Government Contract | Kansas
Well Cleaning with Surge Block Method

Bid Information

Bid Alert No: 00000499210

Bid Title: Well Cleaning with Surge Block Method

Agency Bid No. Title: EVT0004267

Received Date: 03/01/2016

Close Date: 03/08/2016

Purchase Type: Not Stated

Delivery Point: Kansas

Delivery Date: Not Stated

Special Notices: Questions Due By 03/08/2016 12:00 PM


Specifications include, but are not limited to:1. Initial Set-Up: Setup the pump rig on the water supply well and remove the existingpumping equipment. Remove loose encrustations and deposits from the interior of thecasing and well screen.2. First Treatment Phase Surge Block Chemical Treatment: Mix Phosphoric acid QC-21Well Cleaner in 1000 gallons of water. Introduce the mixed solution into the well through adouble disk surge block in discrete intervals. Each section of the screen will be individuallycleaned and redeveloped utilizing the disk surge block. The surging and swabbingoperations will continue for a minimum 4 - 5 hour period. The solution will then be allowed tostand in the well overnight. The next day, the swabbing, pumping and re-injection operationswill recommence for another 4 hour period. During this treatment phase the pH of thechemical solution will be monitored. If the pH rises above 4/5, the procedure will stop andthe spent chemical will be neutralized and pumped to waste. The pump off shall continuefor 2 hours at a maximum rate, to thoroughly remove all loosened mineral deposits from thescreen and surrounding gravel pack and to allow for better penetration of the followingdisinfection treatment as prescribed below in the second treatment phase.3. Second Treatment Disinfection: Mix 5 gallons of liquid sodium hypochlorite with 2gallons of chlorine enhancer in 2000 gallons of water. Backwash chlorine solution into wellin discrete zones using double disk surge block. Introduction and surging will continue for aminimum of 2 hours. The chlorine solution will be allowed to stand overnight in the well.The following day the solution will be re-agitated for a 2-6 hour period using the double disksurge block. Following this surging, the chemicals will be neutralized and pumped to wastePumping will continue at a maximum rate to thoroughly remove all loosened mineraldeposits. Perform a step drawdown pump test to evaluate the results of the final disinfectiontreatment and overall treatment effectiveness.

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Product Code: 96296

Agency Information

Issuing Agency: State of Kansas - Department of Administration

State: Kansas

Agency Type: State and Local

Contact: David Stueve KSDOA - Division of Purchases, 900 SW Jackson, Suite 451-South, Topeka, Kansas, 66612

Phone: 785-296-0408

Fax: 785-296-7240




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