{"id":3452,"date":"2026-11-07T21:39:06","date_gmt":"2026-11-07T21:39:06","guid":{"rendered":"https:\/\/fenzemin.com\/?page_id=3452"},"modified":"2026-11-08T04:44:43","modified_gmt":"2026-11-08T04:44:43","slug":"knowledge-centre","status":"publish","type":"page","link":"https:\/\/fenzemin.com\/en\/knowledge-centre\/","title":{"rendered":"Knowledge Centre"},"content":{"rendered":"\n<div class=\"wp-block-group alignfull fz-home fz-svc is-layout-flow wp-block-group-is-layout-flow\">\n<section class=\"wp-block-group fz-page-hero fz-svc-hero is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-wrap fz-svc-hero-grid is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-svc-hero-text is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-eyebrow wp-block-paragraph\"><a href=\"https:\/\/fenzemin.com\/en\/\">Home<\/a> \u00b7 Knowledge Centre \u00b7 Piling and shoring guides<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">Knowledge Centre: Piling and Shoring Guides<\/h1>\n\n\n\n<p class=\"fz-lead wp-block-paragraph\">Our piling and shoring guides grew out of the answers we give to the questions we hear most often on site. How does the price build up, which method should you choose, how do you protect the building next door, how do you test a pile? We wrote every guide from our own site experience and reliable sources.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button fz-btn-primary\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/fenzemin.com\/en\/request-a-quote\/\">Request a Quote<\/a><\/div>\n\n\n\n<div class=\"wp-block-button fz-btn-ghost\"><a class=\"wp-block-button__link wp-element-button\" href=\"tel:+905369327494\">+90 536 932 74 94<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-image size-large fz-hero-img\"><img decoding=\"async\" width=\"576\" height=\"1024\" data-no-lazy=\"1\" data-skip-lazy=\"1\" src=\"https:\/\/fenzemin.com\/wp-content\/uploads\/2026\/11\/karakoy-jet-grout-kolonu-gorunumu-2024-576x1024.jpg\" alt=\"Piling and shoring guides: a jet grout column exposed in the excavation in Karak\u00f6y, 2024\" class=\"wp-image-3072\" srcset=\"https:\/\/fenzemin.com\/wp-content\/uploads\/2026\/11\/karakoy-jet-grout-kolonu-gorunumu-2024-576x1024.jpg 576w, https:\/\/fenzemin.com\/wp-content\/uploads\/2026\/11\/karakoy-jet-grout-kolonu-gorunumu-2024-169x300.jpg 169w, https:\/\/fenzemin.com\/wp-content\/uploads\/2026\/11\/karakoy-jet-grout-kolonu-gorunumu-2024-768x1365.jpg 768w, https:\/\/fenzemin.com\/wp-content\/uploads\/2026\/11\/karakoy-jet-grout-kolonu-gorunumu-2024-864x1536.jpg 864w, https:\/\/fenzemin.com\/wp-content\/uploads\/2026\/11\/karakoy-jet-grout-kolonu-gorunumu-2024.jpg 900w\" sizes=\"(max-width: 576px) 100vw, 576px\" \/><figcaption class=\"wp-element-caption\">Karak\u00f6y, 2024 \u00b7 jet grout column exposed in the excavation<\/figcaption><\/figure>\n<\/div>\n<\/section>\n\n\n\n<section class=\"wp-block-group fz-svc-facts is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-wrap is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-keyfacts is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-keyfact is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-keyfact-label wp-block-paragraph\">Guides<\/p>\n\n\n\n<p class=\"fz-keyfact-value wp-block-paragraph\">9<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-keyfact is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-keyfact-label wp-block-paragraph\">Topics<\/p>\n\n\n\n<p class=\"fz-keyfact-value wp-block-paragraph\">Cost, method, shoring, testing, ground<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-keyfact is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-keyfact-label wp-block-paragraph\">Written by<\/p>\n\n\n\n<p class=\"fz-keyfact-value wp-block-paragraph\">Abdullah \u00c7etinta\u015f, Geological Engineer<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-keyfact is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-keyfact-label wp-block-paragraph\">Based on<\/p>\n\n\n\n<p class=\"fz-keyfact-value wp-block-paragraph\">Site experience and sources<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-keyfact is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-keyfact-label wp-block-paragraph\">Prices<\/p>\n\n\n\n<p class=\"fz-keyfact-value wp-block-paragraph\">No figures, but how prices work<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-keyfact is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-keyfact-label wp-block-paragraph\">Updated<\/p>\n\n\n\n<p class=\"fz-keyfact-value wp-block-paragraph\">November 2026<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n\n\n\n<section class=\"wp-block-group fz-sec fz-svc-main is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-wrap fz-svc-layout is-layout-flow wp-block-group-is-layout-flow\">\n<nav class=\"wp-block-group fz-svc-toc is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-toc-title wp-block-paragraph\">On this page<\/p>\n\n\n\n<ul class=\"wp-block-list fz-toc-list\">\n<li><a href=\"#cost\">Cost and price<\/a><\/li>\n\n\n\n<li><a href=\"#method\">Choosing a method<\/a><\/li>\n\n\n\n<li><a href=\"#excavation\">Excavation and neighbours<\/a><\/li>\n\n\n\n<li><a href=\"#quality\">Quality and testing<\/a><\/li>\n\n\n\n<li><a href=\"#istanbul\">Istanbul ground<\/a><\/li>\n\n\n\n<li><a href=\"#how\">How we write them<\/a><\/li>\n\n\n\n<li><a href=\"#faq\">FAQ<\/a><\/li>\n<\/ul>\n<\/nav>\n\n\n\n<div class=\"wp-block-group fz-svc-content is-layout-flow wp-block-group-is-layout-flow\">\n<h2 id=\"cost\" class=\"wp-block-heading\">Piling and shoring guides: cost and price<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">We do not publish fixed prices, because cost changes with the ground, the quantities and the site. Instead, we explain how a price builds up and how it can come down without giving up safety.<\/p>\n\n\n\n<div class=\"wp-block-group fz-svc-cards is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-svc-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-svc-card-title wp-block-paragraph\"><strong><a href=\"https:\/\/fenzemin.com\/en\/knowledge-centre\/bored-pile-cost\/\">How Is Bored Pile Cost Calculated?<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The factors behind the rate, a worked quantity example and what a quote covers.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-svc-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-svc-card-title wp-block-paragraph\"><strong><a href=\"https:\/\/fenzemin.com\/en\/knowledge-centre\/reducing-shoring-costs\/\">7 Ways to Reduce Shoring Costs<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">From the site investigation to mixed solutions, and from the programme to the anchor layout.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h2 id=\"method\" class=\"wp-block-heading\">Choosing a method and a foundation<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The right method decides both cost and safety. So these two guides set the options side by side and help you compare them.<\/p>\n\n\n\n<div class=\"wp-block-group fz-svc-cards is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-svc-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-svc-card-title wp-block-paragraph\"><strong><a href=\"https:\/\/fenzemin.com\/en\/knowledge-centre\/bored-piles-jet-grouting-or-micropiles\/\">Bored Piles, Jet Grouting or Micropiles?<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">How the three methods differ and how we decide on site.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-svc-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-svc-card-title wp-block-paragraph\"><strong><a href=\"https:\/\/fenzemin.com\/en\/knowledge-centre\/raft-or-piled-foundation\/\">Raft or Piled Foundation?<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When each one is enough; in addition, the piled raft and ground improvement options.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h2 id=\"excavation\" class=\"wp-block-heading\">Piling and shoring guides: deep excavation and neighbours<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">In Istanbul, most basement excavations open right next to an adjoining building. Protecting that building, in fact, is the main job of the shoring.<\/p>\n\n\n\n<div class=\"wp-block-group fz-svc-cards is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-svc-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-svc-card-title wp-block-paragraph\"><strong><a href=\"https:\/\/fenzemin.com\/en\/knowledge-centre\/protecting-adjacent-buildings\/\">Protecting Adjacent Buildings<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Choosing the shoring, the survey before excavation, measuring and monitoring.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-svc-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-svc-card-title wp-block-paragraph\"><strong><a href=\"https:\/\/fenzemin.com\/en\/knowledge-centre\/shoring-on-tight-urban-plots\/\">Shoring on Tight Urban Plots<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Getting the wall close to the boundary and, in addition, protecting the neighbour&#8217;s footing.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h2 id=\"quality\" class=\"wp-block-heading\">Quality, testing and site mistakes<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">You cannot see pile quality with the naked eye; however, testing and proper construction secure it. These two guides explain what we check and why.<\/p>\n\n\n\n<div class=\"wp-block-group fz-svc-cards is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-svc-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-svc-card-title wp-block-paragraph\"><strong><a href=\"https:\/\/fenzemin.com\/en\/knowledge-centre\/pile-integrity-testing\/\">Pile Integrity Test, CSL and Load Test<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">What each test shows and does not show, and what to do before testing.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-svc-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-svc-card-title wp-block-paragraph\"><strong><a href=\"https:\/\/fenzemin.com\/en\/knowledge-centre\/common-site-mistakes\/\">9 Common Site Mistakes<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For example the tremie pipe and anchor stressing: what goes wrong and what to do instead.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h2 id=\"istanbul\" class=\"wp-block-heading\">Ground and deep excavation in Istanbul<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Soft sediment on the Golden Horn and fractured rock in Sar\u0131yer do not call for the same excavation. For example, on the coast the problem is water, whereas in the rock zones it is sliding wedges.<\/p>\n\n\n\n<div class=\"wp-block-group fz-svc-cards is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-svc-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-svc-card-title wp-block-paragraph\"><strong><a href=\"https:\/\/fenzemin.com\/en\/knowledge-centre\/istanbul-ground-conditions\/\">Istanbul Ground Conditions and Deep Excavation Guide<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ground by area, common problems and the usual solutions.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-svc-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-svc-card-title wp-block-paragraph\"><strong><a href=\"https:\/\/fenzemin.com\/en\/services\/site-investigation\/\">Site Investigation<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Site-specific boreholes, sampling and a ground report.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h2 id=\"how\" class=\"wp-block-heading\">How do we write our piling and shoring guides?<\/h2>\n\n\n\n<ul class=\"wp-block-list fz-checks\">\n<li>We write every guide from the experience of our founder, Abdullah \u00c7etinta\u015f, and our site team.<\/li>\n\n\n\n<li>In addition, the site examples come from our own projects; you can see the quantities on the project pages.<\/li>\n\n\n\n<li>For general information, we also cite peer-reviewed papers, standards and regulations.<\/li>\n\n\n\n<li>However, we do not write price figures, because they change on every project.<\/li>\n\n\n\n<li>On legal matters, we recommend that you consult a lawyer; the final technical decision, by contrast, belongs to the designer.<\/li>\n\n\n\n<li>Finally, we update the guides with new questions and new site experience.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"faq\" class=\"wp-block-heading\">Frequently asked questions about our piling and shoring guides<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">We have collected the questions about the guides that we hear most often. However, if yours is not here, call us or write through the quote form.<\/p>\n\n\n\n<h3 class=\"wp-block-heading fz-faq-group\">The guides<\/h3>\n\n\n\n<div class=\"wp-block-group fz-faq-list fz-faq-list--svc is-layout-flow wp-block-group-is-layout-flow\">\n<details class=\"wp-block-details fz-faq is-layout-flow wp-block-details-is-layout-flow\"><summary>Is the information in the guides enough for my project?<\/summary>\n<p class=\"wp-block-paragraph\">No, because the guides give general information and help you ask the right questions. Your project, however, rests on the site investigation and the designer&#8217;s calculations.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details fz-faq is-layout-flow wp-block-details-is-layout-flow\"><summary>I have a question the guides do not cover. How can I ask it?<\/summary>\n<p class=\"wp-block-paragraph\">Call us or write through the quote form. In addition, we turn frequent questions into new guides over time.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details fz-faq is-layout-flow wp-block-details-is-layout-flow\"><summary>Who writes the guides?<\/summary>\n<p class=\"wp-block-paragraph\">Our founder, Geological Engineer Abdullah \u00c7etinta\u015f, and our team. Moreover, Abdullah has worked on site in ground engineering and foundations since 2006.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details fz-faq is-layout-flow wp-block-details-is-layout-flow\"><summary>Why don&#8217;t you give price figures?<\/summary>\n<p class=\"wp-block-paragraph\">Because the cost of the same work varies a great deal with the ground, the quantities and the site. That is why we explain how the price builds up instead and quote from the quantities.<\/p>\n<\/details>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-author is-layout-flow wp-block-group-is-layout-flow\">\n<figure class=\"wp-block-image size-medium fz-author-img\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/fenzemin.com\/wp-content\/uploads\/2026\/11\/abdullah-cetintas-jeoloji-muhendisi-300x300.jpg\" alt=\"Abdullah \u00c7etinta\u015f, Geological Engineer, founder of Fen Zemin &amp; \u0130n\u015faat\" class=\"wp-image-3026\" srcset=\"https:\/\/fenzemin.com\/wp-content\/uploads\/2026\/11\/abdullah-cetintas-jeoloji-muhendisi-300x300.jpg 300w, https:\/\/fenzemin.com\/wp-content\/uploads\/2026\/11\/abdullah-cetintas-jeoloji-muhendisi-150x150.jpg 150w, https:\/\/fenzemin.com\/wp-content\/uploads\/2026\/11\/abdullah-cetintas-jeoloji-muhendisi.jpg 640w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group fz-author-body is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-author-name wp-block-paragraph\"><strong>Abdullah \u00c7etinta\u015f<\/strong><\/p>\n\n\n\n<p class=\"fz-author-role wp-block-paragraph\">Geological Engineer \u00b7 Founder, Fen Zemin &amp; \u0130n\u015faat<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In ground engineering and foundations since 2006. The guides in the Knowledge Centre draw on the site experience of Abdullah and our team.<\/p>\n\n\n\n<p class=\"fz-author-meta wp-block-paragraph\"><a href=\"https:\/\/www.linkedin.com\/in\/abdullahcetintas\/\" target=\"_blank\" rel=\"noopener\">LinkedIn profile<\/a> \u00b7 Last updated: November 2026<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n\n\n\n<section class=\"wp-block-group fz-sec fz-sec--soft fz-svc-related is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-wrap is-layout-flow wp-block-group-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Get to know us<\/h2>\n\n\n\n<div class=\"wp-block-group fz-related-grid is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-related-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-related-title wp-block-paragraph\"><a href=\"https:\/\/fenzemin.com\/en\/services\/\">Services<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Piling, shoring and ground improvement<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-related-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-related-title wp-block-paragraph\"><a href=\"https:\/\/fenzemin.com\/en\/projects\/\">Our Projects<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quantities and photos from site<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-related-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-related-title wp-block-paragraph\"><a href=\"https:\/\/fenzemin.com\/en\/machine-park\/\">Equipment Fleet<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Our own equipment<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-related-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-related-title wp-block-paragraph\"><a href=\"https:\/\/fenzemin.com\/en\/about-us\/\">About Us<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The company and the team<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-related-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-related-title wp-block-paragraph\"><a href=\"https:\/\/fenzemin.com\/en\/request-a-quote\/\">Request a Quote<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Upload your files for a quote<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group fz-related-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"fz-related-title wp-block-paragraph\"><a href=\"https:\/\/fenzemin.com\/en\/contact\/\">Contact<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Phone and address<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n\n\n\n<section class=\"wp-block-group fz-sec fz-cta is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group fz-wrap fz-center is-layout-flow wp-block-group-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Ask us your question directly<\/h2>\n\n\n\n<p class=\"fz-intro wp-block-paragraph\">Send us your site investigation and design. Then let us answer your question with our site experience and together with our design partner.<\/p>\n\n\n\n<div class=\"wp-block-buttons fz-center-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button fz-btn-primary\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/fenzemin.com\/en\/request-a-quote\/\">Request a Quote<\/a><\/div>\n\n\n\n<div class=\"wp-block-button fz-btn-dark\"><a class=\"wp-block-button__link wp-element-button\" href=\"tel:+905369327494\">+90 536 932 74 94<\/a><\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Home \u00b7 Knowledge Centre \u00b7 Piling and shoring guides Knowledge Centre: Piling and Shoring Guides Our piling and shoring guides grew out of the answers we give to the questions we hear most often on site. 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