{"id":678,"date":"2025-07-17T19:51:43","date_gmt":"2025-07-18T02:51:43","guid":{"rendered":"https:\/\/andrew.azsecf.site\/?p=678"},"modified":"2026-01-09T20:57:08","modified_gmt":"2026-01-10T04:57:08","slug":"annacis-island-wwtp-stage-5-expansion-phase-2-a506-contract-gravity-thickener-expansion","status":"publish","type":"post","link":"https:\/\/andrew.azsecf.site\/zh\/annacis-island-wwtp-stage-5-expansion-phase-2-a506-contract-gravity-thickener-expansion\/","title":{"rendered":"\u91cd\u529b\u6d53\u7f29\u6c60\u6269\u5efa"},"content":{"rendered":"\n<p class=\"has-text-align-center has-background-color has-text-color has-background has-link-color has-medium-font-size wp-elements-e6713b9777d97034bb1b8669a5bad561\" style=\"border-style:none;border-width:0px;border-radius:20px;background-color:#007d45;padding-top:var(--wp--preset--spacing--30);padding-right:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--30);padding-left:var(--wp--preset--spacing--40)\"><strong>COMPLETED<\/strong><\/p>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"h-original-contract-value-ca-33-4m\">Original Contract Value: ~ CA$33.4M<\/h5>\n\n\n\n<p>The work includes the construction of the Contract A506 \u2013 Gravity Thickener Expansion, which is principally: <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Two (2) additional circular gravity thickeners<\/li>\n\n\n\n<li>Two (2) pumping station buildings, one for each new gravity thickener. Pump station buildings are two-storey buildings, including a pump room on the ground floor and an electrical room on the second floor.<\/li>\n\n\n\n<li>Modifications to existing solids contact tanks 1 and 2, including deep channel tie-ins and isolations, installation of slide gates and stop logs, and deep channel aeration diffusers.<\/li>\n\n\n\n<li>Associated piping, valves, electrical, and controls for the above.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading alignwide has-text-align-center has-background\" id=\"h-see-how-this-is-built-in-less-than-30-seconds\" style=\"background:linear-gradient(135deg,rgb(255,245,203) 0%,rgb(182,227,212) 66%,rgb(26,69,72) 100%)\">See how this is built in less than 30 seconds! <\/h4>\n\n\n<!--presto-player:video_id=4--><figure class=\"wp-block-video presto-block-video  presto-provider-self-hosted\" style=\"--plyr-color-main: var(--presto-player-highlight-color, #1a4548); --presto-player-logo-width: 150px; \">\n\t<presto-player \n\t\tpreset='{&quot;id&quot;:1,&quot;name&quot;:&quot;Default&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;icon&quot;:&quot;format-video&quot;,&quot;skin&quot;:&quot;modern&quot;,&quot;play-large&quot;:true,&quot;rewind&quot;:true,&quot;play&quot;:true,&quot;fast-forward&quot;:true,&quot;progress&quot;:true,&quot;current-time&quot;:true,&quot;mute&quot;:true,&quot;volume&quot;:true,&quot;speed&quot;:false,&quot;pip&quot;:false,&quot;fullscreen&quot;:true,&quot;captions&quot;:false,&quot;reset_on_end&quot;:true,&quot;auto_hide&quot;:true,&quot;show_time_elapsed&quot;:false,&quot;captions_enabled&quot;:false,&quot;save_player_position&quot;:true,&quot;sticky_scroll&quot;:false,&quot;sticky_scroll_position&quot;:&quot;bottom right&quot;,&quot;on_video_end&quot;:&quot;select&quot;,&quot;play_video_viewport&quot;:false,&quot;hide_youtube&quot;:false,&quot;lazy_load_youtube&quot;:false,&quot;hide_logo&quot;:false,&quot;border_radius&quot;:0,&quot;caption_style&quot;:&quot;&quot;,&quot;caption_background&quot;:&quot;&quot;,&quot;is_locked&quot;:true,&quot;cta&quot;:[&quot;&quot;],&quot;watermark&quot;:[&quot;&quot;],&quot;search&quot;:[&quot;&quot;],&quot;email_collection&quot;:[&quot;&quot;],&quot;action_bar&quot;:[&quot;&quot;],&quot;created_by&quot;:3,&quot;created_at&quot;:&quot;2024-03-15 19:55:36&quot;,&quot;updated_at&quot;:&quot;2024-03-15 19:55:36&quot;,&quot;deleted_at&quot;:&quot;&quot;}'\n\t\tbranding='{&quot;logo&quot;:&quot;&quot;,&quot;color&quot;:&quot;#1a4548&quot;,&quot;logo_width&quot;:150,&quot;player_css&quot;:&quot;&quot;}'\n\t\tchapters='[]'\n\t\toverlays='[]'\n\t\ttracks='[]'\n\t\tblock-attributes='{&quot;playsInline&quot;:true,&quot;preload&quot;:&quot;auto&quot;,&quot;id&quot;:4,&quot;attachment_id&quot;:925,&quot;src&quot;:&quot;https:\\\/\\\/andrew.azsecf.site\\\/wp-content\\\/uploads\\\/sites\\\/4\\\/2025\\\/07\\\/aiwwtp-gt-timelapse-30sec.mp4&quot;,&quot;preset&quot;:1,&quot;TrpContentRestriction&quot;:{&quot;restriction_type&quot;:&quot;exclude&quot;,&quot;selected_languages&quot;:[],&quot;panel_open&quot;:true},&quot;title&quot;:&quot;aiwwtp-gt-timelapse-30sec&quot;}'\n\t\tanalytics=''\n\t\tautomations\t\tprovider='self-hosted'\n\t\t\t\tid=\"presto-player-1\"\n\t\tsrc=\"https:\/\/andrew.azsecf.site\/wp-content\/uploads\/sites\/4\/2025\/07\/aiwwtp-gt-timelapse-30sec.mp4\"\n\t\tmedia-title=\"aiwwtp-gt-timelapse-30sec\"\n\t\tcss=\"\"\n\t\tclass=\"presto-video-id-4 presto-preset-id-1 skin-modern\"\n\t\tskin=\"modern\" \n\t\ticon-url=\"https:\/\/andrew.azsecf.site\/wp-content\/plugins\/presto-player\/img\/sprite.svg\" \n\t\tpreload=\"auto\" \n\t\tposter=\"\"\n\t\tyoutube=\"{&quot;noCookie&quot;:false,&quot;channelId&quot;:&quot;&quot;,&quot;show_count&quot;:false}\"\n\t\tprovider-video-id=\"\"\n\t\tvideo-id=\"4\"\n\t\t\t\tvideo-attributes='{}'\n\t\tplaysinline\t\t\t\t>\n\t\t            <video controls preload=\"none\">\n            <source src=\"https:\/\/andrew.azsecf.site\/wp-content\/uploads\/sites\/4\/2025\/07\/aiwwtp-gt-timelapse-30sec.mp4\" \/>\n        <\/video>\n    \n\n\t<\/presto-player>\n<\/figure>\n\n\n<div style=\"height:62px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity has-light-green-cyan-to-vivid-green-cyan-gradient-background has-background is-style-wide\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-investing-in-our-region-s-future\">Investing in Our Region&#8217;s Future<\/h3>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>A vital project to enhance wastewater treatment for a growing population.<\/p>\n<\/blockquote>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-project-overview\">Project Overview<\/h4>\n\n\n\n<p>The Annacis Island Wastewater Treatment Plant (WWTP), located in Delta, BC, is one of the largest secondary treatment plants in Metro Vancouver. To serve our growing population and protect the Fraser River, the plant is undergoing a significant expansion known as Stage 5.<\/p>\n\n\n\n<p>A key component of this expansion is the&nbsp;<strong>A506 Contract \u2013 Gravity Thickener Expansion<\/strong>. This project focuses on increasing the plant&#8217;s capacity to handle solids, a crucial step in the wastewater treatment process. By improving our solids handling, we can ensure the plant operates efficiently and continues to meet stringent environmental standards.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-project-goals\">Project Goals<\/h4>\n\n\n\n<ul class=\"wp-block-list is-style-tw-checkmark\">\n<li><strong>Increase Treatment Capacity:<\/strong>&nbsp;To accommodate the needs of a growing population in the 14 municipalities served by the plant.<\/li>\n\n\n\n<li><strong>Enhance Solids Treatment:<\/strong>&nbsp;Improve the efficiency of the solids thickening process, a critical step in wastewater treatment.<\/li>\n\n\n\n<li><strong>Protect the Environment:<\/strong>&nbsp;Ensure that the treated wastewater released into the Fraser River continues to meet or exceed all regulatory requirements.<\/li>\n\n\n\n<li><strong>Improve System Reliability:<\/strong>&nbsp;Upgrade and expand infrastructure to ensure the plant operates reliably for decades to come.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Key Features of the Gravity Thickener Expansion<\/h4>\n\n\n\n<ul class=\"wp-block-list is-style-tw-arrow\">\n<li><strong>Two New Gravity Thickeners:<\/strong>&nbsp;Construction of two large, circular tanks that use gravity to separate solids from water.<\/li>\n\n\n\n<li><strong>New Pumping Stations:<\/strong>&nbsp;Two-storey pump stations will be built to support the new thickeners, housing pumps and electrical equipment.<\/li>\n\n\n\n<li><strong>Infrastructure Modifications:<\/strong>&nbsp;Upgrades to existing solids contact tanks and associated piping to integrate the new facilities.<\/li>\n\n\n\n<li><strong>Odour Control Systems:<\/strong>&nbsp;New and modified systems to minimize odour from the treatment process.<\/li>\n\n\n\n<li><strong>Electrical and Control System Upgrades:<\/strong>&nbsp;Significant expansion of the plant&#8217;s electrical distribution and control systems to manage the new equipment.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-benefits-to-the-community\">Benefits to the Community<\/h4>\n\n\n\n<ul class=\"wp-block-list is-style-tw-border-inner\">\n<li><strong>A Healthier Environment<\/strong><br>Ensures the continued protection of the Fraser River&#8217;s aquatic ecosystem.<\/li>\n\n\n\n<li><strong>Sustainable Growth<\/strong><br>Provides the necessary infrastructure to support a growing regional population and economy.<\/li>\n\n\n\n<li><strong>Reliable Service<\/strong><br>Strengthens the resilience of our wastewater system for reliable, long-term operation.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-project-partners\">Project Partners<\/h4>\n\n\n\n<p>This project is a collaborative effort led by Metro Vancouver. Key partners in the Gravity Thickener Expansion include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Owner:<\/strong>&nbsp;Metro Vancouver<\/li>\n\n\n\n<li><strong>General Contractor:<\/strong>&nbsp;Maple Reinders Constructors Ltd.<\/li>\n\n\n\n<li><strong>Electrical Contractor:<\/strong>&nbsp;Status Electrical Corporation<\/li>\n\n\n\n<li><strong>Engineering Consultants:<\/strong>&nbsp;Brown and Caldwell, Enginuity Engineering Consulting, and others.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-references\">References<\/h4>\n\n\n\n<ul class=\"wp-block-list has-foreground-color has-text-color has-link-color wp-elements-bff41f6f3b008ad87d091c717b7bf323\">\n<li><a href=\"https:\/\/metrovancouver.org\/services\/liquid-waste\/annacis-island-wastewater-treatment-plant\" target=\"_blank\" rel=\"noreferrer noopener\">Metro Vancouver &#8211; Annacis Island Wastewater Treatment Plant<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/metrovancouver.bidsandtenders.ca\/Module\/Tenders\/en\/Tender\/Detail\/6c9cd167-8c10-4ea7-a081-279da640de71\" target=\"_blank\" rel=\"noreferrer noopener\">Metro Vancouver Bids and Tenders &#8211; RFP No. 20-002<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/statusteam.com\/portfolio\/annacis-island-wwtp-stage-5-expansion-gravity-thickener-expansion\/\" target=\"_blank\" rel=\"noreferrer noopener\">Status Electrical Corporation &#8211; Project Portfolio<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/top100projects.ca\/the-projects\/annacis-island-wastewater-treatment-plant-expansion\/\" target=\"_blank\" rel=\"noreferrer noopener\">Top100Projects &#8211; Annacis Island Wastewater Treatment Plant Expansion<\/a><\/li>\n\n\n\n<li class=\"has-foreground-color has-text-color has-link-color wp-elements-2ea95d7bc4eeaacabff29a243bbfe2ac\"><a href=\"https:\/\/metrovancouver.org\/boards\/GVSDD\/SDD_2021-Jul-30_AGE.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">GVSDD Board Meeting Minutes &#8211; July 30, 2021 (Contract Award)<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-small-font-size\">Featured image is taken by Ryan Johnston (Bowie Consulting Inc.)<\/p>\n\n\n\n<p><strong>Not an official government website.<\/strong> This page is updated in January 2026<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b89\u7eb3\u5e0c\u65af\u5c9b\u6c61\u6c34\u5904\u7406\u5382\u7b2c 5 \u9636\u6bb5\u6269\u5efa\u5de5\u7a0b - 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