{"id":2957,"date":"2026-08-27T17:49:43","date_gmt":"2026-08-27T09:49:43","guid":{"rendered":"https:\/\/soilimprovementsz.com\/?p=2957"},"modified":"2026-08-27T17:49:44","modified_gmt":"2026-08-27T09:49:44","slug":"design-basis-and-control-requirements-for-vacuum-preloading-in-soft%e2%80%91ground-improvement","status":"publish","type":"post","link":"https:\/\/soilimprovementsz.com\/id\/design-basis-and-control-requirements-for-vacuum-preloading-in-soft%e2%80%91ground-improvement\/","title":{"rendered":"Dasar Desain dan Persyaratan Pengendalian untuk Preloading Vakum dalam Perbaikan Tanah Lunak"},"content":{"rendered":"<p>Tidak ada parameter tetap universal untuk desain pramuat vakum dalam perbaikan tanah lunak. Desain harus dirumuskan berdasarkan kondisi geologi situs yang spesifik sesuai dengan gambar desain, tingkat beban, jadwal konstruksi, dan kondisi situs. Parameter konstruksi dan kriteria pengendalian harus disesuaikan dengan kondisi proyek yang sebenarnya, guna memastikan kualitas perbaikan tanah, indikator penurunan, dan keamanan layanan sesuai dengan persyaratan desain dan spesifikasi proyek. Persyaratan desain umum ditentukan sebagai berikut:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/11\u3001\u771f\u7a7a\u9884\u538b-\u82f1-1024x768.jpg\" alt=\"\" class=\"wp-image-2960\" srcset=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/11\u3001\u771f\u7a7a\u9884\u538b-\u82f1-1024x768.jpg 1024w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/11\u3001\u771f\u7a7a\u9884\u538b-\u82f1-300x225.jpg 300w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/11\u3001\u771f\u7a7a\u9884\u538b-\u82f1-768x576.jpg 768w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/11\u3001\u771f\u7a7a\u9884\u538b-\u82f1-1536x1152.jpg 1536w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/11\u3001\u771f\u7a7a\u9884\u538b-\u82f1-16x12.jpg 16w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/11\u3001\u771f\u7a7a\u9884\u538b-\u82f1.jpg 1702w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>1. Persyaratan Desain Leveling Situs<\/strong><\/p>\n\n\n\n<p>\uff081\uff09Sebelum konstruksi perbaikan tanah formal, lakukan leveling seluruh situs dalam zona perlakuan tanah lunak. Hilangkan tanah atas yang tidak rata dan lakukan perataan ulang permukaan tanah untuk menyediakan permukaan kerja yang rapi dan datar untuk pemasangan PVD berikutnya, pemasangan membran penutup, dan operasi pramuat vakum.<\/p>\n\n\n\n<p>\uff082\uff09Tidak ada standar tetap yang berlaku untuk leveling situs. Sesuaikan secara fleksibel sesuai dengan dokumen desain khusus dan kondisi situs yang sebenarnya untuk menyesuaikan dengan kebutuhan konstruksi berbagai proyek.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/1\u3001\u573a\u5730\u5e73\u6574-\u82f1.jpg\" alt=\"\" class=\"wp-image-2961\" srcset=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/1\u3001\u573a\u5730\u5e73\u6574-\u82f1.jpg 800w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/1\u3001\u573a\u5730\u5e73\u6574-\u82f1-300x225.jpg 300w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/1\u3001\u573a\u5730\u5e73\u6574-\u82f1-768x576.jpg 768w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/1\u3001\u573a\u5730\u5e73\u6574-\u82f1-16x12.jpg 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><strong>2. Persyaratan Desain Teknologi Perbaikan Tanah<\/strong><\/p>\n\n\n\n<p>\uff081\uff09Pilih teknologi perbaikan tanah lunak yang optimal dengan mempertimbangkan secara komprehensif geologi proyek, kriteria pengendalian penurunan, dan jadwal konstruksi. Drainase Vertikal Prefabrikasi (PVD) yang dikombinasikan dengan konsolidasi pramuat vakum adalah teknologi umum utama.<\/p>\n\n\n\n<p>\uff082\uff09Tidak ada nilai tetap yang ditentukan untuk parameter teknis, lingkup perbaikan, dan kriteria pengendalian konstruksi. Lakukan optimisasi dan penyesuaian yang ditargetkan sesuai dengan dokumen desain proyek, distribusi lapisan tanah, dan sifat tanah untuk memenuhi kebutuhan perbaikan berbagai proyek.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"449\" src=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/2\u3001\u771f\u7a7a\u9884\u538b\u6c34\u8f7d\u9884\u538b-\u82f1-1.jpg\" alt=\"\" class=\"wp-image-2962\" srcset=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/2\u3001\u771f\u7a7a\u9884\u538b\u6c34\u8f7d\u9884\u538b-\u82f1-1.jpg 800w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/2\u3001\u771f\u7a7a\u9884\u538b\u6c34\u8f7d\u9884\u538b-\u82f1-1-300x168.jpg 300w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/2\u3001\u771f\u7a7a\u9884\u538b\u6c34\u8f7d\u9884\u538b-\u82f1-1-768x431.jpg 768w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/2\u3001\u771f\u7a7a\u9884\u538b\u6c34\u8f7d\u9884\u538b-\u82f1-1-18x10.jpg 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><strong>3\u3001<\/strong><strong>&nbsp;Persyaratan Periode Pramuat dan Konfirmasi Pelepasan Beban<\/strong><strong><\/strong><\/p>\n\n\n\n<p>\uff081\uff09Periode konsolidasi pramuat vakum harus ditentukan secara khusus berdasarkan ketebalan tanah lunak, sifat tanah, kesulitan konsolidasi, dan jadwal konstruksi secara keseluruhan, tanpa durasi tetap yang seragam.<\/p>\n\n\n\n<p>\uff082\uff09Setelah situs mencapai tingkat vakum yang dirancang, lakukan pramuat penuh. Untuk proyek konvensional, durasi pramuat penuh harus dikontrol selama 90 hari, yang dapat disesuaikan secara fleksibel sesuai dengan kebutuhan konsolidasi yang sebenarnya.<\/p>\n\n\n\n<p>\uff083\uff09Sebelum pelepasan beban, susun data pemantauan penurunan lengkap dari seluruh proses dan konsolidasikan dokumen penerimaan. Operasi pelepasan beban hanya dapat dilakukan setelah verifikasi dan persetujuan bersama oleh pemilik, perancang, pengawas, dan kontraktor.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/6\u3001\u6c89\u964d\u89c2\u6d4b2-\u82f1.jpg\" alt=\"\" class=\"wp-image-2963\" srcset=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/6\u3001\u6c89\u964d\u89c2\u6d4b2-\u82f1.jpg 800w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/6\u3001\u6c89\u964d\u89c2\u6d4b2-\u82f1-300x225.jpg 300w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/6\u3001\u6c89\u964d\u89c2\u6d4b2-\u82f1-768x576.jpg 768w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/6\u3001\u6c89\u964d\u89c2\u6d4b2-\u82f1-16x12.jpg 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><strong>4. Persyaratan Pra-perlakuan Situs dan Kontrol Elevasi<\/strong><strong><\/strong><\/p>\n\n\n\n<p>\uff081\uff09Sebelum konstruksi, bersihkan secara menyeluruh batu besar, akar tanaman, barang-barang kecil, dan lapisan lemah di dalam tanah yang baru diisi di lokasi, guna mencegah dampak buruk dari tanah atas yang buruk terhadap kualitas pemasangan PVD dan kinerja konsolidasi tanah.<\/p>\n\n\n\n<p>\uff082\uff09Setelah pembersihan puing, ratakan situs ke elevasi yang dirancang. Deviasi elevasi harus sesuai dengan persyaratan desain dan spesifikasi proyek yang spesifik.<\/p>\n\n\n\n<p>\uff083\uff09Untuk proyek konvensional, toleransi elevasi harus dalam batas 10 cm. Persyaratan presisi dapat disesuaikan secara fleksibel sesuai standar desain berbagai proyek.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/4\u3001\u573a\u5730\u9884\u5904\u7406-\u82f1.jpg\" alt=\"\" class=\"wp-image-2964\" srcset=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/4\u3001\u573a\u5730\u9884\u5904\u7406-\u82f1.jpg 800w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/4\u3001\u573a\u5730\u9884\u5904\u7406-\u82f1-300x225.jpg 300w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/4\u3001\u573a\u5730\u9884\u5904\u7406-\u82f1-768x576.jpg 768w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/4\u3001\u573a\u5730\u9884\u5904\u7406-\u82f1-16x12.jpg 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><strong>5. Persyaratan Desain dan Inspeksi PVD<\/strong><strong><\/strong><\/p>\n\n\n\n<p>\uff081\uff09Spesifikasi, model, dan pola tata letak drainase vertikal prefabrikasi harus sesuai dengan gambar proyek khusus. PVD SPB-B atau SPB-C biasanya digunakan, disusun dalam pola persegi atau pola berderet (bunga plum). Jarak dan kedalaman penetrasi harus mengikuti profil dan gambar detail secara ketat, dan dapat dioptimalkan sesuai dengan kondisi geologi situs.<\/p>\n\n\n\n<p>\uff082\uff09Kualitas PVD harus memenuhi persyaratan *Standar Inspeksi Kualitas untuk Drainase Vertikal Prefabrikasi* (JTS\/T 206\u20111\u20112023). Dokumen lengkap termasuk sertifikat pabrik dan laporan inspeksi mandiri produsen harus disediakan saat pengiriman bahan.<\/p>\n\n\n\n<p>\uff083\uff09Bahan yang dikirim harus diambil sampel dan diuji sesuai dengan spesifikasi dan persyaratan proyek. Bahan hanya dapat digunakan dalam konstruksi situs setelah lulus inspeksi oleh lembaga pengujian pihak ketiga yang memenuhi syarat.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u5851\u6599\u6392\u6c34\u677f\u65bd\u5de5-\u82f1-1.jpg\" alt=\"\" class=\"wp-image-2965\" srcset=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u5851\u6599\u6392\u6c34\u677f\u65bd\u5de5-\u82f1-1.jpg 800w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u5851\u6599\u6392\u6c34\u677f\u65bd\u5de5-\u82f1-1-300x169.jpg 300w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u5851\u6599\u6392\u6c34\u677f\u65bd\u5de5-\u82f1-1-768x432.jpg 768w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u5851\u6599\u6392\u6c34\u677f\u65bd\u5de5-\u82f1-1-18x10.jpg 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><strong>6<\/strong><strong>\u3001<\/strong><strong>&nbsp;Persyaratan Perancangan Sistem Drainase Situs<\/strong><strong><\/strong><\/p>\n\n\n\n<p>\uff081\uff09Mengatur saluran drainase terbuka di sekitar secara wajar dengan menggabungkan topografi situs, kondisi catchment, dan rencana tata letak konstruksi.<\/p>\n\n\n\n<p>\uff082\uff09Dimensi, garis lurus, dan kepadatan saluran terbuka harus dirancang secara khusus sesuai dengan skala situs. Saluran pembuangan harus ditempatkan di daerah rendah dari situs untuk menjamin drainase yang lancar.<\/p>\n\n\n\n<p>\uff083\uff09Tingkatkan sistem drainase permukaan untuk menghindari tanah lunak yang terserap akibat genangan air, kerusakan struktur penyegel vakum, dan penurunan kinerja pra-pemadatan-konolidasi. Skema drainase dapat dioptimalkan secara fleksibel sesuai kondisi nyata situs.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u573a\u5730\u6392\u6c34-\u82f1.jpg\" alt=\"\" class=\"wp-image-2966\" srcset=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u573a\u5730\u6392\u6c34-\u82f1.jpg 800w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u573a\u5730\u6392\u6c34-\u82f1-300x225.jpg 300w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u573a\u5730\u6392\u6c34-\u82f1-768x576.jpg 768w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u573a\u5730\u6392\u6c34-\u82f1-16x12.jpg 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><strong>7<\/strong><strong>\u3001<\/strong><strong>&nbsp;Persyaratan Pengendalian Tingkat Vakum dan Tingkat Konolidasi<\/strong><strong><\/strong><\/p>\n\n\n\n<p>\uff081\uff09Selama konstruksi pra-pemadatan vakum, vakum di bawah membran harus didistribusikan secara stabil dan merata. Untuk proyek konvensional, tingkat vakum harus dipertahankan di atas 650\u202fmmHg (80\u202fkPa); nilai spesifik harus mengikuti indikator desain proyek khusus.<\/p>\n\n\n\n<p>\uff082\uff09Sebelum pelepasan, tingkat konolidasi rata-rata lapisan tanah dalam kedalaman perbaikan PVD harus memenuhi persyaratan desain, yang harus melebihi 90\u202f% untuk proyek konvensional.<\/p>\n\n\n\n<p>\uff083\uff09Indikator untuk tingkat vakum dan tingkat konolidasi tidak tetap, dan harus disesuaikan secara berbeda sesuai dengan kriteria settlement dan kebutuhan fungsional dari berbagai proyek.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/5\u3001\u771f\u7a7a\u9884\u538b\u76d1\u6d4b\u7ef4\u62a4-\u82f1.jpg\" alt=\"\" class=\"wp-image-2967\" srcset=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/5\u3001\u771f\u7a7a\u9884\u538b\u76d1\u6d4b\u7ef4\u62a4-\u82f1.jpg 800w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/5\u3001\u771f\u7a7a\u9884\u538b\u76d1\u6d4b\u7ef4\u62a4-\u82f1-300x225.jpg 300w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/5\u3001\u771f\u7a7a\u9884\u538b\u76d1\u6d4b\u7ef4\u62a4-\u82f1-768x576.jpg 768w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/5\u3001\u771f\u7a7a\u9884\u538b\u76d1\u6d4b\u7ef4\u62a4-\u82f1-16x12.jpg 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><strong>8. Persyaratan Pengendalian Pump-off dan Pelepasan<\/strong><strong><\/strong><\/p>\n\n\n\n<p>\uff082\uff09 Kondisi pump-off dan pelepasan untuk pra-pemadatan vakum harus mematuhi desain proyek khusus. Pelepasan hanya dapat dilakukan setelah indikator tingkat konolidasi atau stabilitas settlement terpenuhi dan dikonfirmasi oleh semua pihak yang terlibat.<\/p>\n\n\n\n<p>\uff082\uff09Kriteria stabilitas settlement konvensional: ketika laju settlement rata-rata yang diukur \u2264\u202f2\u202fmm\/hari selama 7 hari berturut-turut, situs dianggap secara dasar stabil terhadap settlement; operasi pump-off dan pelepasan dapat dilakukan bersamaan dengan hasil tingkat konolidasi.<\/p>\n\n\n\n<p>\uff083\uff09Nilai ambang batas untuk pengendalian laju settlement dapat disesuaikan secara fleksibel sesuai dengan grade desain fondasi dan batas settlement yang diperlukan dari berbagai proyek.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"599\" src=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u771f\u7a7a\u9884\u538b\u76d1\u6d4b-\u82f1.jpg\" alt=\"perbaikan tanah lunak\" class=\"wp-image-2968\" srcset=\"https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u771f\u7a7a\u9884\u538b\u76d1\u6d4b-\u82f1.jpg 800w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u771f\u7a7a\u9884\u538b\u76d1\u6d4b-\u82f1-300x225.jpg 300w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u771f\u7a7a\u9884\u538b\u76d1\u6d4b-\u82f1-768x575.jpg 768w, https:\/\/soilimprovementsz.com\/wp-content\/uploads\/2026\/08\/\u771f\u7a7a\u9884\u538b\u76d1\u6d4b-\u82f1-16x12.jpg 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><strong>Sumber: <\/strong><strong>Guangzhou Sunzo Foundation Engineering Co., Ltd.<\/strong><\/p>\n\n\n\n<p>Ikuti SUNZO untuk pembaruan terus-menerus tentang pengetahuan perbaikan tanah lunak, teknik konstruksi, interpretasi teknologi baru, dan studi kasus rekayasa!<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>There are no universal fixed parameters for vacuum preloading design of soft\u2011ground improvement. Design shall be formulated on a project\u2011specific [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2968,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"vacuum preloading,soft ground improvement,prefabricated vertical drain,PVD,soil consolidation,port engineering,and reclamation,geotechnical engineering,SUNZO,prefabricated vertical drain 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