfilling.

Doing straight joint on HT XLPE UG cables of sizes beyond 3x185 sqmm and upto and including 3x300 sq mm using the cable jointing kit supplied departmentally as per specification after providing proper traffic signalling and caution board fencing etc. wherever necessary, including charges for cable jointer and other sundries etc. as per the direction of departmental officers at site.

Doing one cable end termination on HT XLPE UG cables of sizes beyond 3x185 sqmm and upto and including 3x300 sq mm using the cable jointing kit supplied departmentally after making fencing,caution board and all other safety measures including charges for cable jointer etc. complete as per the direction of the departmental officers.

Mounting and connecting HT XLPE UG cable ends of all sizes upto and including 3x300 sq mm with special type cable clamps, bolts, nuts, terminal protectors etc.including cost of extra materials if needed and giving necessary jumper connections.

Cost of construction of foundation, base plates, fixing anchor bots, loading & unloading, handling, erection, allignment and allied works for the installation of Data Aquisition compatible Extensible type Ring Main Units with terminal protector boots & extension modules, actuators for remote operatios, communicable FPIs, CTs, PTs & relay contacts for SCADA, giving power & control wiring and connections, providing terminal protector, interconnecting RMU bus bar and control cables, providing metered LT supply from nearest LT pole, providing earth leads, cable mounting & terminations, giving connections after ascertaing proper phase sequence, providing location name & warning boards, burying cables & refilling, conducting all precommissioning tests as required, complete, except cost of conveyance. RMU Bus Couplers / Add-On units with Load Break switch(s) & Earth switch

Providing one 11 KV Jumper using 3 x 300 Sq mm cable as per standard specification (in loop formation for tapping form line or cable to cable)