Title
CHANGE ORDER NO. ONE TO CONTRACT K-1415-91: BY AND BETWEEN THE NORMAN UTILITIES AUTHORITY AND URBAN CONTRACTORS, L.L.C., INCREASING THE CONTRACT AMOUNT BY $105,454 FOR A REVISED CONTRACT PRICE OF $2,978,474 AND EXTENDING THE CONTRACT TIME BY 40 CALENDAR DAYS FOR THE SEWER MAINTENANCE PROJECT FYE 2013 AND BUDGET APPROPRIATION TO THE SEWER MAINTENANCE FUND BALANCE.
Body
BACKGROUND: In 2001, the citizens of Norman approved a five dollar per month sewer maintenance fee to provide for the systematic rehabilitation or replacement of aged and deteriorated sewer lines throughout our wastewater collection system. On March 24, 2015, the Norman Utilities Authority (NUA) approved Contract K-1415-91 with Urban Contractors, LLC (Urban) in the amount of $2,873,020 to replace sewer lines and manholes for the Sewer Maintenance Project FYE 2013 (SMP13). Construction began April 6, 2015, and is on schedule and within budget.
DESCRIPTION: As with any project of this scope, field adjustments and modifications are necessary. Two contract modifications, detailed below, are proposed as a part of this change order:
First, the Sewer Line Maintenance Division requested assistance on sewer system rehabilitation not in the project area; replacement of about 1,300 feet of sewer along Porter Avenue south of Rock Creek Road at an estimated cost of $83,350; see attached map. This work was delayed while staff acquired an easement needed to install new line. A companion agenda item addresses donation of that easement. NUA staff requested, and Urban agreed to replace those lines and manholes at the contract unit prices. The current contract bid prices create excellent value for supplementary work during the project. The estimated cost of sewer line replacement under this change order is about $65 per foot. Typical sewer replacement costs in the past have approached $100 per foot. Therefore, staff recommends the extra work at current project bid prices within the availabl...
Click here for full text