PROVISION OF DEFICIENT LIGHTNING ARRESTORS IN STORE HOUSES P29 P28 P80 P32 P41 P31 P30 AND P79 AT MOV NEW SITE VISHAKAPATNAM

S&F Single Pointed Air Termination Aluminium Rod 12 mm dia and 300 mm long with grooved botton to fix bolt/fastener , mounted on/ fixed to GI Pipe 25mm dia with necessary fasteners duly insulated with insulating material like rubber gasket/cork sheet etc with necessary connections to earthing strip etc complete all as specified and as directed by the Engr-in-Charge. (Note : GI Pipe shall be measured and paid separately under relavent item)

M&L Earth continuity conductor or main earthing lead made of GI Strip of size 32 X 6mm, fixed to wall on batten or recess or chases or burried in ground or fixed to poles or any other indicated situation including drawing through GI Pipe for earthing etc. complete all as specified and as directed. (Notte : (1) Porcelain insulators to fix the down conductors will be measured and paid separately under relavent items (2) quoted rates are deemed to be incl of arrangments like scuffoldings etc to fix along the down walls from roof top slab to the earth test point at GL)

M&L for GI pipe, 25mm bore, Medium grade support to hold air termination duly anchored hard engineering PVC holder/ cork holders/insulated holder etc as desired secured with clamps complete all as specified and as directed

M&L for GI pipe, 40m bore, Medium grade for Earth continuity conductor or main earthing lead protection, laid in trenches or fixing on wall / poles of any type, secured with clamps complete all as specified and as directed

M&L for Test Point Terminal Box of size 200 X 100 X 100mm made out of 2mm thick hot dip galvanised sheet, drilled and screwed including 6 Nos 15mm long hexagonal head screws complete with Test Point Terminal Block made of Gun Metal or Phosphorus Bronze of size 75 X 75 X 25 mm drilled and screwed including 3 Nos 8 mm dia 25 mm long hexagonal head screw complete all as specified and as directed b y the engr-in-charge

M&L for cement concrete 1:4:8 type D2 using 40mm graded aggregate for PCC blocks duly engraved with 40mm GI pipe complete all as specified and as directed (rates to incl of moulds for preparing PCC blocks of desired sizes) by the Engr-in-charge

M&L for Roof conductor holder for flat roof with concrete block (factory made) for fixing GI alloy flat conductor in the flat terrace surface suitable for flat conductor size upto 30 x 4 complete all as specified and as directed (Make CAPE model no MBFCH 30 (Article No 404202 ) or eqv of MES approved make)

M&L for Earth continuity roof conductor or main earthing lead made of AI Strip of size 25 x 3mm, fixed to roof conductor holders or any other indcated situation inculding terminating to the air termination rod, making drills to fix the rod, fixing etc complete all as specified and as directed as Engr-in-charge

S&F Lightning Event Recorder Pro-ler type conisting of LCD screen showing number of lightning strikes, date time of Lighning events, buttons enabling time/date setting and log viewing with replacement bty , contactless sensor, housed in hard engineered plastic enclousre complete all as specified and as directed(Make CAPE Type No : PRO LER (Article No-400999) or eqv of MES approved make)