سقف تیرچه بلوک | قسمت پنجاه و هشت | بتن پاشنه تیرچه | تیرچه فندوله دار

This video is part of a free, comprehensive course on concrete frame construction. It explains the design and execution of standard concrete beams, covering beam width, concrete cover thickness, reinforced concrete beam types (fandole, shoe, and block‑beam), formwork, concrete placement, reinforcement detailing, and monitoring. The video also discusses block‑beam roof construction, detailing roof thickness, load capacity, common issues such as sagging, negative‑moment reinforcement, and thermal bar spacing, and provides practical guidance on formwork, reinforcement placement, and quality control. 00:00 عرض تیرچه استاندارد – 01:11 ضخامت بتن پاشنه تیرچه – 02:48 تیرچه فندوله دار – 03:40 بتن ابتدا و انتهای تیرچه – 04:58 اسپیسر تیرچه – 05:26 مدت زمان بتن ریزی تیرچه – 06:04 نظارت بر میلگردهای تقویتی تیرچه