PACKAGE : I Bid Document VOLUME : II - Public Health Engineering

Two sets of self contained compressed air breathing apparatus complete with
working whistle and two spare air cylinders.
One external wall mounted glass fronted cabinates for the breathing apparatus.
A facility to recharge the compressed air cylinder or from a self contained machine.
There will be neutralization pit in the containers area of 12.5 cum capacity for alkali
solution to neutralize chlorine gas from badly leaking container.
21.11 Warning lights and signs.
The Contractor shall provide, flashing warning lights over each and every door of
the drum store and chlorination building. These lights shall be RED in colour and
shall be clearly visible at a distance of 20 meters under normal daylight conditions.
They shall be activated automatically by switching on the air ventilating fans or
blowers.
Behind the lights a rear engraved perplex warning label, having red letters on a
white back ground shall be mounted at each door. The lettering shall be a minimum
of 50mm. high and the legend shall read in English and Khasi languages as
followings:
Danger
Wear self contained breathing apparatus before entering when light is
flashing.
Jingma
DTS : Detailed Tender Specification. Page 248