standards / manuals / guidelines for small hydro development - AHEC

• Persons manning plant entrance, liason with police, Fire tenders, Callfor emergency vehicles, ambulance, to control traffic leaving P.H. toturn away visitors and non-essential vehicles.It is responsibility of EMM to identify such staff and form task force tocarry out above activities.(v)Disaster Possibility in Hydro Power Stations• Disaster due to natural calamities such as floods, earthquake, windstorms which may affect outdoor installations, land slides.• Areas prone to disaster on account of fire are cable galleries,switchyard, switchgears.• Over speeding of turbines.• Failure of underground structures due to inadequate support orgeological reasons.• Following occurrence may cause flooding of P.S.a) Failure of top cover studs.b) Failure of Draft tube inspection window or near by liner plates.c) Entry of water from down stream side windows of P.S. duringfloods.d) Failure of diversion dam gates opening during floods and entryof water from upstream side in Dam Toe power station.Power station staff should remain always alert for such emergent eventualities.Power Station In-Charge should arrange drills, training for the staff at regularinterval specially before rainy season.AHEC/MNRE/SHP Standards/ E&M Works – Guidelines for Operation and Maintenance of Small Hydropower Station 14