Jika sistem drainase yang digunakan adalah parit lateral, maka perhitungan jarak dan kedalaman harus dipertimbangkan. Untuk kolektor, jarak parit ditentukan oleh ukuran lahan atau panjang maksimum pipa drainase. Pada lahan datar dengan sistem pipa drainase singular, jarak parit biasanya antara 200-500 m. Elevasi muka air di parit kolektor harus dipertahankan pada suatu kedalaman di bawah lubang pengeluaran dari pipa drainase ...
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Informasi tentang pola aliran alam diperlukan untuk mendapatkan gambaran tentang kecenderungan pola letak dan arah aliran alam yang terjadi sesuai dengan kondisi lahan daerah rencana. Secara tidak langsung sebenarnya informasi ini dapat diinterpretasikan dari peta topografi dengan cara mengidentifikasi bagian lembah dan punggung lahan. Dimana pola aliran buangan alam cenderung mengarah pada bagian lembah. Namun untuk dapat memperoleh hasil informasi ...
Read More »a. Drawwork Drawwork an essential equipment in a lift system, because through drawwork, a driller conduct and regulate drilling operations. Drawwork also the home rather than rolls drilling line.Drilling ascending line is used to lower the system’s hoisting equipment. Drawwork holds a very important role so often the model / type drawwork be the name or designation of a rig. ...
Read More »The annual plan of distribution of irrigation water drawn up by the department of the district / city or provincial government departments in charge of irrigation pursuant to its authority based on the annual plan of water supply irrigation water user farmer association proposal (P3A) and users of water for other purposes. Plan of distribution of irrigation water set by ...
Read More »Designing a map is to set the shape and overall appearance of maps that include the size of the sheet, the contents of maps, and information edge. The contents of the map depending on the elements, data, and information diperukan according to the title or theme of the map, while the size of the map sheet and presentation / layout ...
Read More »Activity Measurements are typically performed to determine the boundary of an area. Results of the measurement boundary is generally in the form of point coordinates X, Y and Z. The point coordinates are then processed into a map to determine the position on the field. On this learning activity you will map the coordinates of digital teodolite measurement results into ...
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