Watershed management studies and flood control in Ilam Basin.

Watershed management studies and flood control in Ilam Basin.

Client: Jahad Agricultural organization of Ilam Province
Project geographical position: Illam Province, Illam County
Project description:
The main objective of the flood control and the entrance to the city of Ilam is to prevent the incidence of financial and Johnny damages caused by floods in the urban area.Of course, in this design, other objectives such as maintaining and creating rangeland and forest coverage and optimal operation of land and erosion and sediment control were also considered.

General specification Catchment's area 13300ha.
Presenting promotional suggestion in the scope of region Grass planting area 110 ha.
The transformation of low yielding land to pasture operation
 
628.5 ha. Construction trough 8
Seeding 810 ha. Number of check contour trench 2973
Drilling bowl pits operation 1020 ha. Presenting suitable agricultural pattern for farmlands 3126 ha.
Gabion dam 35 Stone putting in the riverbank 1000 m
Drilling Scales-shaped pits 685 ha. evaluation 1128.6 km
Establishing conservation stations and investigation 7 Root breeding operation 120 ha.
Operation area of Degradation forest restoration 500 ha. Area of pit-seeding 800 ha.
The number of dry- stone 7159 Number of light dams with wire braided
 
1064
Earthen bands 4 Area of utilizing chemical fertilizer in Pasture 1225 ha.
Construction of biological dams 25 ha.