{"id":13526,"date":"2026-08-07T09:56:14","date_gmt":"2026-08-07T06:56:14","guid":{"rendered":"https:\/\/localhost\/wordpress\/?post_type=product&p=13526"},"modified":"2026-09-09T10:47:29","modified_gmt":"2026-09-09T07:47:29","slug":"dynamic-cone-penetrometer","status":"publish","type":"product","link":"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/","title":{"rendered":"Dynamic Cone Penetrometer"},"content":{"rendered":"

[vc_row][vc_column][vc_column_text css=”” woodmart_inline=”no” text_larger=”no”]<\/p>\n

What Is a Dynamic Cone Penetrometer?<\/h2>\n

The Dynamic Cone Penetrometer (DCP)<\/strong> is a portable field testing instrument used to evaluate the in-situ penetration resistance and strength characteristics of soils and pavement materials.<\/p>\n

The system provides a rapid method for investigating subgrade, sub-base, granular pavement layers and compacted soils<\/strong> without requiring extensive excavation.<\/p>\n

During testing, a sliding hammer repeatedly strikes an anvil connected to a penetration rod. The cone at the lower end of the rod advances into the ground after each impact. The operator records the amount of penetration produced by each blow.<\/p>\n

Changes in penetration rate provide useful information about differences in material resistance and layer conditions.<\/p>\n

The LT-S0047 Dynamic Cone Penetrometer<\/strong> follows the classic DCP configuration associated with the Kleyn, Maree and Savage design. L\u0130YA specifies an 8 kg hammer, 575 mm drop height and 60\u00b0 cone tip<\/strong> for the system.<\/p>\n

8 kg Hammer and 575 mm Drop Height<\/h2>\n

The LT-S0047 uses an 8 kg sliding hammer<\/strong>.<\/p>\n

During a test, the operator raises the hammer along the guide rod and releases it from a height of 575 mm<\/strong>. The hammer strikes the anvil, transferring impact energy through the penetration rod to the cone.<\/p>\n

This process is repeated while penetration is recorded.<\/p>\n

The current ASTM D6951\/D6951M-18(2023)<\/strong> specifically covers Dynamic Cone Penetrometer testing using an 8 kg hammer<\/strong> for shallow pavement applications. ASTM defines the test as a method for measuring penetration rate through undisturbed soils, compacted materials or both.<\/p>\n

60\u00b0 Cone Penetration System<\/h2>\n

A 60\u00b0 cone tip<\/strong> is mounted at the lower end of the penetration rod.<\/p>\n

Each hammer blow drives the cone further into the material. The operator records the cumulative depth or the penetration obtained per hammer blow.<\/p>\n

The resulting value is often expressed as a DCP penetration rate<\/strong>, typically representing penetration distance per blow.<\/p>\n

Lower penetration per blow generally indicates a more resistant layer, while greater penetration can indicate softer or less resistant material.<\/p>\n

However, penetration response also depends on material type, moisture content, density and particle-size distribution.<\/p>\n

In-Situ CBR Estimation<\/h2>\n

The Dynamic Cone Penetrometer does not perform a conventional laboratory CBR test.<\/p>\n

Instead, the device measures penetration rate under field conditions<\/strong>. Suitable empirical correlations can then be used to estimate an in-situ California Bearing Ratio (CBR)<\/strong>.<\/p>\n

ASTM D6951\/D6951M states that penetration data from the 8 kg DCP can be used to estimate in-situ CBR and to assess layer thickness and other material characteristics.<\/p>\n

An important distinction should be maintained: a DCP-derived field CBR will not necessarily match a laboratory or soaked CBR value obtained from the same material. ASTM specifically describes the method as an assessment of strength under existing field conditions<\/strong>.<\/p>\n

Detection of Layer Changes<\/h2>\n

One major advantage of DCP testing is its ability to show changes in material resistance with depth.<\/p>\n

As the cone passes through different layers, penetration per blow can change significantly. A stiff or well-compacted layer may produce a low penetration rate, while a weaker layer may allow the cone to advance more quickly.<\/p>\n

Plotting penetration against depth can therefore help identify:<\/p>\n

    \n
  • changes between pavement layers,<\/li>\n
  • weak or under-compacted zones,<\/li>\n
  • variation within subgrade material,<\/li>\n
  • and approximate layer boundaries.<\/li>\n<\/ul>\n

    ASTM also recognizes DCP testing as a method for evaluating the strength characteristics of both fine- and coarse-grained soils, granular construction materials and weak stabilized materials<\/strong>.<\/p>\n

    Standard and Extended Testing Depth<\/h2>\n

    L\u0130YA specifies a standard measurement depth of approximately 850 mm<\/strong> for the LT-S0047.<\/p>\n

    When deeper investigation is required, extension rods can be connected to the system. The product configuration allows penetration measurements to be extended to approximately 2 metres<\/strong>.<\/p>\n

    ASTM D6951\/D6951M typically describes use of the 8 kg DCP to around 1000 mm<\/strong> below the surface and also permits the use of drive-rod extensions.<\/p>\n

    However, ASTM highlights an important limitation: adding extension rods changes the mass and inertia of the apparatus and can introduce additional skin friction along the rods. Therefore, established CBR or strength correlations should only be applied when they are appropriate for the actual DCP configuration.<\/p>\n

    ASTM D6951\/D6951M-18(2023)<\/h2>\n

    The current active ASTM reference is:<\/p>\n

    ASTM D6951\/D6951M-18(2023) \u2014 Standard Test Method for Use of the Dynamic Cone Penetrometer in Shallow Pavement Applications.<\/strong><\/p>\n

    The method covers penetration-rate measurement using an 8 kg DCP<\/strong> through undisturbed soils and compacted materials. ASTM identifies applications including estimation of in-situ CBR, determination of strata thickness and evaluation of material strength characteristics.<\/p>\n

    This standard is a particularly strong match for LT-S0047 because its primary mechanical configuration matches the 8 kg DCP arrangement.<\/p>\n

    BS 1377-9:2025<\/h2>\n

    The existing L\u0130YA page currently lists BS 1377:9<\/strong> without an edition year.<\/p>\n

    The current edition is BS 1377-9:2025 \u2014 Methods of test for soils for civil engineering purposes \u2014 In-situ tests<\/strong>.<\/p>\n

    BSI published this edition on 20 November 2025<\/strong>. Its scope explicitly includes an additional method for determining in-situ penetration resistance using the dynamic cone penetration test<\/strong>.<\/p>\n

    The old BS 1377-9:1990<\/strong> remained current until 20 November 2025 and has now been superseded by the 2025 edition.<\/p>\n

    Therefore, the new website should use:<\/p>\n

    BS 1377-9:2025<\/strong><\/p>\n

    instead of the generic old BS 1377:9<\/code> reference.<\/p>\n

    Complete Field Testing System<\/h2>\n

    The LT-S0047 is supplied as a complete portable field-testing system.<\/p>\n

    The current L\u0130YA configuration includes the penetration hammer assembly, penetration rod, cone tip, measuring components, upper and lower extension rods, hand tools, steel ruler and wooden carrying case.<\/p>\n

    The complete set has external dimensions of approximately 120 \u00d7 35 \u00d7 20 cm<\/strong> and weighs around 30 kg<\/strong>.<\/p>\n

    Overall, the Dynamic Cone Penetrometer<\/strong> provides a rapid and practical solution for evaluating changes in the in-situ strength of soils and pavement materials. Its 8 kg hammer, 575 mm drop height, 60\u00b0 cone and extendable penetration system<\/strong> make it particularly suitable for road, subgrade and geotechnical field investigations.<\/p>\n

    [\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

    STANDART:<\/span><\/strong> \u00a0 BS 1377:9<\/em><\/p>\n

    LT-S0047<\/strong>\u00a0 \u00a0 \u00a0 Dynamic Cone Penetrometer<\/em><\/p>\n","protected":false},"featured_media":11781,"template":"","meta":[],"product_brand":[],"product_cat":[162,161],"product_tag":[],"class_list":["post-13526","product","type-product","status-publish","has-post-thumbnail","product_cat-site-investigation-sampling","product_cat-soil","first","instock","shipping-taxable","product-type-grouped"],"yoast_head":"\nDynamic Cone Penetrometer | 8 kg DCP | Liya Test<\/title>\n<meta name=\"description\" content=\"Dynamic Cone Penetrometer with 8 kg hammer and 60\u00b0 cone for rapid in-situ assessment of subgrade, sub-base and compacted pavement materials.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dynamic Cone Penetrometer | 8 kg DCP | Liya Test\" \/>\n<meta property=\"og:description\" content=\"Dynamic Cone Penetrometer with 8 kg hammer and 60\u00b0 cone for rapid in-situ assessment of subgrade, sub-base and compacted pavement materials.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/\" \/>\n<meta property=\"og:site_name\" content=\"L\u0130YA TEST\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/p\/LYA-LABORATUVAR-TEST-CHAZLARI-MALAT-PAZARLAMA-100069030777066\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-09T07:47:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/localhost\/wordpress\/wp-content\/uploads\/2026\/08\/LT_DINAMIKKONIKPENETROMETRE.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"1200\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/urun\\\/dynamic-cone-penetrometer\\\/\",\"url\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/urun\\\/dynamic-cone-penetrometer\\\/\",\"name\":\"Dynamic Cone Penetrometer | 8 kg DCP | Liya Test\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/urun\\\/dynamic-cone-penetrometer\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/urun\\\/dynamic-cone-penetrometer\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.liyatest.com.tr\\\/wp-content\\\/uploads\\\/2026\\\/08\\\/LT_DINAMIKKONIKPENETROMETRE.jpg\",\"datePublished\":\"2026-08-07T06:56:14+00:00\",\"dateModified\":\"2026-09-09T07:47:29+00:00\",\"description\":\"Dynamic Cone Penetrometer with 8 kg hammer and 60\u00b0 cone for rapid in-situ assessment of subgrade, sub-base and compacted pavement materials.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/urun\\\/dynamic-cone-penetrometer\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/urun\\\/dynamic-cone-penetrometer\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/urun\\\/dynamic-cone-penetrometer\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.liyatest.com.tr\\\/wp-content\\\/uploads\\\/2026\\\/08\\\/LT_DINAMIKKONIKPENETROMETRE.jpg\",\"contentUrl\":\"https:\\\/\\\/www.liyatest.com.tr\\\/wp-content\\\/uploads\\\/2026\\\/08\\\/LT_DINAMIKKONIKPENETROMETRE.jpg\",\"width\":1200,\"height\":1200,\"caption\":\"LT-S0047 Dinamik Konik Penetrometre zemin test cihaz\u0131\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/urun\\\/dynamic-cone-penetrometer\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Anasayfa\",\"item\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Products\",\"item\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/products\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Dynamic Cone Penetrometer\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/\",\"name\":\"L\u0130YA TEST\",\"description\":\"DISCOVER THE QUALITY\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/#organization\",\"name\":\"L\u0130YA LABORATUVAR TEST C\u0130HAZLARI\",\"url\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.liyatest.com.tr\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/logo-footer.png\",\"contentUrl\":\"https:\\\/\\\/www.liyatest.com.tr\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/logo-footer.png\",\"width\":220,\"height\":113,\"caption\":\"L\u0130YA LABORATUVAR TEST C\u0130HAZLARI\"},\"image\":{\"@id\":\"https:\\\/\\\/www.liyatest.com.tr\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/p\\\/LYA-LABORATUVAR-TEST-CHAZLARI-MALAT-PAZARLAMA-100069030777066\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/liya-testing-equipment-9b7997106\\\/\",\"https:\\\/\\\/www.instagram.com\\\/liya_test_equipment\\\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Dynamic Cone Penetrometer | 8 kg DCP | Liya Test","description":"Dynamic Cone Penetrometer with 8 kg hammer and 60\u00b0 cone for rapid in-situ assessment of subgrade, sub-base and compacted pavement materials.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/","og_locale":"en_US","og_type":"article","og_title":"Dynamic Cone Penetrometer | 8 kg DCP | Liya Test","og_description":"Dynamic Cone Penetrometer with 8 kg hammer and 60\u00b0 cone for rapid in-situ assessment of subgrade, sub-base and compacted pavement materials.","og_url":"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/","og_site_name":"L\u0130YA TEST","article_publisher":"https:\/\/www.facebook.com\/p\/LYA-LABORATUVAR-TEST-CHAZLARI-MALAT-PAZARLAMA-100069030777066\/","article_modified_time":"2026-09-09T07:47:29+00:00","og_image":[{"width":1200,"height":1200,"url":"https:\/\/localhost\/wordpress\/wp-content\/uploads\/2026\/08\/LT_DINAMIKKONIKPENETROMETRE.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"6 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/","url":"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/","name":"Dynamic Cone Penetrometer | 8 kg DCP | Liya Test","isPartOf":{"@id":"https:\/\/www.liyatest.com.tr\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/#primaryimage"},"image":{"@id":"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/#primaryimage"},"thumbnailUrl":"https:\/\/www.liyatest.com.tr\/wp-content\/uploads\/2026\/08\/LT_DINAMIKKONIKPENETROMETRE.jpg","datePublished":"2026-08-07T06:56:14+00:00","dateModified":"2026-09-09T07:47:29+00:00","description":"Dynamic Cone Penetrometer with 8 kg hammer and 60\u00b0 cone for rapid in-situ assessment of subgrade, sub-base and compacted pavement materials.","breadcrumb":{"@id":"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/#primaryimage","url":"https:\/\/www.liyatest.com.tr\/wp-content\/uploads\/2026\/08\/LT_DINAMIKKONIKPENETROMETRE.jpg","contentUrl":"https:\/\/www.liyatest.com.tr\/wp-content\/uploads\/2026\/08\/LT_DINAMIKKONIKPENETROMETRE.jpg","width":1200,"height":1200,"caption":"LT-S0047 Dinamik Konik Penetrometre zemin test cihaz\u0131"},{"@type":"BreadcrumbList","@id":"https:\/\/www.liyatest.com.tr\/en\/urun\/dynamic-cone-penetrometer\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Anasayfa","item":"https:\/\/www.liyatest.com.tr\/en\/"},{"@type":"ListItem","position":2,"name":"Products","item":"https:\/\/www.liyatest.com.tr\/en\/products\/"},{"@type":"ListItem","position":3,"name":"Dynamic Cone Penetrometer"}]},{"@type":"WebSite","@id":"https:\/\/www.liyatest.com.tr\/en\/#website","url":"https:\/\/www.liyatest.com.tr\/en\/","name":"L\u0130YA TEST","description":"DISCOVER THE QUALITY","publisher":{"@id":"https:\/\/www.liyatest.com.tr\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.liyatest.com.tr\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.liyatest.com.tr\/en\/#organization","name":"L\u0130YA LABORATUVAR TEST C\u0130HAZLARI","url":"https:\/\/www.liyatest.com.tr\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.liyatest.com.tr\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.liyatest.com.tr\/wp-content\/uploads\/2026\/05\/logo-footer.png","contentUrl":"https:\/\/www.liyatest.com.tr\/wp-content\/uploads\/2026\/05\/logo-footer.png","width":220,"height":113,"caption":"L\u0130YA LABORATUVAR TEST C\u0130HAZLARI"},"image":{"@id":"https:\/\/www.liyatest.com.tr\/en\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/p\/LYA-LABORATUVAR-TEST-CHAZLARI-MALAT-PAZARLAMA-100069030777066\/","https:\/\/www.linkedin.com\/in\/liya-testing-equipment-9b7997106\/","https:\/\/www.instagram.com\/liya_test_equipment\/"]}]}},"_links":{"self":[{"href":"https:\/\/www.liyatest.com.tr\/en\/wp-json\/wp\/v2\/product\/13526","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.liyatest.com.tr\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.liyatest.com.tr\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.liyatest.com.tr\/en\/wp-json\/wp\/v2\/media\/11781"}],"wp:attachment":[{"href":"https:\/\/www.liyatest.com.tr\/en\/wp-json\/wp\/v2\/media?parent=13526"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.liyatest.com.tr\/en\/wp-json\/wp\/v2\/product_brand?post=13526"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.liyatest.com.tr\/en\/wp-json\/wp\/v2\/product_cat?post=13526"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.liyatest.com.tr\/en\/wp-json\/wp\/v2\/product_tag?post=13526"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}