edannhaus las vegas ii power project 6 2 01 weekly activity report 2 material specified scope supply cost increase begin well water chlorides vs city water chemistry logs show regards bill w original message chmielewski robert sent friday june 08 2001 1 54 pm dannhaus ed cc williams bill wisdom michael subject edannhaus las vegas ii power project 6 2 01 weekly activity report 2 ed checked lvc tube materials condenser operating conditions unit 1 unit 1 indication corrosion water used cooling tower makeup well water low chlorides units 2 chmielewski robert subject edannhaus las vegas ii power project 6 2 01 weekly activity report 2 drainage ditch issue still precipated eventuality sound wall constructed sound wall constructed minimum distance must maintained 26 foot added cost higher larger towers considred drainage ditch constructed four years future transmission lines extend easement area however put culverts transmission lines constructed city may allow penetration easement sure hang transmission lines facility site get interference claim contractor investigate farther recommended change condenser materials stands asking additional costs checked scope work silent tube spec copy wisdom chemielwski please provide technical justification change materials days member nace ss recommendeed service chlorides excess 60 ppm due stress cracks caused chlorides