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Concrete pavement joints
Eng.saad alhussainy
‫للوالدين‬
‫نسألكم‬
‫الدعاء‬
‫تحياتي‬ ‫مع‬
Expansion joint))
‫التمدد‬ ‫مفاصل‬–‫تنفذ‬ ‫مفاصل‬ ‫هي‬‫لالرضيات‬
‫الخرسانيه‬‫لتسمح‬‫لالرضيه‬‫عن‬ ‫الناتج‬ ‫بالتمدد‬
‫التغيرات‬‫الحراريه‬‫جانبي‬ ‫قالب‬ ‫باستخدام‬ ‫وينفذ‬‫خشبي‬
‫اوحديدي‬‫الجزء‬ ‫في‬ ‫هذا‬ ‫الدول‬ ‫شيش‬ ‫وضع‬ ‫مع‬‫االول‬
‫الصب‬ ‫من‬–‫لدنه‬ ‫ماده‬ ‫وضع‬ ‫يتم‬ ‫القوالب‬ ‫فتح‬ ‫بعد‬
‫عن‬ ‫يقل‬ ‫ال‬ ‫بسمك‬ ‫االنضغاط‬ ‫سهله‬2.5‫بجانب‬ ‫سم‬
‫طالء‬ ‫مع‬ ‫الصب‬ ‫سمك‬ ‫ارتفاع‬ ‫وعلى‬ ‫القديم‬ ‫الجزء‬
‫انزالقه‬ ‫تسهل‬ ‫بماده‬ ‫الدول‬ ‫شيش‬ ‫من‬ ‫الخارج‬ ‫الجزء‬
‫ويسمى‬ ‫الكريز‬ ‫غطاء‬ ‫وضع‬ ‫مع‬ ‫الجديد‬ ‫الصب‬ ‫داخل‬(
‫كريز‬ ‫الكب‬)‫ويملىء‬‫ويجب‬ ‫الكريز‬ ‫بماده‬ ‫الغطاء‬ ‫هذا‬‫ان‬
‫الكب‬ ‫من‬ ‫المغلق‬ ‫الطرف‬ ‫يبتعد‬‫مسافه‬‫عن‬ ‫تقل‬ ‫ال‬
‫ليسمح‬ ‫التمدد‬ ‫مفصل‬ ‫عرض‬‫للخرسانه‬‫بالتمدد‬.
‫المسافه‬‫ك‬ ‫ظروف‬ ‫حسب‬ ‫تختلف‬ ‫التمدد‬ ‫مفاصل‬ ‫بين‬‫ل‬
‫العوامل‬ ‫وبعض‬ ‫منطقه‬‫االخرى‬‫ومن‬‫االفضل‬‫ان‬‫تنف‬‫ذ‬
‫مسافة‬ ‫كل‬ ‫التمدد‬ ‫مفاصل‬(30—40‫متر‬)
Eng.saadalhussainy
‫تحياتي‬ ‫مع‬
18

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Concrete pavement joints

  • 1. Concrete pavement joints Eng.saad alhussainy ‫للوالدين‬ ‫نسألكم‬ ‫الدعاء‬ ‫تحياتي‬ ‫مع‬
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  • 19. Expansion joint)) ‫التمدد‬ ‫مفاصل‬–‫تنفذ‬ ‫مفاصل‬ ‫هي‬‫لالرضيات‬ ‫الخرسانيه‬‫لتسمح‬‫لالرضيه‬‫عن‬ ‫الناتج‬ ‫بالتمدد‬ ‫التغيرات‬‫الحراريه‬‫جانبي‬ ‫قالب‬ ‫باستخدام‬ ‫وينفذ‬‫خشبي‬ ‫اوحديدي‬‫الجزء‬ ‫في‬ ‫هذا‬ ‫الدول‬ ‫شيش‬ ‫وضع‬ ‫مع‬‫االول‬ ‫الصب‬ ‫من‬–‫لدنه‬ ‫ماده‬ ‫وضع‬ ‫يتم‬ ‫القوالب‬ ‫فتح‬ ‫بعد‬ ‫عن‬ ‫يقل‬ ‫ال‬ ‫بسمك‬ ‫االنضغاط‬ ‫سهله‬2.5‫بجانب‬ ‫سم‬ ‫طالء‬ ‫مع‬ ‫الصب‬ ‫سمك‬ ‫ارتفاع‬ ‫وعلى‬ ‫القديم‬ ‫الجزء‬ ‫انزالقه‬ ‫تسهل‬ ‫بماده‬ ‫الدول‬ ‫شيش‬ ‫من‬ ‫الخارج‬ ‫الجزء‬ ‫ويسمى‬ ‫الكريز‬ ‫غطاء‬ ‫وضع‬ ‫مع‬ ‫الجديد‬ ‫الصب‬ ‫داخل‬( ‫كريز‬ ‫الكب‬)‫ويملىء‬‫ويجب‬ ‫الكريز‬ ‫بماده‬ ‫الغطاء‬ ‫هذا‬‫ان‬ ‫الكب‬ ‫من‬ ‫المغلق‬ ‫الطرف‬ ‫يبتعد‬‫مسافه‬‫عن‬ ‫تقل‬ ‫ال‬ ‫ليسمح‬ ‫التمدد‬ ‫مفصل‬ ‫عرض‬‫للخرسانه‬‫بالتمدد‬. ‫المسافه‬‫ك‬ ‫ظروف‬ ‫حسب‬ ‫تختلف‬ ‫التمدد‬ ‫مفاصل‬ ‫بين‬‫ل‬ ‫العوامل‬ ‫وبعض‬ ‫منطقه‬‫االخرى‬‫ومن‬‫االفضل‬‫ان‬‫تنف‬‫ذ‬ ‫مسافة‬ ‫كل‬ ‫التمدد‬ ‫مفاصل‬(30—40‫متر‬) Eng.saadalhussainy ‫تحياتي‬ ‫مع‬ 18