Melaksanakan Pekerjaan Pondasi Dangkal - Teknologi Konstruksi dan Properti
Summary
TLDRThis video script outlines the process of constructing shallow foundation work, specifically a stone foundation. It begins with safety measures, then moves on to digging foundation holes according to specified dimensions. The script details laying out strings, leveling and compacting soil, and creating a foundation profile. It continues with the preparation of materials and tools, the installation of the stone foundation, and the use of concrete and steel reinforcement. The video emphasizes the importance of following technical specifications and ensuring the structural integrity of the foundation. The narrator, Andi Mulyono, encourages viewers to practice the foundation construction in a practical setting.
Takeaways
- 👷 The video script introduces Andi Mulyono, a representative from SMK Negeri 1 Kota Sukabumi, who specializes in construction, sanitation, and maintenance.
- 🏗 The main topic of the video is the implementation of shallow foundation work, specifically focusing on stone column foundations.
- 🛠 The foundation work is crucial as it transfers the load from the structure to the hard soil beneath.
- 🔍 Before starting the work, safety measures such as the use of helmets and ensuring the work area is safe and comfortable are emphasized.
- 🕳 The process begins with digging the foundation holes according to the plan, using string lines and wooden boards for alignment.
- 🔨 Soil is excavated to prepare the foundation, with the aim of achieving a stable base under all conditions.
- 📏 A profile for the foundation is created to guide the placement of the stone columns, typically in a trapezoidal shape following the foundation's design.
- 🏔 The foundation is prepared with the correct tools and materials, including stone columns, sand, and cement, with a focus on the proper mixing and placement of materials.
- 🔩 Steel reinforcement bars are used to provide additional strength to the foundation, ensuring the stability of the structure.
- 🔍 The final step involves inspecting the completed shallow foundation to ensure it meets technical specifications and matches the work plan.
- 💡 The video concludes with a call to action for viewers to practice the foundation work themselves, providing specific dimensions for a stone column foundation.
Q & A
What is the main topic of the video?
-The main topic of the video is the implementation of shallow foundation work, specifically the construction of a stone column foundation.
Who is the presenter of the video?
-The presenter of the video is Andi Mulyono, who introduces himself as coming from SMK Negeri 1 Kota Sukabumi.
What are the competencies and skills mentioned in the introduction?
-The competencies and skills mentioned are construction, building sanitation, and maintenance.
What is the purpose of the foundation being discussed in the video?
-The purpose of the foundation is to transfer the load from the structure to the hard ground, serving as a substructure buried in the ground.
What safety measures are mentioned before starting the foundation work?
-Before starting the foundation work, safety measures such as the application of K3 (safety, health, and environment), wearing safety helmets, work boots, and ensuring the work location is safe and comfortable are mentioned.
What is the size of each stone column foundation mentioned in the video?
-Each stone column foundation has a size of 100 cm.
What tools and materials are used for digging the foundation hole?
-Tools and materials used for digging the foundation hole include planks (bowplank), ropes, lime, and a hoe.
How is the soil leveling and compaction done after digging the foundation hole?
-The soil is leveled and compacted according to procedures and specifications, using tools like compactors and by layering the soil and sand.
What is the shape and purpose of the foundation profile?
-The foundation profile is trapezoidal, following the shape of the foundation, and it serves as a reference for the implementation of the stone column foundation.
What are the specifications of the stone column foundation mentioned in the video?
-The specifications of the stone column foundation are a bottom width of 50 cm, a top width of 35 cm, and a height of 50 cm.
How is the stone column foundation constructed?
-The stone column foundation is constructed by placing large stones at the base, followed by a layer of sand, then compacting it with water. The stones are arranged with spaces for placing rebar, and the process is repeated according to technical specifications.
What is the final step mentioned in the video for the foundation work?
-The final step mentioned is to check the results of the shallow foundation work to ensure it matches the technical specifications and the working drawings.
Outlines
🏗️ Introduction to Foundation Work
The video introduces Andi Mulyono, a representative from SMK Negeri 1 Kota Sukabumi, who will guide viewers through the process of constructing shallow foundation work. The video emphasizes the importance of safety by ensuring the use of personal protective equipment like helmets and safety shoes, and verifying the work site's safety. The process begins with digging the foundation hole, which is marked out using a string stretched between two boards, and then leveling and compacting the soil to achieve a stable base. The video also covers the preparation of the foundation profile, which is essential for guiding the placement of the foundation stones. The profile is typically trapezoidal, following the shape of the foundation, and is made using wood and stakes. The video concludes with a reminder to ensure that all work is done according to technical specifications and the provided drawings.
🔨 Shallow Foundation Construction
This section of the video script details the construction of a shallow foundation using stone. It begins with preparing the tools and materials needed for the job, such as shovels, hoes, and hammers, and the main materials like stone, sand, and cement. The process involves placing large stones at the base of the foundation, followed by a layer of sand. The sand is then compacted by pouring water over it and mixing it according to technical specifications. The video instructs on placing stones in a specific pattern to ensure a strong bond between them, with an emphasis on not aligning stones in a straight line to avoid weak spots. The video also covers the use of steel bars as reinforcement against the foundation stones. After the stones are placed, a check is performed to ensure the work matches the technical specifications and the drawings. Any gaps or poorly compacted areas are corrected to prevent structural damage. The video ends with instructions on backfilling the foundation, which is done in layers, compacting each layer according to technical specifications.
🛠️ Practical Exercise and Conclusion
The final paragraph of the script invites viewers to practice the construction of a shallow foundation using the knowledge gained from the video. It provides specific dimensions for a stone foundation: a top width of 25 cm, a bottom width of 40 cm, a height of 50 cm, and a length of 100 cm, with the excavation being 50 cm wide and 40 cm deep. The video concludes with a motivational message from Andi Mulyono, encouraging viewers to apply what they've learned and to continue practicing their skills. The video ends on a positive note, with a reminder to stay motivated and to practice safely.
Mindmap
Keywords
💡Foundation
💡Shallow Foundation
💡Safety Measures
💡Excavation
💡Compaction
💡Stone Masonry
💡Reinforcement
💡Backfilling
💡Technical Specifications
💡Inspection
💡Construction Plan
Highlights
Introduction of Andi Mulyono, a representative from SMK Negeri 1 Kota Sukabumi, Indonesia, specializing in building construction, sanitation, and maintenance.
The presentation focuses on the implementation of shallow foundation work, specifically a stone column foundation.
Emphasis on the importance of the foundation as a substructure that transfers loads to the ground.
Explanation of the safety measures, including the use of helmets and ensuring a safe and comfortable work environment.
Demonstration of the process of excavating the foundation pit, including the use of bowplank and string lines for accurate digging.
The purpose of soil improvement is to achieve a stable soil base under all conditions.
Details on how to level and compact the excavated soil according to specifications.
The construction of the foundation profile, which serves as a reference for the installation of the stone column foundation.
Inspection of the foundation detail to ensure the alignment with the building's structural requirements.
Preparation of the tools and materials needed for the installation of the stone column foundation.
Instructions on how to place large stones at the base of the foundation and compact the layers with sand.
The use of anstamping to establish the position of the foundation and the importance of layering the stones correctly.
Mixing the concrete with a specific ratio and the method of placing it on the stone layer.
The arrangement of stones to ensure a strong bond between them and the avoidance of alignment in the same line for structural integrity.
Preparation of steel reinforcement with a diameter of 8 liters to be used as a tie against the stone column.
Inspection of the shallow foundation work to ensure it meets technical specifications and the work plan.
Advice on redoing the stone placement if it is not compact, as it can lead to fatal damage to the overall building structure.
The backfilling process after the completion of the shallow foundation work, including the use of tools for measuring and compacting the soil.
Final words of encouragement from Andi Mulyono, inviting the audience to practice the installation of a shallow stone column foundation with given specifications.
Transcripts
Hai Cinta
[Tepuk tangan]
Hai assalamualaikum warahmatullah
wabarakatuh perkenalkan nama saya Andi
Mulyono karfi saya berasal dari SMK
Negeri 1 Kota Sukabumi kompetensi
keahlian konstruksi gedung sanitasi dan
perawatan Apa kabar kalian hari ini
Semoga selalu sehat dan kuat Pada
kesempatan kali ini kita akan membawakan
materi melaksanakan pekerjaan fondasi
dangkal pada sidang kaya akan kita pekan
kali ini yaitu pondasi batu kali yang
membentuk jalur uniku dengan ukuran
masing-masing jalurnya 100 cm seperti
yang telah kita ketahui bahwa pondasi
merupakan bangunan substruktur yang
terletak di dalam tanah yang berfungsi
untuk meneruskan beban yang telinganya
ke tanah keras ingin tahu selengkapnya
saksikan video berikut sebelum memulai
pekerjaan
ketikan penerapan K3 pada pekerjaan kita
sudah dilaksanakan seperti penggunaan
APBD helm atau penutup kepala
Hai sepatu kerja serta memastikan lokasi
pekerjaan kita sudah betul-betul aman
dan nyaman untuk memulai pekerjaan
[Musik]
pertama mengerjakan galian tanah lubang
pondasi
Hai setelah bowplank terpasang dan
benang sudah terbentang di antaranya
maka kita dapat memulai menggali lubang
untuk pondasi benang dipasang pada papan
bangunan atau bohlam sesuai tanda ukuran
galian
Hai bentangkan benang diantara kedua
papan bouwplank
[Musik]
kau taburkan kapur di atas dan sepanjang
rentang benang selebar rencana galian
[Musik]
tanah lubang pondasi digali sesuai
dengan gambar kerja untuk mengangkat
tanah dari lubang galian kita gunakan
cangkul tujuan perbaikan tanah adalah
untuk mendapatkan tanah dasar yang
stabil pada semua kondisi tanah dasar
galian diratakan dan dipadatkan sesuai
dengan prosedur dan spesifikasi
tips lapisan tanah di bawahnya harus
diratakan dan dipadatkan dengan alat
pemadat serta diurut lapisan pasien
urutan pasir dihampar dan dipadatkan
sesuai dengan prosedur dan spesifikasi
teknis
Hai ketiga mengerjakan profil pondasi
profil pondasi berguna untuk acuan dalam
pelaksanaan pemasangan pondasi batu kali
biasanya bentuk profil Pondasi adalah
trapesium mengikuti bentuk fondasinya
alat yang digunakan adalah meteran
gergaji dan palu Sedangkan untuk bahan
profil Pondasi yang biasa dipakai adalah
kayu dan paku gambar detail pondasi
diperiksa dengan teliti untuk
mengamankan patok-patok sumbu bangunan
sebelum memulai pekerjaan pondasi
khususnya penentuan patok-patok untuk
galian pondasi berdasarkan gambar kerja
ukuran Pondasi yang akan dibangun yaitu
lebar bawah 50 cm lebar atas 35 cm
tinggi 50 cm
Hai panjang Pondasi yang dibangun adalah
200 cm buat profil pondasi untuk memberi
panduan pekerja membentuk fondasi yang
akan dilaksanakan sesuai dengan gambar
kerja
[Musik]
Hai bersihkan galian yang telah dibuat
[Musik]
pasanglah profil pondasi pada setiap
ujung atau sudut lubang pondasi kontrol
kedalaman dan lebar galian serta seluruh
San dan ketegangannya keempat membuat
pondasi dangkal alat bahan dan lokasi
kerja disiapkan sesuai dengan
spesifikasi teknis siapkan peralatan
untuk pekerjaan pemasangan pondasi batu
kali antara lain sendok adukan cangkul
Scope Palu godam batu kali sebagai bahan
utama pasir dan semen digunakan sebagai
bahan adukan telah terlebih dahulu Batu
yang besar menggunakan palu godam dengan
bobot 5 kg batu atau bahan sejenisnya
yang akan dipasang
sesuai dengan metode kerja tempatkan
batu-batu yang besar di dasar lapisan
pondasi
Hai sebelum memasang pondasi batu kali
kita pasang terlebih dahulu anstamping
sebagai pengokoh kedudukan pondasi
Letakkan batu batu dengan posisi berdiri
pada dasar galian timbunan lapisan batu
tersebut menggunakan pasir kemudian
padatkan lapisan tersebut dengan cara
menyiramnya dengan air adukan dibuat
sesuai dengan spesifikasi teknis adukan
spasi yang akan digunakan menggunakan
perbandingan satu banding lima masukkan
air kemudian aduk-aduk
[Musik]
Hai adukan spesifik siap hamparkan
adukan diatas lapisan as tampil Letakkan
batu kali berukuran besar di atas adukan
tersebut
Hai atur sudah Dufan batu kali beri
jarak diantaranya yang akan digunakan
sebagai rongga untuk meletakkan special
bukan Letakkan batu untuk lapis di
atasnya usahakan letak antara batu lapis
pertama dan lapis di atasnya tidak
berada pada satu garis hal itu
dimaksudkan ikatan batu kali menjadi
kuat Letakkan batu yang pipih disebelah
luar pasangan pondasi sesuaikan bentuk
pasangan pondasi dengan benang yang
dipasang sampai dengan ketinggian yang
disyaratkan pada gambar kerja siapkan
besi diameter 8 liter yang akan
digunakan sebagai anggur terhadap Slug
[Musik]
kelima memeriksa hasil pekerjaan pondasi
dangkal hasil pekerjaan pondasi dangkal
disesuaikan dengan spesifikasi teknis
dan gambar kerja
Hai pastikan bahwa hasil pekerjaan sama
dengan gambar kerja dengan cara
melakukan pengukuran semua dimensi
[Musik]
lakukan pemeriksaan pada pekerjaan
pondasi dangkal cocokkan dengan gambar
kerja periksa pula kepadatan pasangan
jangan sampai ada rongga kosong yang
tidak terisi
Hai Bila terdapat pasangan batu kali
yang belum padat dianjurkan untuk
dibongkar kembali dan dilakukan
pemasangan ulang karena kerusakan pada
pondasi akan berakibat fatal terhadap
struktur bangunan secara keseluruhan
[Musik]
pastikan kondisi pasangan batu kali
setelah dalam keadaan kokoh dan padat
[Musik]
kenal mengerjakan urukan tanah pada sisi
pondasi anut bahan dan lokasi kerja
disiapkan sesuai dengan spesifikasi
teknis siapkan peralatan untuk mengukur
bagian Sisi pondasi dengan menggunakan
cangkul sekop pengurukan dilakukan
sesuai dengan spesifikasi teknis
Hai pengurukan tanah dilakukan setelah
selesai pekerjaan pondasi dangkal sesuai
dengan gambar kerja pengerukan dilakukan
secara bertahap diratakan kemudian
dipadatkan
[Musik]
Hai bahan urukan dipadatkan sesuai
dengan spesifikasi teknis injak-injak
bagian tanah yang diurutkan agar menjadi
padat namun untuk pemadatan dengan skala
besar bisa menggunakan stempel atau alat
berat lainnya demikian video
pembelajaran kita ia mengambil materi
tentang melaksanakan pekerjaan pondasi
dangkal semoga bermanfaat dan Mohon maaf
bila ada kekurangan sebagai latihan coba
laksanakan pemasangan pondasi dangkal di
tempat praktek kepala anda masing-masing
buat pondasi batu kali dengan
spesifikasi seperti lebar atas 25 cm
lebar bawah 40 cm tinggi pondasi 50 cm
panjang pondasi 100 cm lebar galian 50
cm dan kedalamannya 40 cm Saya yakin
bisa saya Andi Mulyono party
Wassalamualaikum warahmatullah
wabarakatuh tetap semangat
[Musik]
hai hai
hai hai
hai hai
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