Seyed Ataollah Hosseini

Seyed Ataollah Hosseini
University of Tehran | UT · Department of Forestry and Forest Economics

Professor-PhD

About

86
Publications
20,374
Reads
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359
Citations
Introduction
Skills and Expertise
Additional affiliations
October 2014 - October 2016
University of Tehran
Position
  • Head of Department

Publications

Publications (86)
Article
Full-text available
This study has been carried out spatially in the Hyrcanian forests of northern Iran and after zoning landslide risk in an area of 1700 hectares, evaluates the potential threats to existing forest roads.
Article
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Dust is often generated from the dry surfaces of unpaved forest roads as a result of vehicular traffic. Dust particles can negatively affect vegetative growth, water quality and road traffic quality. In this study, some environmental friendly anti-dust agents including sugar cane molasses, polyacrylamide (PAM) and bentonite were used to control dus...
Article
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In this study, some environmentally friendly anti-dust agents including sugar cane molasses, polyacrylamide and bentonite were used to control dust emission from the forest road surface within the 3, 9, 27 and 81-day timeframe. A rear-mounted spray system and dust collector devices were used for implementation of treatments and dust emission record...
Conference Paper
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Roads are the most important human-made structures in the forest environment, and roads allow us to penetrate the innermost parts of the forest and enjoy its benefits, including wood. It is worth noting that access to the forest environment, in addition to exploitation, provides the possibility of protection, maintenance, and rehabilitation in the...
Article
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This study aimed to investigate the effects of two types of natural geotextiles, including wood shred (WS), rice straw (RS) and the biomechanics method of brush wood dam (BWD) with planting seedlings of Alnus glutinosa and Salix alba on runoff, soil loss and fill slope. The effects were compared with those obtained from control treatment. A total o...
Article
Landslides create many ecological processes on a local scale in the landscape, including subsequent ecological processes. Landslide geological effects and their management as well as physical hazards have been thoroughly investigated, but the ecological processes created by landslides and their relationship with measures to rebuild the stability of...
Article
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Abstract Background and Objective: Forest roads network in forestry plans have main and basic role in the forest management, conservation and recovery. In this research the ability of GIS and AHP in production of road-use map in Dallak kheil forest of Sari with an area of 1521.89 hectare (without villages in study area) was investigated. Method: In...
Article
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Road is a necessity for attaining ideas, principles and management plan in a forestry unit (district). The forest road network design must be aimed at a multi-purpose use of roads such as landscaping and tourism activities. This study was performed in the Namkhaneh section of Kheyrud forest 10 km east of Noshahr (Hyrcanian forest). First, the map o...
Article
Aim of study: To compare cost and productivity of three ground-based logging methods by skidder: 1, tree length method (TLM), 2, long length method (LLM) and 3, short length method (SLM).Area of study: A mixed broadleaved mountainous forest stand in the Hyrcanian forests in northern Iran.Material and methods: To develop time prediction models, all...
Article
This investigation assessed the economic and environmental impacts of small-scale wood logging by mules in the mixed broadleaved mountain forest. To develop a time prediction model, all measurements of time are replaced by their decadic logarithms. Unit cost was calculated by two methods: (i) as usual, division of the system cost by average product...
Article
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This research deals with productivity and cost of rock disintegration and side casting of materials with the use of a hydraulic hammer mounted on a PC 220 Komatsu crawler excavator, which is used on rocky slopes of Hyrcanian forests of Iran. A continuing time study was applied during the road construction. To estimate the volume of rock disintegrat...
Article
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Landslide is one of the negative sides of building non-standard roads in forest areas. The aim of the present study was to assess the effect of biological stabilization on landslide at the edge of forest roads in south and north aspects. For this purpose, in Neka forest (Mazandaran province) three treatments including control, sliding and stabilize...
Article
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Soil erosion is of the most important environmental challenges and factors of forest damage, which is, occur because of the land use change, road construction and lack of vegetation cover. Forest soil is naturally penetrable but forest roads are not. This issue causes the flows runoff on road surface and washes soil particles. Thus, forest roads mu...
Article
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Among positive effects of vegetation in erosion control, reinforcement of soil by roots is very important. The quantity of reinforcement depends on root biotechnical characteristics such as root density and tensile strength. The aim of current study is to assess the effect of traditional pollarding on root biotechnical characteristics, soil reinfor...
Article
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In this study, species richness, evenness and vegetation biodiversity were investigated in stabilized and non-stabilized cut edge areas of Chachkam district forest roads in Sari forest of Iran. 18 micro plots 1×1m (36 micro plots) were sampled to carry out this research on two cut edge areas. Number of trees, shrubs and herbaceous were recorded in...
Article
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Forest management practices such as road construction and harvesting may substantially alter the quality of water. The main concern of this investigation was to consider the influence of passed time from logging operation on stream water quality parameters. Six Stream crossings (culverts) with two logging treatments were implemented in three replic...
Article
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Nutrients are important building blocks for healthy aquatic ecosystems and are generally nontoxic; but they can change with alteration in environmental parameters. The main objective of this study was to consider the seasonal variability of NO 3–, PO 43– and total suspended solids (TSS) concentrations in water. The study sites, stream crossings (L3...
Article
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Calculation of Skid Trail Spacing (STS) is an important option to minimize the total costs of skidding. Construction of many skid trails increases the construction cost, it also results in more degradation on different levels in forests. On the other hand, by constructing less skid trails, winching cost will increase, and in many cases, the skidder...
Article
Geometric design of forest roads and designing their landscape, play an effective role on reducing noise pollution and their harmful effects on human health. Therefore, the aim of this study was to investigate the effects of some technical and biological parameters such as geometric design of road and various tree stands on reducing noise pollution...
Article
To assess the residual damage a 100% inventory method was employed in pre-hauling and post-hauling, alongside skid trails and winching strips. Inventory was executed within 6 m from each side of the skid trail or winching strip centreline (12 m width). Besides the data analysis to choose the best alternative depending on residual damage the Analysi...
Article
Harvesting of timber using ground based machinery is still a common practice around the world. Track and road building, and movement of machinery during harvesting operations cause soil disturbance. Therefore the aim of this study was to investigate the change in soil properties after logging operation on skid trails (2 years and 7 years after logg...
Article
This paper deals with the issue of soil compaction during timber harvesting operations on cutting areas. Soil compaction was assessed following the logging operation in Darabkola forest area by measuring soil bulk density. In this research, a completely random sampling method was used to assess the resulting changes in soil bulk density. Soil bulk...
Article
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This study was conducted to classify water erosion risk for a deciduous forest and to predict the amount of sediment yield from forest road network. GIS in combination with AHP was used for determining the soil erosion risk degrees of forest. Beside, sediment yield from forest roads with gravel and asphalted surfacing was estimated using SEDMODL. R...
Article
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Time study is one of the techniques which are used to evaluate the performance of forest machinery. This study is time consuming and expenses. According to appearance of new technologies in recent years, it is possible to use this method in time study. It is necessary to investigate the accuracy and efficiency of the results of this method in scien...
Article
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Road prisms, such as cutslopes, fillslopes and road surfaces, can be important contributors of sediment to streams in forested watersheds. In this study rainfall simulations were carried out on cutslopes, fillslopes, road surfaces and forest grounds in hardwood forests of Lolet and Lat Talar, Iran. Water at intensity of 32.4 mm·h−1 was sprayed from...
Article
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Forest roads should be constructed according to standards and particular attention needs to be given to forest roads in planning and management schemes to develop sustainable forest infrastructure. The creation of standards for drainage systems is one of the most important technical developments in forest road construction. Seri 1 of Darabkola fore...
Article
This study attempts to use the analytical hierarchy process to choose the most appropriate earthwork machine for slope classes of 30-50% and 50-70%. Required data were collected by pairwise comparison as questionnaires filled by experts of forest engineering. Results showed that cross-sections and grade line (Technical criteria), soil excavation an...
Article
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The pistachio forest (Pistacia vera L.) of Khorasan Razavi province is a scarce habitat in Iran. It may not survive without effective management and the implementation of an effective engineering system. In this study the Khajeh pistachio forest of Karat e Nadir in the township of Khorasan Razavi was selected for its unique condition and management...
Article
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A portable rainfall simulator must be calibrated before its application in field experiments. In order to calibrate a portable single nozzle rainfall simulator for a soil erodibility study in Afra Chal site in northern forests of Iran, the following rainfall parameters were assessed; rainfall Intensity-Duration-Frequency (IDF), kinetic energy, drop...
Poster
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Forest roads are the most appropriate tool for doing optimal management, access increasing and service areas in Iran northern forest. Forest road construction in various parts causes changing of the water flow direction. To reduce the negative effects of forest roads drainage elements Like ditch, the proper transverse slope and width of piping is n...
Conference Paper
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The main aim of the Forest roads construction is logical using of the forest products. Some various duties are purposed by settled fort roads. They don’t appearto encounter the reality and various problems in forest planning and specially pronding a plan for forest bioenvironmental. It is necessary to consider a series of rules principals and gener...
Conference Paper
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The importance of forest roads on forest management (of forests, conservation and protection, exploitation, etc.) need to be adequately accurate in making it seem necessary. Forest roads have a fundamental role in the management of road infrastructure, protecting and restoring forests. In the present study attempted to cross the forest road to asse...
Article
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This study was conducted to evaluate the forest road network in Alandan district. In comparing the variants, it was revealed that the current road is considered as a feasible one in terms of coverage, but in some areas, some extra paths have been constructed which are not so applicable. Those paths should be back to the nature. The suggested road c...
Article
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Forest roads must be constructed according to the technical standards and guidelines published by the scientific organizations. The main aims of this research was to compare the standard clearing limit with existence status and assess the effects of the application of improper clearing limit on forest stock growth. In this research the standard des...
Article
Proper designing of the geometric specification of forest roads has an effective role in reducing sediment produced from the cut slope. Given the importance of this study, the researchers investigated the role of the LS factor on the rate of soil loss after constructing forest road in the Pashakola forest, Iran. In this study, the rate of soil loss...
Article
This study was conducted to investigate and compare the existence cross drainage with its standards in forest regions of Savad kooh, Iran. Research was done according to the importance of the planning issue of technical structures in forest roads based on wildlife habitat. In order to assess the characteristics of the considered ravine different an...
Article
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Vegetation plays an important role in controlling soil erosion (Zhou et al. 2006). Many studies have emphasized the importance of vegetation cover on soil loss (De Oña et al. 2009). Higher amounts of veg-etation cover are associated with a generalized delay in runoff, an increase in soil infiltration capa-city and a reduction of soil erodibility (M...
Article
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In skidding using ground skidding machines some of factors are effective on skidding time such as slope, loading volume, skidding distance and etc. Slope factor is one of the effective factors on skidder activities in skidding operations. In order to determination of the most allowable slope in strip road with Timber Jack 450C in downward skidding,...
Article
Forest roads are built to facilitate the transport of personnel and wood, and so to promote village development. In this study 18 development indices of village in relation to increasing forest road density were evaluated during three decades for the villages of Aryam, Estakhrposht, Hosein Abad, Daram, Sarm and Darzikola in Neka-Zalemrood forest. A...
Article
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In this study a road without maintenance and repairing operation on pavement layer was selected to investigate the effects of forest logging on development of ruts. For this purpose, the rate of rut area and depth on pavement layer was determined before the passage of timber trucks. After the logging operations (7 months later) the area and depth o...
Article
This study was conducted to investigate the effect of longitudinal slope, type of surfacing layer, and forest stand status at the edge of the road on traffic noise reduction. Three types of vehicles, including a Land Rover, motorcar, and small truck were selected for this study. Noise intensity was recorded on eight measurement sites with distances...
Article
Full-text available
This study was conducted to investigate and compare the existence cross drainage with its standards in forest regions of Savad kooh, Iran. Research was done according to the importance of the planning issue of technical structures in forest roads based on wildlife habitat. In order to assess the characteristics of considered ravine different analys...
Article
It is necessary that forest roads be constructed according to standards considering the importance of forest roads in the forestry plans and sustainable management. The Standard Drainage system is one of the most important technical buildings in the forest road construction. Darabkola forests have been located in the central part of the northern ma...
Article
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The objective of this study was to investigate the effects of physiographic features such as slope, altitude, aspect and soil on landslides dimensions and distribution in Pahnehkola forest, north of Iran. 30 landslides were selected for detailed observation, with their occurrences recorded by global positioning system (GPS) along the surveyed fores...
Article
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This study was conducted in Darab Kola forest which is located east of Sari city. After confirming the identity of Alder trees (Alnus subcordata L., Betulaceae) at the edge of forest roads, the cross section geometry was classified into without earth works and with earth works. Road clearing limits were divided into less than 10 metres and 10- 15 m...
Article
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Planning of forest road network is the most important issue for sustainable management of northern forests in Iran. This study represented a technical method of forest road planning by using GIS (Geographic Information Systems) in Vatan forestry plan of Golestan province, Iran. The aim of this study was to find out options for the optimization of s...
Article
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The objective of this research was to evaluate the factors affecting forest road routing and landslide occurrence in Dalakkheyl forest in North of Iran. Factors which influence on forest road routing were prioritized with analytical hierarchy process (AHP) in Expert Choice software. Dalakkheyl landslide and precipitation data for years of 2001 to 2...
Article
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Average skidding distance for forest stands is an important parameter for the determination of the optimum road density and spacing. In this research the real mean skidding distance and theoretical mean skidding distance were measured to calculate the correction factor of skidding distance for Chafrood forest in Hyrcanian zone. The length and azimu...
Article
Full-text available
This research deals with productivity and cost of rock disintegration and side casting of materials with the use of a hydraulic hammer mounted on a PC 220 Komatsu crawler excavator, which is used on rocky slopes of Hyrcanian forests of Iran. A continuing time study was applied during the road construction. To estimate the volume of rock disintegrat...
Article
Full-text available
A study was carried out to evaluate the effect of shelterwood cutting methods on stand structure and regeneration density. Data were collected from a northern hardwood forest stands in Iran with Fagus orientalis Lipsky as dominant species, with/without shelterwood cutting operation. Results clearly demonstrate that the management of Fagus orientali...
Article
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The total length of Hyrcanian forest roads in Iran at the end of year 2009 was about 10000 km. Forest roads facilitate timber harvest and attainment of other multiple use objectives requires a high capital investment. A mistake in planning a road, such as ignoring the effects of environmental and other parameters leads not only to the waste of publ...
Article
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Forest road construction is the most costly operation in forestry. Road designing and construction in unsuitable areas may increase construction and maintenance costs and also cause many environmental impacts. Therefore, it is required to pay more attention to forest road design. In this research, we tried to introduce an appropriate method for loc...
Article
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Three northern forest sites of Iran viz., Neka, Paved; Amreh and Darabkola, unpaved roads were selected to determine the edge effects of forest roads on the annual ring growth of alder trees (Alnus glutinosa). The thickness of annual rings, bark and height of trees were measured. The sampled trees were located in upward and downward of roads along...
Article
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To avoid heavy forest road maintenance costs, vertical alignment of longitudinal section must be developed according to road gradient standards and different kinds of excavation machines. In this study, bulldozer and hydraulic excavator ability to construct the forest road with standard longitudinal section has been examined using nivelman method....
Article
In this study, the wheel ruts frequency and dimensions were investigated according to geographical aspects, longitudinal gradient and surfacing layer of rural roads in Denji Kola village, Mazandaran Province, Iran. Ruts were divided into shallow and deep wheel ruts. Results showed that the ruts length and area were significantly affected by longitu...
Article
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Problem statement: In this study to evaluate the effects of hillside gradient on forest road cross section components in a loamy clay soil the amount of cut and fill slopes gradient and length, road bed and earthwork width were taken on tangent sections in a lat talar forest roads of Iran. Approach: The objective of this study were: (i) to evaluate...