The City of Airdrie uses three wastewater lift stations to convey effluent in three forcemains to the City of Calgary where it enters the gravity sewer system.
Design-Build Services – Main Street Lift Station Upgrade
Project Description
October 2019
City of Airdrie
Tritech’s scope of work for this project included:
• Civil – Abandon the 350 mm steel line and install new HDPE force main.
• Remove two abandoned 125 hp pumps in the MLS
• Install a new 250 hp pump to serve as a standby pump
• Install a new force main header (304SS) and associated valving
• Modify and Install a new access staircase to remove need for ladder access
Tritech acted as Design-Builder to undertake the design and construction. This work included:
• 3D modelling and design using AutoCAD Plant 3D
• Production of all 30%,90% & IFC drawings
• Design & Install of structural upgrades
• Design & Install of the Oxygen injection system
• Design & Install 250hp pump/motor gantry crane to facilitate
maintenance and demolish existing unit
• Seal existing cores to the wet well and core a new opening for the new 250hp pump and seal opening where existing 450mm pipe exits building
• Design and install all new header piping and third 250hp pump and motor
• Design and replace all existing domestic water and utility water piping
• Design and install of all valves and appurtenances, variable frequency drive (VFD), pressure transmitter, SCADA
• Commissioning and Owner Acceptance Testing
