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In November 1996, the Salt Lake City Corporation, Department of Airports solicited proposals for the design, construction, and operation of a spent deicing/anti-icing (ADF) reclamation facility for their Salt Lake City International Airport (SLC). EQ Airport Services (EQ) was awarded the contract in September 1997, at which time the engineering and technical design work commenced. The construction of the facility began on 11 May 1998, coinciding with the July 1998 completion of the SLCIA ADF collection and conveyance system.
EQ operated in an oversight/project manager role during the preparation of the site and the construction of the building and process areas. During the Equipment Installation phase of the project, EQ acted as the prime contractor, performing all procurement, quality assurance/control, and construction management functions.
EQ participated in the final construction review and start-up of the ADF collection system and material storage facilities. Subsequently, the Department of Airports contracted EQ to operate and maintain the ADF collection and conveyance systems, starting with the 1998-1999 deicing season.
EQ later assisted the Airport in identifying and resolving collection system design issues (collection system designed by others). The recommended approach consisted of a combination of operational modifications, strategic slip-lining of portions of the collection system and the installation of an ion exchange pretreatment system at the waste glycol processing facility. The City awarded a contract change order to EQ to construct a RO/ion exchange based pretreatment system. EQ also assisted the Airport with construction quality control during the collection system modification phase.
EQ Airport Services presently operates the collection and conveyance systems, RO/Ion exchange pre-treatment system, Mechanical Vapor Recompression (MVR) Evaporator, and distillation processes for the airport. Additionally, EQ performed the pilot and full scale testing of a land application/natural degradation program for "super-low" (ppm) concentration material, and subsequently designed the permanent system requirements. This program will be used for the management of fluids collected at the start and end of the ADF collection seasons.
Currently, the facility has excess capacity available for medium (5-25%) and high (over 50%) concentrate sources of spent ADF, either ethylene or propylene based, which may be made available to other airports within the region.
Comprehensive Environmental Management Services for the Aviation Industry
Solutions:
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