Title
AMENDMENT NO. TWO TO CONTRACT K-1314-110: BY AND BETWEEN THE NORMAN UTILITIES AUTHORITY AND ALAN PLUMMER AND ASSOCIATES, INC., INCREASING THE CONTRACT AMOUNT BY $186,500 FOR A REVISED CONTRACT AMOUNT OF $585,000 TO PROVIDE ADDITIONAL ENGINEERING SERVICES RELATED TO FINAL DESIGN AND CONSTRUCTION ADMINISTRATION OF THE ROBINSON WATERLINE REPLACEMENT PROJECT GENERALLY BETWEEN 24TH AVENUE N.W. AND 36TH AVENUE N.W.
Body
BACKGROUND: The Robinson Waterline Relocation project (WA0195) is expected to replace approximately 5,300 feet of deteriorated 24-inch waterline along Robinson generally between 36th Avenue NW and 24th Avenue NW. This cast iron waterline was constructed in the early 1970's and has had numerous leaks resulting in significant loss of water and damage to the overlying or adjacent roadway. Repairs to this large diameter water line are very expensive, time consuming for Norman Utilities Authority (NUA) and Norman Public Works staff and are disruptive to traffic in the area as repairs are completed.
Request for Proposal (RFP) 1314-28 was distributed to consultants and the review team selected Alan Plummer and Associates, Inc. (APAI), with offices in Oklahoma City and Fort Worth, Texas, as most qualified consultant for the project. On January 28, 2014, the NUA approved Contract K-1314-110 with APAI in the amount of $99,900 for preliminary design (30% design completion), surveying and geotechnical services associated with the construction of approximately 5,300 feet of waterline along Robinson, crossing I-35 and between 24th and 36th Avenues NW.
At the completion of the preliminary design phase, the NUA selected the "best" alternative for providing a reliable, appropriately sized, water transmission line serving western Norman. The design also considered the impact on the future Oklahoma Department of Transportation (ODOT) I-35 ramp realignment project to be completed by others in the future. During preliminary design, staff found it necess...
Click here for full text