PERENCANAAN SALURAN SEKUNDER DAERAH IRIGASI AIR GAUNG KECIL KABUPATEN LAHAT PROVINSI SUMATERA SELATAN

The final report contains the planning of irrigation in the village High Gutters and Muara Muara Payang Gelumpai Lahat. This report discusses the planning and calculation of the dimensions of the secondary channels of the Secondary Channels Small Echoes Segment 1 (SSGKR1) to Secondary Channel Small Echoes Segment 11 (SSGKR11) with a total length of 3593.76 m channel. It is also in this planning there are 15 tertiary canals. Where the purpose of the construction project of irrigation channels Small Echoes Water area is to support the national food supply, so it is necessary to be the availability of water in the area even though the land is located far from sources of water. The data plan for this final report include rainfall data, map, and others. The method used is the method mean Algebra and methods of Penman and others. From the calculation results obtained for SSGKR1 secondary channel dimensions, with A = 308Ha, Q = 0540 m3 / s, L = 144.85 m. SSGKR2, with A = 303Ha, Q = 0531 m3 / s, L = 401 m. SSGKR3, with A = 267,3Ha, Q = 0469 m3 / s, L = 181.16 m. SSGKR4, with A = 258.5Ha, Q = 0453 m3 / s, L = 194.93 m. SSGKR5, with A = 206,9Ha, Q = 0.363 m3 / s, L = 375.13 m. SSGKR6, with A = 196,4Ha, Q = 0334 m3 / s, L = 531.68 m. SSGKR7, with A = 169,7Ha, Q = 0298 m3 / s, L = 513.38 m. SSGKR8, with A = 148,1Ha, Q = 0.260 m3 / s, L = 281.31 m. SSGKR9, with A = 104,8Ha, Q = 0184 m3 / s, L = 170.04 m. SSGKR10, with A = 95,80Ha, Q = 0168 m3 / s, L = 497.59 m. SSGKR11, with A = 87,30Ha, Q = 0153 m3 / s, L = 302.69 m. In this plan requires funding budget of Rp 22.277.643.277,64. Keywords: Irrigation, Water Small Echoes, Secondary Channel