Thursday, April 23, 2020

NAADU - NEDU : ELECTRIFICATION OF TUBE AND FAN GUIDELINES RELEASED

SUB: - Mana Badi Nadu Nedu-Execution of the work “Electrification with fans and tube lights” --guidelines -issued-Regarding. 
REF: - G. O. Ms. No. 87 of the School Education (Prog -II) department dated 30-11-2019. 

Government vide the GO read in the ref cited have accorded administrative sanction for improving the School Infrastructure facilities in all the schools of Phase I under Mana Badi Nadu Nedu program.

 2. The primary objective of this work is to provide fans and tube lights in all the class rooms in the school. Unless we do proper robust electrification, we cannot fulfil the primary objective. The life of the electrification work and fans should be 75 years. To suit to these requirements, we need to follow appropriate standards and specifications given under. The following guidelines shall be followed in taking up the work ‘Electrification with fans and tube lights’.

i. If there is no electricity for the school, the power company should be approached. And necessary costs shall be met from the program. However pending power charges for the school shall not be booked from this program. The same shall be met from school grant being given separately.
ii. Concealed Conduit Wiring: 
a. Concealed Conduit Wiring is the most common way of doing wiring in the present days. The same shall be followed.
b. Before laying the PVC pipes in the wall, chasing/chiselling/grooving shall be done in the wall with wall cutters. Avoid manual grooving to avoid damage to the walls.
c. Conduits (Pipes) shall be fixed inside the walls with approved clips to ensure proper routing and wiring.
d. The width of the groove shall be limited as per the number of pipes/conduits.
e. After fixing the pipes, boxes and accessories the groove surface shall be filled with cement mortar and chick mesh wrapped around the pipes.
f. In case of buildings where new RCC slabs/beams are laid, the pipes and boxes shall be provided in the slab portion/beam portion.

earthing-wire-drawing-approved-001

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