15.0 TRANSFORMER ROOM
Approved type of rubber mat shall be provided around the transformers. The rubber mat shall extend to the full length and width of the transformer and shall be of thickness notless than 5 mm and width 1000 mm. `BAHAYA’ sign, `DILARANG MASUK’ sign, sign indicating `Substation No :’ and shock treatment chart shall be installed to the requirement of the Jabatan Bekalan Elektrik and to the satisfaction of the S.O. ` DILARANG MEROKOK ‘ signshall also be installed. All trenches in the transformer rooms shall be filled up with clean sand to a level above cable ducts.
As fitted layout plans, schematic wiring diagrams, and plansshowing cable routes and positions of earthing point withreference to easily recognisable buildings and structuresshall be suitably framed up in the transformer room. Theseplans and diagrams shall be in addition to the four sets ofprints required to be submitted to the S.O. after completionof the project as stated in clause 17.0 below. One 9 kg. dry powder fire extinguisher for A/B/C class of fire and complete with discharge hose, nozzle and wall bracket shall be supplied and installed in every transformer room.