HomeMy WebLinkAbout11 Power Point Airport Tank Rehab Award
Award of a Contract to Perform ACTION ITEM #11 December 1, 2021 Rehabilitation of the Airport Storage TankAward of a Contract to Perform Rehabilitation of the Airport Storage Tank
•BACKGROUND / HISTORYBACKGROUND / HISTORY irport Storage TankAContract to Perform Rehabilitation of irport Storage TankAContract to Perform Rehabilitation of time with no change orders-Work
was performed on•Dome ring is located where the vertical walls and roof join together•under an emergency declarationDuring summer of 2010, DN Tanks performed repairs to the dome ring
•tank that was constructed in 1980stressed concrete -The Airport Storage Tank is a partially buried pre
•BACKGROUND / HISTORYBACKGROUND / HISTORY irport Storage TankAContract to Perform Rehabilitation of irport Storage TankAContract to Perform Rehabilitation of coatingsthe roof exterior
in an effort to extend the life of the tanks exterior Water Department staff have applied concrete patches to Since 2010•emergency scope of workNot considered critical at that time
and was not included in the •interior and exterior surfaces of the roof structurewas occurring on both spallingit was noted that concrete In 2010
•NEW INFORMATIONNEW INFORMATION Contract to Perform Rehabilitation of Airport Storage TankContract to Perform Rehabilitation of Airport Storage Tank May 2022-to be performed in Aprilof
the contract at this time will allow for the work Bidding and award •October periods-or SeptemberMay -is either Aprilrehabilitation work the window of opportunity for the Due to these
restrictions, •above freezingambient temperatures Rehabilitation work requires •the rehabilitation workwill be placed out of service during Airport Well •Rehabilitation work will take
about six weeks to complete•is also neededand overflow structure Replacement of interior steel components such as the access ladder •necessaryBased on recent inspections, substantial
repairs to the roof are
•NEW INFORMATIONNEW INFORMATION Contract to Perform Rehabilitation of Airport Storage TankContract to Perform Rehabilitation of Airport Storage Tank Bid was responsive to the District’s
specifications•Bid price of $348,000.00•DN Tanks of El Cajon, California•One bid was received•Bid opening was held on November 17, 2021
•FISCAL IMPACTFISCAL IMPACT Contract to Perform Rehabilitation of Airport Storage TankContract to Perform Rehabilitation of Airport Storage Tank Airport Tank was listed as one of the
scheduled projects for 2022•and maintenancetank rehabilitation water storage $949,000 for Utility includes the Water FY2022 Budget for Approved •planyear water capital improvement -component
of the Storage tank maintenance and rehabilitation is a •Total authorization of $383,000•Ten percent change order allowance is recommended•Bid price from DN Tanks is $348,000
•RECOMMENDATIONRECOMMENDATION Contract to Perform Rehabilitation of Airport Storage TankContract to Perform Rehabilitation of Airport Storage Tank 383,000 total authorization not to
exceed $, plus a ten percent change order allowance for a 348,000amount of $in an Water Storage Tank to perform rehabilitation of the Airport DN Tanks with the General Manager to execute
a contract Authorize