a. Retaining weir (check dams) Retaining dams built upstream which serves to slow down and gradually reduce the volume of lava flood. To deal with the forces that are at the required weir lava flood barrier that is strong enough. In addition to accomodating clash large rocks, the lighthouse and the wings of the weir should be made of concrete ...
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28 Mai 2021 TN Web = 50 -> 37 TN Elektro = 40 -> 35 TN Industri = 30 -> 28 TN Mesin = 30 -> 32 TN Mikro = 20 -> 18 TN Pangan = 20 -> 30 TN Seni = 20 -> 30 TN Sipil = 20 -> 31 TN Blogs = 60 -> 36
Read More »Tahap Pembuatan Sumur Resapan
Tahap-tahap pembuatan sumur resapan adalah : – Persiapan awal berupa penyiapan lahan dan bahan. – Penggalian baik untuk sumur itu sendiri maupun jaringan yang baerasal dari atap rumah. – Pemasangan meliputi pemasangan bis beton atau batu bata dan pemasangan jaringan saluran air dari rumah ke rumah. Pemasangan sumur resapan dapat dilakukan dengan model tunggal dan komunal. Maksud ...
Read More »Hama Seaweed Fish Beronang
Hama macro is a parasitic organism that is larger than 2 cm contained cultivation location itself and has been in the form of large size / adults. Fish beronang (Siganus spp), is the biggest pests in the cultivation of seaweed. Beronang fish seed has clustered nature of the most serious pests of attack. These fish attack the entire thallus the ...
Read More »Definition Infiltration Wells
Infiltration wells are holes made to collect rain water that does not flow out of the yard. Usually the water from the roof of the house and of the rest of the house dipekarangan is passed into one or more according to the number and capacity of the well. This is very important catchment wells made in dense residential area ...
Read More »Saluran Drainage dan Irigasi
Saluran drainage dan irigasi ini ditujukan untuk mengalirkan kelebihan air sehingga tidak merusak tanah, tanaman, dan atau bangunan konservasi lainnya. Bentuk-bentuk saluran drainase dan irigasi: a. Saluran pengelak Fungsi : • Mencegah masuknya aliran permukaan dari daerah di atasnya ke daerah bawah yang rawan longsor. • Mengalirkan kelebihan air ke saluran pembuangan air (SPA). • Memotong/memperpendek panjang lereng sehingga mengurangi ...
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