Optimization of the Direction of Buildings and Lanes in dezful Based on Climatologic Conditions

Dezful is located at specific geographical area with topography &climate systems of effective ecology has hot weather. Having long lasting frosts, it has special bio-climatological circumst ances. On the basis of the results derived from the effecten tive; it was determind that the weather in Dezful is definitely hot about 63,3 percent of the year, and there is a mmoderate comfort in the shad only about 29,1 percent of the year and 7,6 percent of the time, one enjoy a good weather in the cold. Therefore, for the maximum utilization of this environmental conditions in designing the open spaces and passages; the different types of yard and passages were drawn on the diagram of optimum location of yard is east – south with an inclination in the direction of west- south. As for the streets and the passages, and lanes the optimum direction is south-west with 30º to take full advantage of 2 factors of sunlight, and temperature. This prevents hot wind currents and as a result long frost and hot sun of the passages and streets.