【神業】35mの巨大屋根を一気に仕上げる！建築現場の裏側と「ハゼ締め」の職人技を完全公開

🔻Do you know the secret behind "that roof"? A complete behind-the-scenes look at corrugated metal roof construction, where over 10-meter-long steel plates fly through the air! The roofs of warehouses and factories in your neighborhood. Did you know that they're actually completed in just 3-4 days? This video provides a thorough explanation of the construction process for the king of metal roofs, "corrugated metal roofs," and the three main construction methods that professionals use on-site. Witness the masterful skills of craftsmen as they assemble each steel plate, over 10 meters long, with perfect coordination, and the culmination of technology that protects buildings for decades. ---------- 💡What you'll learn from this video • The basic structure and incredible strength of corrugated metal roofs • The secret to "no roof sheathing required" that dramatically shortens construction time • The advantages and disadvantages of the three construction methods: "overlapping," "seam," and "interlocking" • The entire process from on-site delivery to "seam tightening" which affects waterproofing performance • The effects of the latest "back-laid insulation" that keeps you cool in summer and prevents condensation in winter ------------------------------- 🎯 Recommended for: ✅ New site supervisors who want to acquire basic knowledge of site management ✅ Owners considering repair or new construction of warehouses or factories ✅ Engineers who want to see the dynamic behind-the-scenes of construction work ✅ Those who want to learn more about waterproofing and insulation measures for metal roofs ------------------------------- 🔹 About the video The roofs of buildings that support Japanese industry. They are filled with the judgment of professionals who pursue speed, cost, and performance, and the pride of craftsmen who do not allow even a 1 mm deviation. I hope this video will change the way you look at roofs that you usually see without giving them much thought. ---------- 🕒 Chapters (Table of Contents) 00:00 Opening: The true nature of that roof 00:52 What is corrugated metal roofing? The Secret of Cross-Sectional Shape and Strength 01:51 Tight Frame: The Starting Point of All Corrugated Sheet Construction 02:50 A Thorough Comparison of Three Fixing Methods (Overlapping, Seam, and Interlocking) 03:49 STEP 1: Delivery (Trailer & On-Site Forming) 04:23 STEP 2: Corrugated Sheet Installation (Crane Lifting) 05:10 STEP 3: Seam Binding (The Most Important Process Affecting Waterproofing Performance) 05:39 STEP 4: Ending Finishing 05:52 STEP 5: Ridge Cap Installation, Sealing, and Completion 06:14 Mainstream Materials: "Galvalume Steel" and "Backing Insulation" 06:43 Ending: Corrugated Sheet Roofs Protecting Japanese Industry ---------- 💬 Please tell us in the comments! ・Have you experienced any "near misses" or "difficulties" on corrugated sheet roof construction sites? ・Which construction method do you trust the most on site? Please share your on-site stories! ---------- 📢 Subscribe to our channel here We deliver the latest behind-the-scenes glimpses of construction sites and useful construction knowledge! ➡    / @architectural-site   ------------------------------- 🔗 Related Videos    • 【プロが解説】屋根折板の「現場成形」手順と要点！巨大金属屋根の秘密を見てみよう！      • 長尺屋根板金工法をマスターしよう！初心者向け施工ガイド   📝 Related Blogs (Kenken Chikuchiku Architectural Information) ・On-site Forming Procedure for Corrugated Sheet Metal, Building a Roof on-site (Roofing Sheet Metal) https://architectural-site.jp/archive... ・Corrugated Sheet Metal Installation (Roofing Work) Part 1 https://architectural-site.jp/archive... ・Corrugated Sheet Metal Installation (Roofing Work) Part 2 https://architectural-site.jp/archive... ------------------------------- 🔔 Turn on notifications to make sure you don't miss any new construction and on-site know-how videos. ✉️ Inquiries → [email protected] -------------------------------------------------- #ConstructionSite #SiteSupervisor #FoldedMetalRoof #ConstructionWork #MetalRoof #GalvalumeSteel #Craftsmanship #ConstructionWork #Architecture #ConstructionWork #Construction