تنبع أهمية هذا البحث من خلال الدور الحيوي الذي تلعبه نظم إدارة الرصف الطرقي Pavement Management Systems(PMS) بالتكامل مع نظم المعلومات الجغرافيةGeographic Information Systems(GIS) في تخطيط و إدارة الصيانة الطرقية في اللاذقية, للحصول على نظام محلي مرن يتبع منهجية جديدة في معالجة المعلومات و إظهارها عبر تقنيات الـGIS بالشكل الذي يساعد على اتخاذ القرار المتعلق بالصيانة. و لهذا الغرض نفذ بحث تجريبي لإدارة صيانة الرصف على مجموعة من الطرق التابعة للمؤسسة العامة للمواصلات الطرقية, حيث قسمت الطرق المدروسة إلى وصلات و قطاعات طرقية, ثم تم تقييم حالة سطح الرصف لها, بالاعتماد على طريقة معهد الإسفلت (Asphalt Institute Method), حيث تم التوصل بموجبها إلى مؤشر رقمي عن حالة الرصف, الذي دل بدوره على طريقة الصيانة اللازمة لذلك الرصف, و اعتمادا على نظم المعلومات الجغرافية تم تصميم و بناء قاعدة بيانات فاعلة خاصة بالطرق, تعكس واقع الطرق المدروسة و تمكننا من تخزين و تحليل و توثيق بيانات حالة سطح الرصف و ربطها بالخرائط الرقمية التي تم انجازها, و هذا ضمن الوصول السريع و المباشر إلى مختلف البيانات والحلول, عبر توزيع الطرق وفق قطاعات تظهر كل قطاع بلون يعكس حالته الفنية حسب الغاية من الخريطة و بالشكل الذي يساعد على اتخاذ القرار المتعلق بالصيانة .
This research highlights the vital role of Pavement Management Systems integrated with Geographic Information Systems in planning and managing road maintenance in Lattakia, and getting a flexible local system by following a new method in processing and viewing information that supports maintenance decision.
This study included applying a pilot project for managing pavement maintenance over a group of roads following The General Establishment for Road Communications. Those roads were divided to links and segments then evaluated using the " Asphalt Institute Method ", which gave us a numeric pointer that led in turn to the type of maintenance needed for a particular pavement. In this research, we depended on the Geographic Information Systems to design and build a comprehensive database, that reflected the present condition of the studied roads, and enabled us to store, analyze and document pavement surface condition and link it to the digitized maps of the studied roads. This guaranteed easy and direct access to various kinds of data and solutions as every segment appeared in a different color reflecting its conditions according to the theme of the map. By doing so, we could support the process of taking right maintenance decisions.
References used
Johnson, A. Best Practice Handbook on Asphalt Pavement Maintenance. Minnesota Technology Transfer Center/LTP Program, USA, 2000, 113
Gao, B. A GIS-Enabled Multi-Year Pavement Rehabilitation Needs Analysis System. Copy Right©Bo Gao, USA, 2004, 269
O`Flaherty,C. A. HIGHWAYS-The Location , Design , Construction & Maintenance of Pavements. 4th edition, Elsevier a division of Reed Elsevier India Private Limited, India, 2006, 552
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