Purchase order 146765 in the amount of $35,250.00 was issued on January 19, 2018, to repair the steel structure above sludge valve house #2 at Courtney Bend Water Plant. The damage was due to corrosion.
Further evaluation and inspection of the steel structure of sludge valve house no.2 adjacent to and abutting lime contact basins no. 3 & 4 has revealed corrosion damage that requires additional repairs to be made beyond the original scope of work. These repairs are necessary to ensure the continued safe operation of sludge valve house no.2, lime contact basin no. 3, and lime contact basin no. 4.
This change order will increase purchase order 146765 by $27,700 for a total of $62,950. Staff recommends approval of this change order.
Approval of this change order authorized the Procurement Manager to issue further change orders up to a total of ten (10) percent of the purchase order total, so long as appropriations are available.