{"id":1588,"date":"2020-11-16T01:08:44","date_gmt":"2020-11-15T14:08:44","guid":{"rendered":"https:\/\/neumanndredging.com.au\/projects\/bundaberg-burnett-river-dredging-2014\/"},"modified":"2021-09-30T15:08:46","modified_gmt":"2021-09-30T05:08:46","slug":"bundaberg-burnett-river-dredging-channel-maintenance-dredging-river-dredging","status":"publish","type":"projects","link":"https:\/\/neumanndredging.com.au\/projects\/bundaberg-burnett-river-dredging-channel-maintenance-dredging-river-dredging\/","title":{"rendered":"Bundaberg Burnett River Dredging"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"1588\" class=\"elementor elementor-1588\" data-elementor-post-type=\"projects\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3eb7c7a8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3eb7c7a8\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2528e3db\" data-id=\"2528e3db\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-49fcaa1 elementor-widget elementor-widget-heading\" data-id=\"49fcaa1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Bundaberg Burnett River Channel Maintenance Dredging<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dccb074 elementor-widget elementor-widget-heading\" data-id=\"dccb074\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Scope of Works<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67b9921 elementor-widget elementor-widget-text-editor\" data-id=\"67b9921\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Severe flooding impacted the Burnett River. As a result, the navigational channel required dredging to restore the depth of the river\u2019s navigational channels adjacent to Kirby\u2019s Wall. A total of 65,700 cubic metres of sand and gravel was removed from the channels and placed behind Kirby\u2019s Wall.<\/p><p>TMR nominated two specific dredge areas:<\/p><ul><li>Dredge Area A, adjacent and upstream of Kirby\u2019s Wall, required 36,000m3 of material to be removed, and<\/li><li>Dredge Area B, downstream of Kirby\u2019s Wall with almost 30,000m3.<\/li><\/ul><p>Dredging to a maximum depth of 2.3m below LAT was required in both channel areas.<\/p><p>The dredged material was required to be placed behind Kirby\u2019s Wall to fill in the area between the river bank and the rock wall. The spreader barge spread the material evenly to a height below +0.3 LAT.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2a238f1 elementor-widget elementor-widget-heading\" data-id=\"2a238f1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Equipment Used<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f63fcf8 elementor-widget elementor-widget-text-editor\" data-id=\"f63fcf8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul><li>Dredge &amp; Booster &#8211; The 450mm cutter suction dredge the Nu Endeavour was used for this project. In addition, a booster pump and pontoon were connected directly to the rear of the dredge to extend its pumping capability to reach the required distances to the disposal area (up to 1,700m).<\/li><li>Spreader Barge &#8211; We undertook the replenishment works behind Kirby\u2019s Wall with a spreader barge with a three-wire anchoring system. The three-wire system allowed the spreader barge to winch across the fill area while discharged material. In addition, to ensure anchor lines didn\u2019t come into contact with the top of the wall and cause damage, floating pontoons were employed adjacent to Kirby\u2019s Wall.<\/li><li>Support Vessels \u2013 Other supports vessels included: a Workboat, the MV Tramp; Fuel Barge; Anchor Barge and several smaller tender vessels.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e951327 elementor-widget elementor-widget-heading\" data-id=\"e951327\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Dredging Works<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5cb5879 elementor-widget elementor-widget-text-editor\" data-id=\"5cb5879\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Dredging commenced at the upstream end of the channel and progressed downstream. The team added the additional pipeline for works in Dredge Area B.<\/p><p>Neumann Dredging completed the project on a 24 hour, seven days per week basis.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-30ee604 elementor-widget elementor-widget-heading\" data-id=\"30ee604\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Innovations<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1209c57 elementor-widget elementor-widget-text-editor\" data-id=\"1209c57\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul><li>Use of spreader barge to place the dredged material behind Kirby\u2019s Wall<\/li><li>Use of a barred Bucketwheel to exclude oversize material from the pumping system<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5413eeb elementor-widget elementor-widget-heading\" data-id=\"5413eeb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Challenges<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f0bd54e elementor-widget elementor-widget-text-editor\" data-id=\"6f0bd54e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul><li>Spreading the dredged material evenly and with tolerances with the spreader barge behind Kirby\u2019s Wall<\/li><li>Post-flood debris and obstructions in the dredge area<\/li><li>Dredging unpredictable material \u2013 coarse sand, gravel, cobbles and boulders.<\/li><li>Wear and tear on machinery and equipment.<\/li><li>Strict dredging and fill tolerances.<\/li><li>Interfacing dredging works with shipping, and other marine vessels traversed the work areas.<\/li><li>We had to maintaine access to the busy boat ramp adjacent to Kirby\u2019s wall.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"featured_media":6679,"template":"","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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